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From: Dirk Kutscher <Dirk.Kutscher@neclab.eu>
To: "irtf-announce@irtf.org" <irtf-announce@irtf.org>
Thread-Topic: Distributed Data and Service Federation
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Date: Thu, 14 Jul 2016 13:15:17 +0000
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Cc: "Carsten Bormann \(cabo@tzi.org\)" <cabo@tzi.org>, "din@irtf.org" <din@irtf.org>, "Hejianfei \(Jeffrey\) \(jeffrey.he@huawei.com\)" <jeffrey.he@huawei.com>
Subject: Re: [Din] Distributed Data and Service Federation
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Hello,

friendly reminder of the meeting next week Tuesday. You can still go to the=
 social afterwards.

Coordinates

  *   Date & Time: Tuesday, July 19, 18:50 -- 20:20
  *   Room: Tegel

Draft Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Ethereum presentation (tentative)
  *   Dirk Kutscher: Federation in ICN
  *   Discussion of Next Steps


Best regards,
Dirk Kutscher


From: Dirk Kutscher
Sent: Montag, 27. Juni 2016 05:58
To: 'Dirk Kutscher'; irtf-announce@irtf.org
Cc: Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey) (jeff=
rey.he@huawei.com)
Subject: RE: Distributed Data and Service Federation

Hello everyone,

the side meeting got scheduled for Tuesday, 18:50 - 20:20, in the Tegel roo=
m.

This should allow people to still get to the social afterwards. There will =
be shuttle buses.

The draft agenda is below and also at https://trac.tools.ietf.org/group/irt=
f/trac/wiki/blockchain-federation

If you are interested in attending, please add your name to the attendees l=
ist on the Wiki page (or unicast to me) - the room has limited capacity...

Draft Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Jon Crowcroft: Challenges of Federating at Scale (tentative)
  *   Ethereum presentation (tentative)
  *   Dirk Kutscher: Federation in ICN
  *   Discussion of Next Steps

See you in Berlin!

Dirk



From: Din [mailto:din-bounces@irtf.org] On Behalf Of Dirk Kutscher
Sent: Freitag, 20. Mai 2016 12:46
To: irtf-announce@irtf.org<mailto:irtf-announce@irtf.org>
Cc: Carsten Bormann (cabo@tzi.org<mailto:cabo@tzi.org>); din@irtf.org<mailt=
o:din@irtf.org>; Hejianfei (Jeffrey) (jeffrey.he@huawei.com<mailto:jeffrey.=
he@huawei.com>)
Subject: [Din] Distributed Data and Service Federation


Hello everyone,



This a heads-up message for a side meeting we are planning on Distributed D=
ata and Service Federation at IETF-96.



The idea came out of discussions in Buenos Aires on Blockchain and Distribu=
ted Internet (see Wiki linked below).



In case you are interested,

there is a Wiki page: https://trac.tools.ietf.org/group/irtf/trac/wiki/bloc=
kchain-federation

and a mailing list: https://www.ietf.org/mailman/listinfo/din



Follow-up discussions should take place on the DIN mailing list.



We are planning for a meeting on Monday/Tuesday evening - if you'd like to =
attend, please unicast Jeffrey, Carsten and me, so that we get an idea how =
the required room size. Also, if you think you want to contribute, please l=
et us know.



Cheers,

Jeffrey, Carsten, Dirk





1) Distributed Data and Service Federation

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D



Evolving network systems require resource and asset sharing beyond connecti=
vity and transit services as in today's networks. For example, in IoT scena=
rios such as Smart City, data is characterized as the "new oil" for future =
service and business development. In order to utilize data in new contexts,=
 it needs to be freed from application- or service-provider-specific silos.=
 From a user control and privacy perspective, this cannot be done with some=
 assurance on data usage policies and privacy guarantees [2]. Also, for exc=
hanging data between different business peers, for example between aggregat=
ion and application-specific processing and presentation, data ownership, u=
sage rights and authenticity needs to be assured.



Similarly, future mobile network architectures are being design with the id=
ea of layering different service layers [3], each provided by a unique prov=
ider in order to provide adequate facilities for different users and vertic=
al applications of the network. For example, a base connectivity layer woul=
d be employed by an MVNO that offers a richer service, or an ICN cache-and-=
forward infrastructure would be employed by a Mobile-TV service requiring s=
calable distribution of live and video-on-demand content.



This proposal aims to investigate a decentralized federation infrastructure=
 to support such re-use of data and services at Internet scale.  Instead of=
 centralized control of independent network and application silos, we envis=
ion a general, Internet-wide infrastructure for creating, managing and stor=
ing information about data and service federations. Such federations would =
be set up dynamically, i.e., on-demand, and secured in a way that allows ea=
sy verification.





2) Motivation

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D



We think that now is a right time to start thinking about data sharing and =
service layering in a distributed fashion. Base technologies such as IoT ne=
tworking and ICN are reaching sufficient maturity levels for deployments. L=
inked Data initiatives are continuing to emerge, and research efforts such =
as 5GPPP are taking the next steps towards ad-hoc service create in layered=
 frameworks. Also, policy makers are calling for decentralized architecture=
s, e.g. in EU H2020:  "Current centralized platforms for big and social dat=
a management consolidate the dominance of existing incumbent actors, stifli=
ng innovation and allowing less and less control over the data by citizens.=
 Distributed architectures and decentralized platforms have a huge potentia=
l to enable the creation of viable alternatives to current dominant models"=
([4]).



3) Challenges, Potential Research Topics

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D



Here is a (non-exhaustive) list of challenges and potential research topics=
:



-- data publishing/distribution in an internet-wide federation, with protec=
tion of privacy, version control;

-- subscribing/searching to find the existing of the data, corresponding to=
 publishing/distribution mechanisms;

-- data retrieval with security: the concept of "owner" of data, access con=
trol on data objects, based on federated ID management/Authorization/Author=
ization, privilege management;

-- mechanisms enabling and encouraging data exchange/trade, e.g data anonym=
izing, data portability, etc. Blockchain may also be relevant here to provi=
de a distributed database for smart contract between non-trusting parties.

-- the ability to accommodate dynamic and evolving behavior, such as mobile=
 code;

-- semantic interoperability at different layers, e.g., as highlighted by [=
1]

-- information model reflecting the above considerations: data/metadata, ow=
ner of the data, etc.



At this point, we'd like to kick-off an inclusive discussion of interested =
members in the IRTF/IETF community.

Specifically, these questions/challenges may have connections to IETF ABFAB=
 WG, IRTF ICNRG, IRTF T2T RG among others.





[1] https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt

[2] https://www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-=
00.txt

[3] https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.p=
df

[4] http://ec.europa.eu/research/participants/portal/desktop/en/opportuniti=
es/h2020/topics/5083-ict-12-2016.html






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</head>
<body lang=3D"DE" link=3D"blue" vlink=3D"purple">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Hello,<o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">friendl=
y reminder of the meeting next week Tuesday. You can still go to the social=
 afterwards.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l0 level1 lfo4;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><o:p></o:p></span></li><li =
class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin=
-bottom-alt:auto;mso-list:l0 level1 lfo4;background:white">
Room: Tegel<o:p></o:p></li></ul>
<h3 style=3D"background:white;break-after: avoid;orphans: auto;text-align:s=
tart;widows: 1;-webkit-text-stroke-width: 0px;word-spacing:0px" id=3D"Draft=
Agenda">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Draft Agenda<o:p></o:p></span><=
/h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l2 level1 lfo5;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso=
-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2 level1 lfo5;bac=
kground:white">
Carsten Bormann: Service Federation in IoT<o:p></o:p></li><li class=3D"MsoN=
ormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:a=
uto;mso-list:l2 level1 lfo5;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l2 level1 lfo5;background:white">
Ethereum presentation (tentative)<o:p></o:p></li><li class=3D"MsoNormal" st=
yle=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-l=
ist:l2 level1 lfo5;background:white">
Dirk Kutscher: Federation in ICN<o:p></o:p></li><li class=3D"MsoNormal" sty=
le=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-li=
st:l2 level1 lfo5;background:white">
Discussion of Next Steps<o:p></o:p></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Best re=
gards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk Ku=
tscher<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><a name=3D"_MailEndCompose"><span lang=3D"EN-US" sty=
le=3D"color:#1F497D"><o:p>&nbsp;</o:p></span></a></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Dirk =
Kutscher
<br>
<b>Sent:</b> Montag, 27. Juni 2016 05:58<br>
<b>To:</b> 'Dirk Kutscher'; irtf-announce@irtf.org<br>
<b>Cc:</b> Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey=
) (jeffrey.he@huawei.com)<br>
<b>Subject:</b> RE: Distributed Data and Service Federation<o:p></o:p></spa=
n></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Hello e=
veryone,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">the sid=
e meeting got scheduled for Tuesday, 18:50 &#8211; 20:20, in the Tegel room=
.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">This sh=
ould allow people to still get to the social afterwards. There will be shut=
tle buses.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">The dra=
ft agenda is below and also at
<a href=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-fede=
ration">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">If you =
are interested in attending, please add your name to the attendees list on =
the Wiki page (or unicast to me) &#8211; the room has limited capacity&#823=
0;<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:auto;mso-margin-bottom-a=
lt:auto;background:white">
<b><span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans=
-serif&quot;;color:black;letter-spacing:-.2pt;mso-fareast-language:DE">Draf=
t Agenda<o:p></o:p></span></b></p>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l1 level1 lfo3;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Diego Lopez: Service Federation in 5G=
<o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso-mar=
gin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1 level1 lfo3;backgro=
und:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Carsten Bormann: Service Federation in IoT<o:p></o:p=
></span></li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-al=
t:auto;mso-margin-bottom-alt:auto;mso-list:l1 level1 lfo3;background:white"=
>
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Jeffrey He: Architecture Consideratio=
n for Data Sharing, and Open Questions<o:p></o:p></span></li><li class=3D"M=
soNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-al=
t:auto;mso-list:l1 level1 lfo3;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Jon Crowcroft: Challenges of Federati=
ng at Scale (tentative)<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l1 level1 lfo3;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Ethereum presentation (tentative)<o:p></o:p></span><=
/li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;ms=
o-margin-bottom-alt:auto;mso-list:l1 level1 lfo3;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Dirk Kutscher: Federation in ICN<o:p></o:p></span></=
li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso=
-margin-bottom-alt:auto;mso-list:l1 level1 lfo3;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Discussion of Next Steps<o:p></o:p></span></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">See you=
 in Berlin!<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Din [=
<a href=3D"mailto:din-bounces@irtf.org">mailto:din-bounces@irtf.org</a>]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Freitag, 20. Mai 2016 12:46<br>
<b>To:</b> <a href=3D"mailto:irtf-announce@irtf.org">irtf-announce@irtf.org=
</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org">cabo@tzi.org</a=
>); <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> [Din] Distributed Data and Service Federation<o:p></o:p></s=
pan></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Hello everyone,<o:p></o:p></=
span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">This a heads-up message for =
a side meeting we are planning on Distributed Data and Service Federation a=
t IETF-96.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">The idea came out of discuss=
ions in Buenos Aires on Blockchain and Distributed Internet (see Wiki linke=
d below).<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">In case you are interested,<=
o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">there is a Wiki page: <a hre=
f=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation=
">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">and a mailing list: <a href=
=3D"https://www.ietf.org/mailman/listinfo/din">
https://www.ietf.org/mailman/listinfo/din</a><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Follow-up discussions should=
 take place on the DIN mailing list.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">We are planning for a meetin=
g on Monday/Tuesday evening &#8211; if you&#8217;d like to attend, please u=
nicast Jeffrey, Carsten and me, so that we get an idea how the required roo=
m size. Also, if you think you want to contribute,
 please let us know.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Cheers,<o:p></o:p></span></p=
>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Jeffrey, Carsten, Dirk<o:p><=
/o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">1) Distributed Data and Serv=
ice Federation<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Evolving network systems req=
uire resource and asset sharing beyond connectivity and transit services as=
 in today's networks. For example, in IoT scenarios such as Smart City, dat=
a is characterized as the &quot;new oil&quot;
 for future service and business development. In order to utilize data in n=
ew contexts, it needs to be freed from application- or service-provider-spe=
cific silos. From a user control and privacy perspective, this cannot be do=
ne with some assurance on data usage
 policies and privacy guarantees [2]. Also, for exchanging data between dif=
ferent business peers, for example between aggregation and application-spec=
ific processing and presentation, data ownership, usage rights and authenti=
city needs to be assured.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Similarly, future mobile net=
work architectures are being design with the idea of layering different ser=
vice layers [3], each provided by a unique provider in order to provide ade=
quate facilities for different users
 and vertical applications of the network. For example, a base connectivity=
 layer would be employed by an MVNO that offers a richer service, or an ICN=
 cache-and-forward infrastructure would be employed by a Mobile-TV service =
requiring scalable distribution
 of live and video-on-demand content.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">This proposal aims to invest=
igate a decentralized federation infrastructure to support such re-use of d=
ata and services at Internet scale.&nbsp; Instead of centralized control of=
 independent network and application silos,
 we envision a general, Internet-wide infrastructure for creating, managing=
 and storing information about data and service federations. Such federatio=
ns would be set up dynamically, i.e., on-demand, and secured in a way that =
allows easy verification.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">2) Motivation<o:p></o:p></sp=
an></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">We think that now is a right=
 time to start thinking about data sharing and service layering in a distri=
buted fashion. Base technologies such as IoT networking and ICN are reachin=
g sufficient maturity levels for deployments.
 Linked Data initiatives are continuing to emerge, and research efforts suc=
h as 5GPPP are taking the next steps towards ad-hoc service create in layer=
ed frameworks. Also, policy makers are calling for decentralized architectu=
res, e.g. in EU H2020:&nbsp; &quot;Current
 centralized platforms for big and social data management consolidate the d=
ominance of existing incumbent actors, stifling innovation and allowing les=
s and less control over the data by citizens. Distributed architectures and=
 decentralized platforms have a
 huge potential to enable the creation of viable alternatives to current do=
minant models&quot;([4]).
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText">3) Challenges, Potential Research Topics<o:p></o:=
p></p>
<p class=3D"MsoPlainText">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Here is a (non-exhaustive) l=
ist of challenges and potential research topics:<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- data publishing/distribut=
ion in an internet-wide federation, with protection of privacy, version con=
trol;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- subscribing/searching to =
find the existing of the data, corresponding to publishing/distribution mec=
hanisms;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- data retrieval with secur=
ity: the concept of &quot;owner&quot; of data, access control on data objec=
ts, based on federated ID management/Authorization/Authorization, privilege=
 management;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- mechanisms enabling and e=
ncouraging data exchange/trade, e.g data anonymizing, data portability, etc=
. Blockchain may also be relevant here to provide a distributed database fo=
r smart contract between non-trusting
 parties. <o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- the ability to accommodat=
e dynamic and evolving behavior, such as mobile code;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- semantic interoperability=
 at different layers, e.g., as highlighted by [1]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- information model reflect=
ing the above considerations: data/metadata, owner of the data, etc.<o:p></=
o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">At this point, we'd like to =
kick-off an inclusive discussion of interested members in the IRTF/IETF com=
munity.
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Specifically, these question=
s/challenges may have connections to IETF ABFAB WG, IRTF ICNRG, IRTF T2T RG=
 among others.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[1] </span><a href=3D"https:=
//www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt"><span lang=3D"EN-=
US">https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt</span></=
a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[2] </span><a href=3D"https:=
//www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-00.txt"><s=
pan lang=3D"EN-US">https://www.iab.org/wp-content/IAB-uploads/2016/03/draft=
-farrell-iotsi-00.txt</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[3] </span><a href=3D"https:=
//5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.pdf"><span =
lang=3D"EN-US">https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-=
final-web.pdf</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[4] </span><a href=3D"http:/=
/ec.europa.eu/research/participants/portal/desktop/en/opportunities/h2020/t=
opics/5083-ict-12-2016.html"><span lang=3D"EN-US">http://ec.europa.eu/resea=
rch/participants/portal/desktop/en/opportunities/h2020/topics/5083-ict-12-2=
016.html</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
</div>
</div>
</div>
</body>
</html>

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From: Dirk Kutscher <Dirk.Kutscher@neclab.eu>
To: "irtf-announce@irtf.org" <irtf-announce@irtf.org>
Thread-Topic: Distributed Data and Service Federation
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Subject: Re: [Din] Distributed Data and Service Federation
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Agenda update:

Coordinates

  *   Date & Time: Tuesday, July 19, 18:50 -- 20:20
  *   Room: Tegel

Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Thomas Scheffler: A Privacy Aware Localization Service for Healthcare=
 Environments
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Discussion of Next Steps

See you tomorrow,
Dirk


From: Din [mailto:din-bounces@irtf.org] On Behalf Of Dirk Kutscher
Sent: Donnerstag, 14. Juli 2016 15:15
To: irtf-announce@irtf.org
Cc: Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey) (jeff=
rey.he@huawei.com)
Subject: Re: [Din] Distributed Data and Service Federation

Hello,

friendly reminder of the meeting next week Tuesday. You can still go to the=
 social afterwards.

Coordinates

  *   Date & Time: Tuesday, July 19, 18:50 -- 20:20
  *   Room: Tegel

Draft Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Ethereum presentation (tentative)
  *   Dirk Kutscher: Federation in ICN
  *   Discussion of Next Steps


Best regards,
Dirk Kutscher


From: Dirk Kutscher
Sent: Montag, 27. Juni 2016 05:58
To: 'Dirk Kutscher'; irtf-announce@irtf.org<mailto:irtf-announce@irtf.org>
Cc: Carsten Bormann (cabo@tzi.org<mailto:cabo@tzi.org>); din@irtf.org<mailt=
o:din@irtf.org>; Hejianfei (Jeffrey) (jeffrey.he@huawei.com<mailto:jeffrey.=
he@huawei.com>)
Subject: RE: Distributed Data and Service Federation

Hello everyone,

the side meeting got scheduled for Tuesday, 18:50 - 20:20, in the Tegel roo=
m.

This should allow people to still get to the social afterwards. There will =
be shuttle buses.

The draft agenda is below and also at https://trac.tools.ietf.org/group/irt=
f/trac/wiki/blockchain-federation

If you are interested in attending, please add your name to the attendees l=
ist on the Wiki page (or unicast to me) - the room has limited capacity...

Draft Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Jon Crowcroft: Challenges of Federating at Scale (tentative)
  *   Ethereum presentation (tentative)
  *   Dirk Kutscher: Federation in ICN
  *   Discussion of Next Steps

See you in Berlin!

Dirk



From: Din [mailto:din-bounces@irtf.org] On Behalf Of Dirk Kutscher
Sent: Freitag, 20. Mai 2016 12:46
To: irtf-announce@irtf.org<mailto:irtf-announce@irtf.org>
Cc: Carsten Bormann (cabo@tzi.org<mailto:cabo@tzi.org>); din@irtf.org<mailt=
o:din@irtf.org>; Hejianfei (Jeffrey) (jeffrey.he@huawei.com<mailto:jeffrey.=
he@huawei.com>)
Subject: [Din] Distributed Data and Service Federation


Hello everyone,



This a heads-up message for a side meeting we are planning on Distributed D=
ata and Service Federation at IETF-96.



The idea came out of discussions in Buenos Aires on Blockchain and Distribu=
ted Internet (see Wiki linked below).



In case you are interested,

there is a Wiki page: https://trac.tools.ietf.org/group/irtf/trac/wiki/bloc=
kchain-federation

and a mailing list: https://www.ietf.org/mailman/listinfo/din



Follow-up discussions should take place on the DIN mailing list.



We are planning for a meeting on Monday/Tuesday evening - if you'd like to =
attend, please unicast Jeffrey, Carsten and me, so that we get an idea how =
the required room size. Also, if you think you want to contribute, please l=
et us know.



Cheers,

Jeffrey, Carsten, Dirk





1) Distributed Data and Service Federation

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D



Evolving network systems require resource and asset sharing beyond connecti=
vity and transit services as in today's networks. For example, in IoT scena=
rios such as Smart City, data is characterized as the "new oil" for future =
service and business development. In order to utilize data in new contexts,=
 it needs to be freed from application- or service-provider-specific silos.=
 From a user control and privacy perspective, this cannot be done with some=
 assurance on data usage policies and privacy guarantees [2]. Also, for exc=
hanging data between different business peers, for example between aggregat=
ion and application-specific processing and presentation, data ownership, u=
sage rights and authenticity needs to be assured.



Similarly, future mobile network architectures are being design with the id=
ea of layering different service layers [3], each provided by a unique prov=
ider in order to provide adequate facilities for different users and vertic=
al applications of the network. For example, a base connectivity layer woul=
d be employed by an MVNO that offers a richer service, or an ICN cache-and-=
forward infrastructure would be employed by a Mobile-TV service requiring s=
calable distribution of live and video-on-demand content.



This proposal aims to investigate a decentralized federation infrastructure=
 to support such re-use of data and services at Internet scale.  Instead of=
 centralized control of independent network and application silos, we envis=
ion a general, Internet-wide infrastructure for creating, managing and stor=
ing information about data and service federations. Such federations would =
be set up dynamically, i.e., on-demand, and secured in a way that allows ea=
sy verification.





2) Motivation

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D



We think that now is a right time to start thinking about data sharing and =
service layering in a distributed fashion. Base technologies such as IoT ne=
tworking and ICN are reaching sufficient maturity levels for deployments. L=
inked Data initiatives are continuing to emerge, and research efforts such =
as 5GPPP are taking the next steps towards ad-hoc service create in layered=
 frameworks. Also, policy makers are calling for decentralized architecture=
s, e.g. in EU H2020:  "Current centralized platforms for big and social dat=
a management consolidate the dominance of existing incumbent actors, stifli=
ng innovation and allowing less and less control over the data by citizens.=
 Distributed architectures and decentralized platforms have a huge potentia=
l to enable the creation of viable alternatives to current dominant models"=
([4]).



3) Challenges, Potential Research Topics

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D



Here is a (non-exhaustive) list of challenges and potential research topics=
:



-- data publishing/distribution in an internet-wide federation, with protec=
tion of privacy, version control;

-- subscribing/searching to find the existing of the data, corresponding to=
 publishing/distribution mechanisms;

-- data retrieval with security: the concept of "owner" of data, access con=
trol on data objects, based on federated ID management/Authorization/Author=
ization, privilege management;

-- mechanisms enabling and encouraging data exchange/trade, e.g data anonym=
izing, data portability, etc. Blockchain may also be relevant here to provi=
de a distributed database for smart contract between non-trusting parties.

-- the ability to accommodate dynamic and evolving behavior, such as mobile=
 code;

-- semantic interoperability at different layers, e.g., as highlighted by [=
1]

-- information model reflecting the above considerations: data/metadata, ow=
ner of the data, etc.



At this point, we'd like to kick-off an inclusive discussion of interested =
members in the IRTF/IETF community.

Specifically, these questions/challenges may have connections to IETF ABFAB=
 WG, IRTF ICNRG, IRTF T2T RG among others.





[1] https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt

[2] https://www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-=
00.txt

[3] https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.p=
df

[4] http://ec.europa.eu/research/participants/portal/desktop/en/opportuniti=
es/h2020/topics/5083-ict-12-2016.html






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</head>
<body lang=3D"DE" link=3D"blue" vlink=3D"purple">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Agenda update:<o:p></o=
:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l3 level1 lfo10;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><o:p></o:p></span></li><li =
class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin=
-bottom-alt:auto;mso-list:l3 level1 lfo10;background:white">
Room: Tegel<o:p></o:p></li></ul>
<h3 style=3D"background:white;break-after: avoid;orphans: auto;text-align:s=
tart;widows: 1;-webkit-text-stroke-width: 0px;word-spacing:0px" id=3D"Draft=
Agenda">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Agenda<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l4 level1 lfo11;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso=
-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4 level1 lfo11;ba=
ckground:white">
Carsten Bormann: Service Federation in IoT<o:p></o:p></li><li class=3D"MsoN=
ormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:a=
uto;mso-list:l4 level1 lfo11;background:white">
<span lang=3D"EN-US">Thomas Scheffler: A Privacy Aware Localization Service=
 for Healthcare Environments<o:p></o:p></span></li><li class=3D"MsoNormal" =
style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso=
-list:l4 level1 lfo11;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l4 level1 lfo11;background:white">
Discussion of Next Steps<o:p></o:p></li></ul>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><a name=3D"_MailEndCompose"><span style=3D"color:#1F=
497D">See you tomorrow,<o:p></o:p></span></a></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Dirk<o:p></o:p></span>=
</p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Din [=
mailto:din-bounces@irtf.org]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Donnerstag, 14. Juli 2016 15:15<br>
<b>To:</b> irtf-announce@irtf.org<br>
<b>Cc:</b> Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey=
) (jeffrey.he@huawei.com)<br>
<b>Subject:</b> Re: [Din] Distributed Data and Service Federation<o:p></o:p=
></span></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Hello,<o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">friendl=
y reminder of the meeting next week Tuesday. You can still go to the social=
 afterwards.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l0 level1 lfo3;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><o:p></o:p></span></li><li =
class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin=
-bottom-alt:auto;mso-list:l0 level1 lfo3;background:white">
Room: Tegel<o:p></o:p></li></ul>
<h3 style=3D"background:white;break-after: avoid;orphans: auto;text-align:s=
tart;widows: 1;-webkit-text-stroke-width: 0px;word-spacing:0px" id=3D"Draft=
Agenda">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Draft Agenda<o:p></o:p></span><=
/h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l7 level1 lfo6;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso=
-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l7 level1 lfo6;bac=
kground:white">
Carsten Bormann: Service Federation in IoT<o:p></o:p></li><li class=3D"MsoN=
ormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:a=
uto;mso-list:l7 level1 lfo6;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l7 level1 lfo6;background:white">
Ethereum presentation (tentative)<o:p></o:p></li><li class=3D"MsoNormal" st=
yle=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-l=
ist:l7 level1 lfo6;background:white">
Dirk Kutscher: Federation in ICN<o:p></o:p></li><li class=3D"MsoNormal" sty=
le=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-li=
st:l7 level1 lfo6;background:white">
Discussion of Next Steps<o:p></o:p></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Best re=
gards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk Ku=
tscher<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Dirk =
Kutscher
<br>
<b>Sent:</b> Montag, 27. Juni 2016 05:58<br>
<b>To:</b> 'Dirk Kutscher'; <a href=3D"mailto:irtf-announce@irtf.org">irtf-=
announce@irtf.org</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org">cabo@tzi.org</a=
>); <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> RE: Distributed Data and Service Federation<o:p></o:p></spa=
n></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Hello e=
veryone,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">the sid=
e meeting got scheduled for Tuesday, 18:50 &#8211; 20:20, in the Tegel room=
.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">This sh=
ould allow people to still get to the social afterwards. There will be shut=
tle buses.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">The dra=
ft agenda is below and also at
<a href=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-fede=
ration">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">If you =
are interested in attending, please add your name to the attendees list on =
the Wiki page (or unicast to me) &#8211; the room has limited capacity&#823=
0;<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:auto;mso-margin-bottom-a=
lt:auto;background:white">
<b><span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans=
-serif&quot;;color:black;letter-spacing:-.2pt;mso-fareast-language:DE">Draf=
t Agenda<o:p></o:p></span></b></p>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l5 level1 lfo9;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Diego Lopez: Service Federation in 5G=
<o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso-mar=
gin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l5 level1 lfo9;backgro=
und:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Carsten Bormann: Service Federation in IoT<o:p></o:p=
></span></li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-al=
t:auto;mso-margin-bottom-alt:auto;mso-list:l5 level1 lfo9;background:white"=
>
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Jeffrey He: Architecture Consideratio=
n for Data Sharing, and Open Questions<o:p></o:p></span></li><li class=3D"M=
soNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-al=
t:auto;mso-list:l5 level1 lfo9;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Jon Crowcroft: Challenges of Federati=
ng at Scale (tentative)<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l5 level1 lfo9;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Ethereum presentation (tentative)<o:p></o:p></span><=
/li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;ms=
o-margin-bottom-alt:auto;mso-list:l5 level1 lfo9;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Dirk Kutscher: Federation in ICN<o:p></o:p></span></=
li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso=
-margin-bottom-alt:auto;mso-list:l5 level1 lfo9;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Discussion of Next Steps<o:p></o:p></span></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">See you=
 in Berlin!<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Din [=
<a href=3D"mailto:din-bounces@irtf.org">mailto:din-bounces@irtf.org</a>]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Freitag, 20. Mai 2016 12:46<br>
<b>To:</b> <a href=3D"mailto:irtf-announce@irtf.org">irtf-announce@irtf.org=
</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org">cabo@tzi.org</a=
>); <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> [Din] Distributed Data and Service Federation<o:p></o:p></s=
pan></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Hello everyone,<o:p></o:p></=
span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">This a heads-up message for =
a side meeting we are planning on Distributed Data and Service Federation a=
t IETF-96.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">The idea came out of discuss=
ions in Buenos Aires on Blockchain and Distributed Internet (see Wiki linke=
d below).<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">In case you are interested,<=
o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">there is a Wiki page: <a hre=
f=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation=
">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">and a mailing list: <a href=
=3D"https://www.ietf.org/mailman/listinfo/din">
https://www.ietf.org/mailman/listinfo/din</a><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Follow-up discussions should=
 take place on the DIN mailing list.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">We are planning for a meetin=
g on Monday/Tuesday evening &#8211; if you&#8217;d like to attend, please u=
nicast Jeffrey, Carsten and me, so that we get an idea how the required roo=
m size. Also, if you think you want to contribute,
 please let us know.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Cheers,<o:p></o:p></span></p=
>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Jeffrey, Carsten, Dirk<o:p><=
/o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">1) Distributed Data and Serv=
ice Federation<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Evolving network systems req=
uire resource and asset sharing beyond connectivity and transit services as=
 in today's networks. For example, in IoT scenarios such as Smart City, dat=
a is characterized as the &quot;new oil&quot;
 for future service and business development. In order to utilize data in n=
ew contexts, it needs to be freed from application- or service-provider-spe=
cific silos. From a user control and privacy perspective, this cannot be do=
ne with some assurance on data usage
 policies and privacy guarantees [2]. Also, for exchanging data between dif=
ferent business peers, for example between aggregation and application-spec=
ific processing and presentation, data ownership, usage rights and authenti=
city needs to be assured.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Similarly, future mobile net=
work architectures are being design with the idea of layering different ser=
vice layers [3], each provided by a unique provider in order to provide ade=
quate facilities for different users
 and vertical applications of the network. For example, a base connectivity=
 layer would be employed by an MVNO that offers a richer service, or an ICN=
 cache-and-forward infrastructure would be employed by a Mobile-TV service =
requiring scalable distribution
 of live and video-on-demand content.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">This proposal aims to invest=
igate a decentralized federation infrastructure to support such re-use of d=
ata and services at Internet scale.&nbsp; Instead of centralized control of=
 independent network and application silos,
 we envision a general, Internet-wide infrastructure for creating, managing=
 and storing information about data and service federations. Such federatio=
ns would be set up dynamically, i.e., on-demand, and secured in a way that =
allows easy verification.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">2) Motivation<o:p></o:p></sp=
an></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">We think that now is a right=
 time to start thinking about data sharing and service layering in a distri=
buted fashion. Base technologies such as IoT networking and ICN are reachin=
g sufficient maturity levels for deployments.
 Linked Data initiatives are continuing to emerge, and research efforts suc=
h as 5GPPP are taking the next steps towards ad-hoc service create in layer=
ed frameworks. Also, policy makers are calling for decentralized architectu=
res, e.g. in EU H2020:&nbsp; &quot;Current
 centralized platforms for big and social data management consolidate the d=
ominance of existing incumbent actors, stifling innovation and allowing les=
s and less control over the data by citizens. Distributed architectures and=
 decentralized platforms have a
 huge potential to enable the creation of viable alternatives to current do=
minant models&quot;([4]).
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText">3) Challenges, Potential Research Topics<o:p></o:=
p></p>
<p class=3D"MsoPlainText">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Here is a (non-exhaustive) l=
ist of challenges and potential research topics:<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- data publishing/distribut=
ion in an internet-wide federation, with protection of privacy, version con=
trol;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- subscribing/searching to =
find the existing of the data, corresponding to publishing/distribution mec=
hanisms;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- data retrieval with secur=
ity: the concept of &quot;owner&quot; of data, access control on data objec=
ts, based on federated ID management/Authorization/Authorization, privilege=
 management;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- mechanisms enabling and e=
ncouraging data exchange/trade, e.g data anonymizing, data portability, etc=
. Blockchain may also be relevant here to provide a distributed database fo=
r smart contract between non-trusting
 parties. <o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- the ability to accommodat=
e dynamic and evolving behavior, such as mobile code;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- semantic interoperability=
 at different layers, e.g., as highlighted by [1]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- information model reflect=
ing the above considerations: data/metadata, owner of the data, etc.<o:p></=
o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">At this point, we'd like to =
kick-off an inclusive discussion of interested members in the IRTF/IETF com=
munity.
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Specifically, these question=
s/challenges may have connections to IETF ABFAB WG, IRTF ICNRG, IRTF T2T RG=
 among others.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[1] </span><a href=3D"https:=
//www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt"><span lang=3D"EN-=
US">https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt</span></=
a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[2] </span><a href=3D"https:=
//www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-00.txt"><s=
pan lang=3D"EN-US">https://www.iab.org/wp-content/IAB-uploads/2016/03/draft=
-farrell-iotsi-00.txt</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[3] </span><a href=3D"https:=
//5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.pdf"><span =
lang=3D"EN-US">https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-=
final-web.pdf</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[4] </span><a href=3D"http:/=
/ec.europa.eu/research/participants/portal/desktop/en/opportunities/h2020/t=
opics/5083-ict-12-2016.html"><span lang=3D"EN-US">http://ec.europa.eu/resea=
rch/participants/portal/desktop/en/opportunities/h2020/topics/5083-ict-12-2=
016.html</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
</div>
</div>
</div>
</div>
</body>
</html>

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Date: Mon, 18 Jul 2016 09:06:41 +0100
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Subject: Re: [Din] Distributed Data and Service Federation
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this is possibly of interest, tangentially
http://www.theverge.com/2016/7/10/12139700/telecom-companies-5g-service-eur=
opea
n-union-net-neutrality

On Mon, Jul 18, 2016 at 7:10 AM, Dirk Kutscher <Dirk.Kutscher@neclab.eu>
wrote:

> Agenda update:
>
>
> Coordinates
>
>    - Date & Time: Tuesday, July 19, 18:50 -- 20:20
>    - Room: Tegel
>
> Agenda
>
>    - Diego Lopez: Service Federation in 5G
>    - Carsten Bormann: Service Federation in IoT
>    - Thomas Scheffler: A Privacy Aware Localization Service for
>    Healthcare Environments
>    - Jeffrey He: Architecture Consideration for Data Sharing, and Open
>    Questions
>    - Discussion of Next Steps
>
>
>
> See you tomorrow,
>
> Dirk
>
>
>
>
>
> *From:* Din [mailto:din-bounces@irtf.org] *On Behalf Of *Dirk Kutscher
> *Sent:* Donnerstag, 14. Juli 2016 15:15
> *To:* irtf-announce@irtf.org
> *Cc:* Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey) (
> jeffrey.he@huawei.com)
> *Subject:* Re: [Din] Distributed Data and Service Federation
>
>
>
> Hello,
>
>
>
> friendly reminder of the meeting next week Tuesday. You can still go to
> the social afterwards.
>
>
> Coordinates
>
>    - Date & Time: Tuesday, July 19, 18:50 -- 20:20
>    - Room: Tegel
>
> Draft Agenda
>
>    - Diego Lopez: Service Federation in 5G
>    - Carsten Bormann: Service Federation in IoT
>    - Jeffrey He: Architecture Consideration for Data Sharing, and Open
>    Questions
>    - Ethereum presentation (tentative)
>    - Dirk Kutscher: Federation in ICN
>    - Discussion of Next Steps
>
>
>
>
>
> Best regards,
>
> Dirk Kutscher
>
>
>
>
>
> *From:* Dirk Kutscher
> *Sent:* Montag, 27. Juni 2016 05:58
> *To:* 'Dirk Kutscher'; irtf-announce@irtf.org
> *Cc:* Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey) (
> jeffrey.he@huawei.com)
> *Subject:* RE: Distributed Data and Service Federation
>
>
>
> Hello everyone,
>
>
>
> the side meeting got scheduled for Tuesday, 18:50 =E2=80=93 20:20, in the=
 Tegel
> room.
>
>
>
> This should allow people to still get to the social afterwards. There wil=
l
> be shuttle buses.
>
>
>
> The draft agenda is below and also at
> https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation
>
>
>
> If you are interested in attending, please add your name to the attendees
> list on the Wiki page (or unicast to me) =E2=80=93 the room has limited c=
apacity=E2=80=A6
>
>
>
> *Draft Agenda*
>
>    - Diego Lopez: Service Federation in 5G
>    - Carsten Bormann: Service Federation in IoT
>    - Jeffrey He: Architecture Consideration for Data Sharing, and Open
>    Questions
>    - Jon Crowcroft: Challenges of Federating at Scale (tentative)
>    - Ethereum presentation (tentative)
>    - Dirk Kutscher: Federation in ICN
>    - Discussion of Next Steps
>
>
>
> See you in Berlin!
>
>
>
> Dirk
>
>
>
>
>
>
>
> *From:* Din [mailto:din-bounces@irtf.org <din-bounces@irtf.org>] *On
> Behalf Of *Dirk Kutscher
> *Sent:* Freitag, 20. Mai 2016 12:46
> *To:* irtf-announce@irtf.org
> *Cc:* Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey) (
> jeffrey.he@huawei.com)
> *Subject:* [Din] Distributed Data and Service Federation
>
>
>
> Hello everyone,
>
>
>
> This a heads-up message for a side meeting we are planning on Distributed
> Data and Service Federation at IETF-96.
>
>
>
> The idea came out of discussions in Buenos Aires on Blockchain and
> Distributed Internet (see Wiki linked below).
>
>
>
> In case you are interested,
>
> there is a Wiki page:
> https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation
>
> and a mailing list: https://www.ietf.org/mailman/listinfo/din
>
>
>
> Follow-up discussions should take place on the DIN mailing list.
>
>
>
> We are planning for a meeting on Monday/Tuesday evening =E2=80=93 if you=
=E2=80=99d like to
> attend, please unicast Jeffrey, Carsten and me, so that we get an idea ho=
w
> the required room size. Also, if you think you want to contribute, please
> let us know.
>
>
>
> Cheers,
>
> Jeffrey, Carsten, Dirk
>
>
>
>
>
> 1) Distributed Data and Service Federation
>
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
>
>
>
> Evolving network systems require resource and asset sharing beyond
> connectivity and transit services as in today's networks. For example, in
> IoT scenarios such as Smart City, data is characterized as the "new oil"
> for future service and business development. In order to utilize data in
> new contexts, it needs to be freed from application- or
> service-provider-specific silos. From a user control and privacy
> perspective, this cannot be done with some assurance on data usage polici=
es
> and privacy guarantees [2]. Also, for exchanging data between different
> business peers, for example between aggregation and application-specific
> processing and presentation, data ownership, usage rights and authenticit=
y
> needs to be assured.
>
>
>
> Similarly, future mobile network architectures are being design with the
> idea of layering different service layers [3], each provided by a unique
> provider in order to provide adequate facilities for different users and
> vertical applications of the network. For example, a base connectivity
> layer would be employed by an MVNO that offers a richer service, or an IC=
N
> cache-and-forward infrastructure would be employed by a Mobile-TV service
> requiring scalable distribution of live and video-on-demand content.
>
>
>
> This proposal aims to investigate a decentralized federation
> infrastructure to support such re-use of data and services at Internet
> scale.  Instead of centralized control of independent network and
> application silos, we envision a general, Internet-wide infrastructure fo=
r
> creating, managing and storing information about data and service
> federations. Such federations would be set up dynamically, i.e., on-deman=
d,
> and secured in a way that allows easy verification.
>
>
>
>
>
> 2) Motivation
>
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
>
>
>
> We think that now is a right time to start thinking about data sharing an=
d
> service layering in a distributed fashion. Base technologies such as IoT
> networking and ICN are reaching sufficient maturity levels for deployment=
s.
> Linked Data initiatives are continuing to emerge, and research efforts su=
ch
> as 5GPPP are taking the next steps towards ad-hoc service create in layer=
ed
> frameworks. Also, policy makers are calling for decentralized
> architectures, e.g. in EU H2020:  "Current centralized platforms for big
> and social data management consolidate the dominance of existing incumben=
t
> actors, stifling innovation and allowing less and less control over the
> data by citizens. Distributed architectures and decentralized platforms
> have a huge potential to enable the creation of viable alternatives to
> current dominant models"([4]).
>
>
>
> 3) Challenges, Potential Research Topics
>
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D
>
>
>
> Here is a (non-exhaustive) list of challenges and potential research
> topics:
>
>
>
> -- data publishing/distribution in an internet-wide federation, with
> protection of privacy, version control;
>
> -- subscribing/searching to find the existing of the data, corresponding
> to publishing/distribution mechanisms;
>
> -- data retrieval with security: the concept of "owner" of data, access
> control on data objects, based on federated ID
> management/Authorization/Authorization, privilege management;
>
> -- mechanisms enabling and encouraging data exchange/trade, e.g data
> anonymizing, data portability, etc. Blockchain may also be relevant here =
to
> provide a distributed database for smart contract between non-trusting
> parties.
>
> -- the ability to accommodate dynamic and evolving behavior, such as
> mobile code;
>
> -- semantic interoperability at different layers, e.g., as highlighted by
> [1]
>
> -- information model reflecting the above considerations: data/metadata,
> owner of the data, etc.
>
>
>
> At this point, we'd like to kick-off an inclusive discussion of intereste=
d
> members in the IRTF/IETF community.
>
> Specifically, these questions/challenges may have connections to IETF
> ABFAB WG, IRTF ICNRG, IRTF T2T RG among others.
>
>
>
>
>
> [1] https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt
>
> [2]
> https://www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-00=
.txt
>
> [3]
> https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.pdf
>
> [4]
> http://ec.europa.eu/research/participants/portal/desktop/en/opportunities=
/h2020/topics/5083-ict-12-2016.html
>
>
>
>
>
>
>
> _______________________________________________
> Din mailing list
> Din@irtf.org
> https://www.irtf.org/mailman/listinfo/din
>
>

--001a1142c130dd3ed40537e472fa
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">this is possibly of interest, tangentially<div><div><a hre=
f=3D"http://www.theverge.com/2016/7/10/12139700/telecom-companies-5g-servic=
e-europea">http://www.theverge.com/2016/7/10/12139700/telecom-companies-5g-=
service-europea</a></div><div>n-union-net-neutrality</div></div></div><div =
class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Mon, Jul 18, 2016 a=
t 7:10 AM, Dirk Kutscher <span dir=3D"ltr">&lt;<a href=3D"mailto:Dirk.Kutsc=
her@neclab.eu" target=3D"_blank">Dirk.Kutscher@neclab.eu</a>&gt;</span> wro=
te:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-=
left:1px #ccc solid;padding-left:1ex">





<div lang=3D"DE" link=3D"blue" vlink=3D"purple">
<div>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d">Agenda update:<u></u><=
u></u></span></p><span class=3D"">
<p class=3D"MsoNormal"><span style=3D"color:#1f497d"><u></u>=C2=A0<u></u></=
span></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<u></u><u></u></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><u></u><u></u></span></li><=
li class=3D"MsoNormal" style=3D"color:black;background:white">
Room: Tegel<u></u><u></u></li></ul>
</span><h3 style=3D"background:white;text-align:start;word-spacing:0px">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Agenda<u></u><u></u></span></h3=
>
<ul type=3D"disc"><span class=3D"">
<li class=3D"MsoNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><u></u><u></u></span></li><li class=3D"MsoNormal" style=3D"color:black;=
background:white">
Carsten Bormann: Service Federation in IoT<u></u><u></u></li></span><li cla=
ss=3D"MsoNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US">Thomas Scheffler: A Privacy Aware Localization Service=
 for Healthcare Environments<u></u><u></u></span></li><span class=3D""><li =
class=3D"MsoNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<u></u><u></u></span></li></span><li class=3D"MsoNorma=
l" style=3D"color:black;background:white">
Discussion of Next Steps<u></u><u></u></li></ul>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d"><u></u>=C2=A0<u></u></=
span></p>
<p class=3D"MsoNormal"><a name=3D"m_-6580081875056316151__MailEndCompose"><=
span style=3D"color:#1f497d">See you tomorrow,<u></u><u></u></span></a></p>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d">Dirk<u></u><u></u></sp=
an></p>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d"><u></u>=C2=A0<u></u></=
span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d"><u></u>=C2=A0<u></u></=
span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;">From:</span></b><span =
lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:&quot;Tahoma&quot;,&qu=
ot;sans-serif&quot;"> Din [mailto:<a href=3D"mailto:din-bounces@irtf.org" t=
arget=3D"_blank">din-bounces@irtf.org</a>]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Donnerstag, 14. Juli 2016 15:15<span class=3D""><br>
<b>To:</b> <a href=3D"mailto:irtf-announce@irtf.org" target=3D"_blank">irtf=
-announce@irtf.org</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org" target=3D"_blan=
k">cabo@tzi.org</a>); <a href=3D"mailto:din@irtf.org" target=3D"_blank">din=
@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.com=
" target=3D"_blank">jeffrey.he@huawei.com</a>)<br>
</span><b>Subject:</b> Re: [Din] Distributed Data and Service Federation<u>=
</u><u></u></span></p>
</div>
</div><div><div class=3D"h5">
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d">Hello,<u></u><u></u></=
span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1f497d"><u></u>=C2=A0<u></u></=
span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">friendl=
y reminder of the meeting next week Tuesday. You can still go to the social=
 afterwards.<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<u></u><u></u></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><u></u><u></u></span></li><=
li class=3D"MsoNormal" style=3D"color:black;background:white">
Room: Tegel<u></u><u></u></li></ul>
<h3 style=3D"background:white;text-align:start;word-spacing:0px">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Draft Agenda<u></u><u></u></spa=
n></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><u></u><u></u></span></li><li class=3D"MsoNormal" style=3D"color:black;=
background:white">
Carsten Bormann: Service Federation in IoT<u></u><u></u></li><li class=3D"M=
soNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<u></u><u></u></span></li><li class=3D"MsoNormal" styl=
e=3D"color:black;background:white">
Ethereum presentation (tentative)<u></u><u></u></li><li class=3D"MsoNormal"=
 style=3D"color:black;background:white">
Dirk Kutscher: Federation in ICN<u></u><u></u></li><li class=3D"MsoNormal" =
style=3D"color:black;background:white">
Discussion of Next Steps<u></u><u></u></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">Best re=
gards,<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">Dirk Ku=
tscher<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;">From:</span></b><span =
lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:&quot;Tahoma&quot;,&qu=
ot;sans-serif&quot;"> Dirk Kutscher
<br>
<b>Sent:</b> Montag, 27. Juni 2016 05:58<br>
<b>To:</b> &#39;Dirk Kutscher&#39;; <a href=3D"mailto:irtf-announce@irtf.or=
g" target=3D"_blank">irtf-announce@irtf.org</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org" target=3D"_blan=
k">cabo@tzi.org</a>); <a href=3D"mailto:din@irtf.org" target=3D"_blank">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com" target=3D"_blank">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> RE: Distributed Data and Service Federation<u></u><u></u></=
span></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">Hello e=
veryone,<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">the sid=
e meeting got scheduled for Tuesday, 18:50 =E2=80=93 20:20, in the Tegel ro=
om.<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">This sh=
ould allow people to still get to the social afterwards. There will be shut=
tle buses.<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">The dra=
ft agenda is below and also at
<a href=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-fede=
ration" target=3D"_blank">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">If you =
are interested in attending, please add your name to the attendees list on =
the Wiki page (or unicast to me) =E2=80=93 the room has limited capacity=E2=
=80=A6<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal" style=3D"background:white">
<b><span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans=
-serif&quot;;color:black;letter-spacing:-.2pt">Draft Agenda<u></u><u></u></=
span></b></p>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;">Diego Lopez: Service Federation in 5G<u></u><u></u></span></l=
i><li class=3D"MsoNormal" style=3D"color:black;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;">C=
arsten Bormann: Service Federation in IoT<u></u><u></u></span></li><li clas=
s=3D"MsoNormal" style=3D"color:black;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;">Jeffrey He: Architecture Consideration for Data Sharing, and =
Open Questions<u></u><u></u></span></li><li class=3D"MsoNormal" style=3D"co=
lor:black;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;">Jon Crowcroft: Challenges of Federating at Scale (tentative)<=
u></u><u></u></span></li><li class=3D"MsoNormal" style=3D"color:black;backg=
round:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;">E=
thereum presentation (tentative)<u></u><u></u></span></li><li class=3D"MsoN=
ormal" style=3D"color:black;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;">D=
irk Kutscher: Federation in ICN<u></u><u></u></span></li><li class=3D"MsoNo=
rmal" style=3D"color:black;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;">D=
iscussion of Next Steps<u></u><u></u></span></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">See you=
 in Berlin!<u></u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d">Dirk<u>=
</u><u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1f497d"><u></u>=
=C2=A0<u></u></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;">From:</span></b><span =
lang=3D"EN-US" style=3D"font-size:10.0pt;font-family:&quot;Tahoma&quot;,&qu=
ot;sans-serif&quot;"> Din [<a href=3D"mailto:din-bounces@irtf.org" target=
=3D"_blank">mailto:din-bounces@irtf.org</a>]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Freitag, 20. Mai 2016 12:46<br>
<b>To:</b> <a href=3D"mailto:irtf-announce@irtf.org" target=3D"_blank">irtf=
-announce@irtf.org</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org" target=3D"_blan=
k">cabo@tzi.org</a>); <a href=3D"mailto:din@irtf.org" target=3D"_blank">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com" target=3D"_blank">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> [Din] Distributed Data and Service Federation<u></u><u></u>=
</span></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p><span lang=3D"EN-US">Hello everyone,<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">This a heads-up message for a side meeting we are p=
lanning on Distributed Data and Service Federation at IETF-96.<u></u><u></u=
></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">The idea came out of discussions in Buenos Aires on=
 Blockchain and Distributed Internet (see Wiki linked below).<u></u><u></u>=
</span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">In case you are interested,<u></u><u></u></span></p=
>
<p><span lang=3D"EN-US">there is a Wiki page: <a href=3D"https://trac.tools=
.ietf.org/group/irtf/trac/wiki/blockchain-federation" target=3D"_blank">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
u></u><u></u></span></p>
<p><span lang=3D"EN-US">and a mailing list: <a href=3D"https://www.ietf.org=
/mailman/listinfo/din" target=3D"_blank">
https://www.ietf.org/mailman/listinfo/din</a><u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">Follow-up discussions should take place on the DIN =
mailing list.<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">We are planning for a meeting on Monday/Tuesday eve=
ning =E2=80=93 if you=E2=80=99d like to attend, please unicast Jeffrey, Car=
sten and me, so that we get an idea how the required room size. Also, if yo=
u think you want to contribute,
 please let us know.<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">Cheers,<u></u><u></u></span></p>
<p><span lang=3D"EN-US">Jeffrey, Carsten, Dirk<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">1) Distributed Data and Service Federation<u></u><u=
></u></span></p>
<p><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<u></u><u></u></span>=
</p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">Evolving network systems require resource and asset=
 sharing beyond connectivity and transit services as in today&#39;s network=
s. For example, in IoT scenarios such as Smart City, data is characterized =
as the &quot;new oil&quot;
 for future service and business development. In order to utilize data in n=
ew contexts, it needs to be freed from application- or service-provider-spe=
cific silos. From a user control and privacy perspective, this cannot be do=
ne with some assurance on data usage
 policies and privacy guarantees [2]. Also, for exchanging data between dif=
ferent business peers, for example between aggregation and application-spec=
ific processing and presentation, data ownership, usage rights and authenti=
city needs to be assured.<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">Similarly, future mobile network architectures are =
being design with the idea of layering different service layers [3], each p=
rovided by a unique provider in order to provide adequate facilities for di=
fferent users
 and vertical applications of the network. For example, a base connectivity=
 layer would be employed by an MVNO that offers a richer service, or an ICN=
 cache-and-forward infrastructure would be employed by a Mobile-TV service =
requiring scalable distribution
 of live and video-on-demand content.<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">This proposal aims to investigate a decentralized f=
ederation infrastructure to support such re-use of data and services at Int=
ernet scale.=C2=A0 Instead of centralized control of independent network an=
d application silos,
 we envision a general, Internet-wide infrastructure for creating, managing=
 and storing information about data and service federations. Such federatio=
ns would be set up dynamically, i.e., on-demand, and secured in a way that =
allows easy verification.<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">2) Motivation<u></u><u></u></span></p>
<p><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<u></u><u></u></sp=
an></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">We think that now is a right time to start thinking=
 about data sharing and service layering in a distributed fashion. Base tec=
hnologies such as IoT networking and ICN are reaching sufficient maturity l=
evels for deployments.
 Linked Data initiatives are continuing to emerge, and research efforts suc=
h as 5GPPP are taking the next steps towards ad-hoc service create in layer=
ed frameworks. Also, policy makers are calling for decentralized architectu=
res, e.g. in EU H2020:=C2=A0 &quot;Current
 centralized platforms for big and social data management consolidate the d=
ominance of existing incumbent actors, stifling innovation and allowing les=
s and less control over the data by citizens. Distributed architectures and=
 decentralized platforms have a
 huge potential to enable the creation of viable alternatives to current do=
minant models&quot;([4]).
<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p>3) Challenges, Potential Research Topics<u></u><u></u></p>
<p>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D<u></u><u></u></p>
<p><u></u>=C2=A0<u></u></p>
<p><span lang=3D"EN-US">Here is a (non-exhaustive) list of challenges and p=
otential research topics:<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">-- data publishing/distribution in an internet-wide=
 federation, with protection of privacy, version control;<u></u><u></u></sp=
an></p>
<p><span lang=3D"EN-US">-- subscribing/searching to find the existing of th=
e data, corresponding to publishing/distribution mechanisms;<u></u><u></u><=
/span></p>
<p><span lang=3D"EN-US">-- data retrieval with security: the concept of &qu=
ot;owner&quot; of data, access control on data objects, based on federated =
ID management/Authorization/Authorization, privilege management;
<u></u><u></u></span></p>
<p><span lang=3D"EN-US">-- mechanisms enabling and encouraging data exchang=
e/trade, e.g data anonymizing, data portability, etc. Blockchain may also b=
e relevant here to provide a distributed database for smart contract betwee=
n non-trusting
 parties. <u></u><u></u></span></p>
<p><span lang=3D"EN-US">-- the ability to accommodate dynamic and evolving =
behavior, such as mobile code;<u></u><u></u></span></p>
<p><span lang=3D"EN-US">-- semantic interoperability at different layers, e=
.g., as highlighted by [1]<u></u><u></u></span></p>
<p><span lang=3D"EN-US">-- information model reflecting the above considera=
tions: data/metadata, owner of the data, etc.<u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">At this point, we&#39;d like to kick-off an inclusi=
ve discussion of interested members in the IRTF/IETF community.
<u></u><u></u></span></p>
<p><span lang=3D"EN-US">Specifically, these questions/challenges may have c=
onnections to IETF ABFAB WG, IRTF ICNRG, IRTF T2T RG among others.<u></u><u=
></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US">[1] </span><a href=3D"https://www.iab.org/wp-conten=
t/IAB-uploads/2016/03/formats.txt" target=3D"_blank"><span lang=3D"EN-US">h=
ttps://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt</span></a><sp=
an lang=3D"EN-US"><u></u><u></u></span></p>
<p><span lang=3D"EN-US">[2] </span><a href=3D"https://www.iab.org/wp-conten=
t/IAB-uploads/2016/03/draft-farrell-iotsi-00.txt" target=3D"_blank"><span l=
ang=3D"EN-US">https://www.iab.org/wp-content/IAB-uploads/2016/03/draft-farr=
ell-iotsi-00.txt</span></a><span lang=3D"EN-US"><u></u><u></u></span></p>
<p><span lang=3D"EN-US">[3] </span><a href=3D"https://5g-ppp.eu/wp-content/=
uploads/2015/10/5GPPP-brochure-final-web.pdf" target=3D"_blank"><span lang=
=3D"EN-US">https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-fina=
l-web.pdf</span></a><span lang=3D"EN-US"><u></u><u></u></span></p>
<p><span lang=3D"EN-US">[4] </span><a href=3D"http://ec.europa.eu/research/=
participants/portal/desktop/en/opportunities/h2020/topics/5083-ict-12-2016.=
html" target=3D"_blank"><span lang=3D"EN-US">http://ec.europa.eu/research/p=
articipants/portal/desktop/en/opportunities/h2020/topics/5083-ict-12-2016.h=
tml</span></a><span lang=3D"EN-US"><u></u><u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><u></u>=C2=A0<u></u></span></p>
</div>
</div>
</div></div></div>
</div>
</div>

<br>_______________________________________________<br>
Din mailing list<br>
<a href=3D"mailto:Din@irtf.org">Din@irtf.org</a><br>
<a href=3D"https://www.irtf.org/mailman/listinfo/din" rel=3D"noreferrer" ta=
rget=3D"_blank">https://www.irtf.org/mailman/listinfo/din</a><br>
<br></blockquote></div><br></div>

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From: Dirk Kutscher <Dirk.Kutscher@neclab.eu>
To: Jon Crowcroft <jon.crowcroft@cl.cam.ac.uk>
Thread-Topic: [Din] Distributed Data and Service Federation
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From: "Diego R. Lopez" <diego.r.lopez@telefonica.com>
To: "din@irtf.org" <din@irtf.org>, Daniel Migault <daniel.migault@ericsson.com>
Thread-Topic: An additional use case for DIN
Thread-Index: AQHR42L6zOyzujvfq0qqlOGnUUggUA==
Date: Thu, 21 Jul 2016 15:17:22 +0000
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Subject: [Din] An additional use case for DIN
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From: Thomas Scheffler <scheffler@beuth-hochschule.de>
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Subject: [Din] Data privay research
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Dear all,

Dirk asked if I could send around references to the research papers that =
form the basis of the
presentation for data privacy enforcement given at the IETF-96 Tuesday =
session.

The work presented is based on two publications:

T. Scheffler, S. Schindler, and B. Schnor;
Enforcing Location Privacy Poli- cies through an AOP-based =
Reference-Monitor,
in Proceedings of the World Congress on Internet Security =
(WorldCIS-2012); Guelph, Canada, 2012.

and

T. Scheffler and S. Schindler, M. Lewerenz and B. Schnor;
A Privacy-Aware Localization Service for Healthcare Environments,
in Proceedings of 3rd Workshop on Privacy and Security in Pervasive =
Environments (PSPAE=9211) at PETRA 2011; Crete, Greece, 2011.

I would be very happy to send out private copies of the papers on =
request.

Best regards,
Thomas


Prof. Dr. Thomas Scheffler

Beuth-Hochschule Berlin
University of Applied Sciences
Luxemburger Str. 10
13353 Berlin

http://prof.beuth-hochschule.de/scheffler
mailto:scheffler@beuth-hochschule.de










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From nobody Sat Jul 23 04:50:57 2016
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From: Dirk Kutscher <Dirk.Kutscher@neclab.eu>
To: Dirk Kutscher <Dirk.Kutscher@neclab.eu>, "irtf-announce@irtf.org" <irtf-announce@irtf.org>
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Date: Sat, 23 Jul 2016 11:50:41 +0000
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Cc: "Carsten Bormann \(cabo@tzi.org\)" <cabo@tzi.org>, "din@irtf.org" <din@irtf.org>, "Hejianfei \(Jeffrey\) \(jeffrey.he@huawei.com\)" <jeffrey.he@huawei.com>
Subject: Re: [Din] Distributed Data and Service Federation
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Hi everyone,

I hope you make it all home safely. I finally got to uploading the presenta=
tions from Tuesday.

https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation

Thanks to all presented and to everyone who participated - we had  pretty g=
ood attendance and got good input in the discussion.

I also added a link to a relevant presentation by Jon to the Wiki page. Unf=
ortunately he wasn't able to make it to Berlin in the end, and we did not h=
ave time to talk about this at the meeting but this is touching on some of =
the points we discussed (scope, scalability).

I took some notes that are on the last slide of my presentation.

My  personal summary:

There seems to be something around decentralizing Internet infrastructure t=
hat people find interesting and important. The use cases we discussed were =
quite heterogeneous (decentralizing Internet infrastructure, service federa=
tion, IoT etc.).  There are other topics we mentioned only briefly on Tuesd=
ay, i.e., the Distributed Web activities, the connection to ICN etc.

As next steps, I suggest that we try to scope this to something focused eno=
ugh to have constructive work/discussions in the future. One suggestion tha=
t was made was to focus on decentralizing today's Internet infrastructure. =
I personally think that this might be a little too limited, considering the=
 IoT requirements (for example).

It would be great to get more opinions on that so that we frame the discuss=
ion better (for example for upcoming meetings).

Please discuss on din@irtf.org<mailto:din@irtf.org>.

Thanks,
Dirk






From: Din [mailto:din-bounces@irtf.org] On Behalf Of Dirk Kutscher
Sent: Montag, 18. Juli 2016 08:10
To: irtf-announce@irtf.org
Cc: Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey) (jeff=
rey.he@huawei.com)
Subject: Re: [Din] Distributed Data and Service Federation

Agenda update:

Coordinates

  *   Date & Time: Tuesday, July 19, 18:50 -- 20:20
  *   Room: Tegel

Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Thomas Scheffler: A Privacy Aware Localization Service for Healthcare=
 Environments
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Discussion of Next Steps

See you tomorrow,
Dirk


From: Din [mailto:din-bounces@irtf.org] On Behalf Of Dirk Kutscher
Sent: Donnerstag, 14. Juli 2016 15:15
To: irtf-announce@irtf.org<mailto:irtf-announce@irtf.org>
Cc: Carsten Bormann (cabo@tzi.org<mailto:cabo@tzi.org>); din@irtf.org<mailt=
o:din@irtf.org>; Hejianfei (Jeffrey) (jeffrey.he@huawei.com<mailto:jeffrey.=
he@huawei.com>)
Subject: Re: [Din] Distributed Data and Service Federation

Hello,

friendly reminder of the meeting next week Tuesday. You can still go to the=
 social afterwards.

Coordinates

  *   Date & Time: Tuesday, July 19, 18:50 -- 20:20
  *   Room: Tegel

Draft Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Ethereum presentation (tentative)
  *   Dirk Kutscher: Federation in ICN
  *   Discussion of Next Steps


Best regards,
Dirk Kutscher


From: Dirk Kutscher
Sent: Montag, 27. Juni 2016 05:58
To: 'Dirk Kutscher'; irtf-announce@irtf.org<mailto:irtf-announce@irtf.org>
Cc: Carsten Bormann (cabo@tzi.org<mailto:cabo@tzi.org>); din@irtf.org<mailt=
o:din@irtf.org>; Hejianfei (Jeffrey) (jeffrey.he@huawei.com<mailto:jeffrey.=
he@huawei.com>)
Subject: RE: Distributed Data and Service Federation

Hello everyone,

the side meeting got scheduled for Tuesday, 18:50 - 20:20, in the Tegel roo=
m.

This should allow people to still get to the social afterwards. There will =
be shuttle buses.

The draft agenda is below and also at https://trac.tools.ietf.org/group/irt=
f/trac/wiki/blockchain-federation

If you are interested in attending, please add your name to the attendees l=
ist on the Wiki page (or unicast to me) - the room has limited capacity...

Draft Agenda

  *   Diego Lopez: Service Federation in 5G
  *   Carsten Bormann: Service Federation in IoT
  *   Jeffrey He: Architecture Consideration for Data Sharing, and Open Que=
stions
  *   Jon Crowcroft: Challenges of Federating at Scale (tentative)
  *   Ethereum presentation (tentative)
  *   Dirk Kutscher: Federation in ICN
  *   Discussion of Next Steps

See you in Berlin!

Dirk



From: Din [mailto:din-bounces@irtf.org] On Behalf Of Dirk Kutscher
Sent: Freitag, 20. Mai 2016 12:46
To: irtf-announce@irtf.org<mailto:irtf-announce@irtf.org>
Cc: Carsten Bormann (cabo@tzi.org<mailto:cabo@tzi.org>); din@irtf.org<mailt=
o:din@irtf.org>; Hejianfei (Jeffrey) (jeffrey.he@huawei.com<mailto:jeffrey.=
he@huawei.com>)
Subject: [Din] Distributed Data and Service Federation


Hello everyone,



This a heads-up message for a side meeting we are planning on Distributed D=
ata and Service Federation at IETF-96.



The idea came out of discussions in Buenos Aires on Blockchain and Distribu=
ted Internet (see Wiki linked below).



In case you are interested,

there is a Wiki page: https://trac.tools.ietf.org/group/irtf/trac/wiki/bloc=
kchain-federation

and a mailing list: https://www.ietf.org/mailman/listinfo/din



Follow-up discussions should take place on the DIN mailing list.



We are planning for a meeting on Monday/Tuesday evening - if you'd like to =
attend, please unicast Jeffrey, Carsten and me, so that we get an idea how =
the required room size. Also, if you think you want to contribute, please l=
et us know.



Cheers,

Jeffrey, Carsten, Dirk





1) Distributed Data and Service Federation

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D



Evolving network systems require resource and asset sharing beyond connecti=
vity and transit services as in today's networks. For example, in IoT scena=
rios such as Smart City, data is characterized as the "new oil" for future =
service and business development. In order to utilize data in new contexts,=
 it needs to be freed from application- or service-provider-specific silos.=
 From a user control and privacy perspective, this cannot be done with some=
 assurance on data usage policies and privacy guarantees [2]. Also, for exc=
hanging data between different business peers, for example between aggregat=
ion and application-specific processing and presentation, data ownership, u=
sage rights and authenticity needs to be assured.



Similarly, future mobile network architectures are being design with the id=
ea of layering different service layers [3], each provided by a unique prov=
ider in order to provide adequate facilities for different users and vertic=
al applications of the network. For example, a base connectivity layer woul=
d be employed by an MVNO that offers a richer service, or an ICN cache-and-=
forward infrastructure would be employed by a Mobile-TV service requiring s=
calable distribution of live and video-on-demand content.



This proposal aims to investigate a decentralized federation infrastructure=
 to support such re-use of data and services at Internet scale.  Instead of=
 centralized control of independent network and application silos, we envis=
ion a general, Internet-wide infrastructure for creating, managing and stor=
ing information about data and service federations. Such federations would =
be set up dynamically, i.e., on-demand, and secured in a way that allows ea=
sy verification.





2) Motivation

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D



We think that now is a right time to start thinking about data sharing and =
service layering in a distributed fashion. Base technologies such as IoT ne=
tworking and ICN are reaching sufficient maturity levels for deployments. L=
inked Data initiatives are continuing to emerge, and research efforts such =
as 5GPPP are taking the next steps towards ad-hoc service create in layered=
 frameworks. Also, policy makers are calling for decentralized architecture=
s, e.g. in EU H2020:  "Current centralized platforms for big and social dat=
a management consolidate the dominance of existing incumbent actors, stifli=
ng innovation and allowing less and less control over the data by citizens.=
 Distributed architectures and decentralized platforms have a huge potentia=
l to enable the creation of viable alternatives to current dominant models"=
([4]).



3) Challenges, Potential Research Topics

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D



Here is a (non-exhaustive) list of challenges and potential research topics=
:



-- data publishing/distribution in an internet-wide federation, with protec=
tion of privacy, version control;

-- subscribing/searching to find the existing of the data, corresponding to=
 publishing/distribution mechanisms;

-- data retrieval with security: the concept of "owner" of data, access con=
trol on data objects, based on federated ID management/Authorization/Author=
ization, privilege management;

-- mechanisms enabling and encouraging data exchange/trade, e.g data anonym=
izing, data portability, etc. Blockchain may also be relevant here to provi=
de a distributed database for smart contract between non-trusting parties.

-- the ability to accommodate dynamic and evolving behavior, such as mobile=
 code;

-- semantic interoperability at different layers, e.g., as highlighted by [=
1]

-- information model reflecting the above considerations: data/metadata, ow=
ner of the data, etc.



At this point, we'd like to kick-off an inclusive discussion of interested =
members in the IRTF/IETF community.

Specifically, these questions/challenges may have connections to IETF ABFAB=
 WG, IRTF ICNRG, IRTF T2T RG among others.





[1] https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt

[2] https://www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-=
00.txt

[3] https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.p=
df

[4] http://ec.europa.eu/research/participants/portal/desktop/en/opportuniti=
es/h2020/topics/5083-ict-12-2016.html






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</head>
<body lang=3D"DE" link=3D"blue" vlink=3D"purple">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Hi everyone,<o:p></o:p=
></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">I hope =
you make it all home safely. I finally got to uploading the presentations f=
rom Tuesday.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><a href=
=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation"=
>https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a>=
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Thanks =
to all presented and to everyone who participated &#8211; we had&nbsp; pret=
ty good attendance and got good input in the discussion.<o:p></o:p></span><=
/p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">I also =
added a link to a relevant presentation by Jon to the Wiki page. Unfortunat=
ely he wasn&#8217;t able to make it to Berlin in the end, and we did not ha=
ve time to talk about this at the meeting but
 this is touching on some of the points we discussed (scope, scalability).<=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">I took =
some notes that are on the last slide of my presentation.<o:p></o:p></span>=
</p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">My &nbs=
p;personal summary:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">There s=
eems to be something around decentralizing Internet infrastructure that peo=
ple find interesting and important. The use cases we discussed were quite h=
eterogeneous (decentralizing Internet
 infrastructure, service federation, IoT etc.). &nbsp;There are other topic=
s we mentioned only briefly on Tuesday, i.e., the Distributed Web activitie=
s, the connection to ICN etc.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">As next=
 steps, I suggest that we try to scope this to something focused enough to =
have constructive work/discussions in the future. One suggestion that was m=
ade was to focus on decentralizing today&#8217;s
 Internet infrastructure. I personally think that this might be a little to=
o limited, considering the IoT requirements (for example).<o:p></o:p></span=
></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">It woul=
d be great to get more opinions on that so that we frame the discussion bet=
ter (for example for upcoming meetings).<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Please =
discuss on <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Thanks,=
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><a name=3D"_MailEndCompose"><span lang=3D"EN-US" sty=
le=3D"color:#1F497D"><o:p>&nbsp;</o:p></span></a></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Din [=
mailto:din-bounces@irtf.org]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Montag, 18. Juli 2016 08:10<br>
<b>To:</b> irtf-announce@irtf.org<br>
<b>Cc:</b> Carsten Bormann (cabo@tzi.org); din@irtf.org; Hejianfei (Jeffrey=
) (jeffrey.he@huawei.com)<br>
<b>Subject:</b> Re: [Din] Distributed Data and Service Federation<o:p></o:p=
></span></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Agenda update:<o:p></o=
:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l2 level1 lfo1;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><o:p></o:p></span></li><li =
class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin=
-bottom-alt:auto;mso-list:l2 level1 lfo1;background:white">
Room: Tegel<o:p></o:p></li></ul>
<h3 style=3D"background:white;break-after: avoid;orphans: auto;text-align:s=
tart;widows: 1;-webkit-text-stroke-width: 0px;word-spacing:0px" id=3D"Draft=
Agenda">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Agenda<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l3 level1 lfo2;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso=
-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l3 level1 lfo2;bac=
kground:white">
Carsten Bormann: Service Federation in IoT<o:p></o:p></li><li class=3D"MsoN=
ormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:a=
uto;mso-list:l3 level1 lfo2;background:white">
<span lang=3D"EN-US">Thomas Scheffler: A Privacy Aware Localization Service=
 for Healthcare Environments<o:p></o:p></span></li><li class=3D"MsoNormal" =
style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso=
-list:l3 level1 lfo2;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l3 level1 lfo2;background:white">
Discussion of Next Steps<o:p></o:p></li></ul>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">See you tomorrow,<o:p>=
</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Dirk<o:p></o:p></span>=
</p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Din [=
<a href=3D"mailto:din-bounces@irtf.org">mailto:din-bounces@irtf.org</a>]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Donnerstag, 14. Juli 2016 15:15<br>
<b>To:</b> <a href=3D"mailto:irtf-announce@irtf.org">irtf-announce@irtf.org=
</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org">cabo@tzi.org</a=
>); <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> Re: [Din] Distributed Data and Service Federation<o:p></o:p=
></span></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Hello,<o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">friendl=
y reminder of the meeting next week Tuesday. You can still go to the social=
 afterwards.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<h3 style=3D"background:white"><span style=3D"font-size:10.5pt;font-family:=
&quot;Arial&quot;,&quot;sans-serif&quot;;color:black;letter-spacing:-.2pt">=
Coordinates<o:p></o:p></span></h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l0 level1 lfo3;background:white">
Date &amp; Time: Tuesday, July 19, 18:50 -- 20:20<span style=3D"font-family=
:&quot;Times New Roman&quot;,&quot;serif&quot;"><o:p></o:p></span></li><li =
class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin=
-bottom-alt:auto;mso-list:l0 level1 lfo3;background:white">
Room: Tegel<o:p></o:p></li></ul>
<h3 style=3D"background:white;break-after: avoid;orphans: auto;text-align:s=
tart;widows: 1;-webkit-text-stroke-width: 0px;word-spacing:0px" id=3D"Draft=
Agenda">
<span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans-se=
rif&quot;;color:black;letter-spacing:-.2pt">Draft Agenda<o:p></o:p></span><=
/h3>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l5 level1 lfo4;background:white">
<span lang=3D"EN-US">Diego Lopez: Service Federation in 5G</span><span lang=
=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quo=
t;"><o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso=
-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l5 level1 lfo4;bac=
kground:white">
Carsten Bormann: Service Federation in IoT<o:p></o:p></li><li class=3D"MsoN=
ormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:a=
uto;mso-list:l5 level1 lfo4;background:white">
<span lang=3D"EN-US">Jeffrey He: Architecture Consideration for Data Sharin=
g, and Open Questions<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l5 level1 lfo4;background:white">
Ethereum presentation (tentative)<o:p></o:p></li><li class=3D"MsoNormal" st=
yle=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-l=
ist:l5 level1 lfo4;background:white">
Dirk Kutscher: Federation in ICN<o:p></o:p></li><li class=3D"MsoNormal" sty=
le=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-li=
st:l5 level1 lfo4;background:white">
Discussion of Next Steps<o:p></o:p></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Best re=
gards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk Ku=
tscher<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Dirk =
Kutscher
<br>
<b>Sent:</b> Montag, 27. Juni 2016 05:58<br>
<b>To:</b> 'Dirk Kutscher'; <a href=3D"mailto:irtf-announce@irtf.org">irtf-=
announce@irtf.org</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org">cabo@tzi.org</a=
>); <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> RE: Distributed Data and Service Federation<o:p></o:p></spa=
n></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Hello e=
veryone,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">the sid=
e meeting got scheduled for Tuesday, 18:50 &#8211; 20:20, in the Tegel room=
.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">This sh=
ould allow people to still get to the social afterwards. There will be shut=
tle buses.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">The dra=
ft agenda is below and also at
<a href=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-fede=
ration">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">If you =
are interested in attending, please add your name to the attendees list on =
the Wiki page (or unicast to me) &#8211; the room has limited capacity&#823=
0;<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:auto;mso-margin-bottom-a=
lt:auto;background:white">
<b><span style=3D"font-size:10.5pt;font-family:&quot;Arial&quot;,&quot;sans=
-serif&quot;;color:black;letter-spacing:-.2pt;mso-fareast-language:DE">Draf=
t Agenda<o:p></o:p></span></b></p>
<ul type=3D"disc">
<li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-ma=
rgin-bottom-alt:auto;mso-list:l4 level1 lfo5;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Diego Lopez: Service Federation in 5G=
<o:p></o:p></span></li><li class=3D"MsoNormal" style=3D"color:black;mso-mar=
gin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4 level1 lfo5;backgro=
und:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Carsten Bormann: Service Federation in IoT<o:p></o:p=
></span></li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-al=
t:auto;mso-margin-bottom-alt:auto;mso-list:l4 level1 lfo5;background:white"=
>
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Jeffrey He: Architecture Consideratio=
n for Data Sharing, and Open Questions<o:p></o:p></span></li><li class=3D"M=
soNormal" style=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-al=
t:auto;mso-list:l4 level1 lfo5;background:white">
<span lang=3D"EN-US" style=3D"font-family:&quot;Times New Roman&quot;,&quot=
;serif&quot;;mso-fareast-language:DE">Jon Crowcroft: Challenges of Federati=
ng at Scale (tentative)<o:p></o:p></span></li><li class=3D"MsoNormal" style=
=3D"color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list=
:l4 level1 lfo5;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Ethereum presentation (tentative)<o:p></o:p></span><=
/li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;ms=
o-margin-bottom-alt:auto;mso-list:l4 level1 lfo5;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Dirk Kutscher: Federation in ICN<o:p></o:p></span></=
li><li class=3D"MsoNormal" style=3D"color:black;mso-margin-top-alt:auto;mso=
-margin-bottom-alt:auto;mso-list:l4 level1 lfo5;background:white">
<span style=3D"font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;ms=
o-fareast-language:DE">Discussion of Next Steps<o:p></o:p></span></li></ul>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">See you=
 in Berlin!<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Dirk<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE=
">From:</span></b><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-famil=
y:&quot;Tahoma&quot;,&quot;sans-serif&quot;;mso-fareast-language:DE"> Din [=
<a href=3D"mailto:din-bounces@irtf.org">mailto:din-bounces@irtf.org</a>]
<b>On Behalf Of </b>Dirk Kutscher<br>
<b>Sent:</b> Freitag, 20. Mai 2016 12:46<br>
<b>To:</b> <a href=3D"mailto:irtf-announce@irtf.org">irtf-announce@irtf.org=
</a><br>
<b>Cc:</b> Carsten Bormann (<a href=3D"mailto:cabo@tzi.org">cabo@tzi.org</a=
>); <a href=3D"mailto:din@irtf.org">
din@irtf.org</a>; Hejianfei (Jeffrey) (<a href=3D"mailto:jeffrey.he@huawei.=
com">jeffrey.he@huawei.com</a>)<br>
<b>Subject:</b> [Din] Distributed Data and Service Federation<o:p></o:p></s=
pan></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Hello everyone,<o:p></o:p></=
span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">This a heads-up message for =
a side meeting we are planning on Distributed Data and Service Federation a=
t IETF-96.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">The idea came out of discuss=
ions in Buenos Aires on Blockchain and Distributed Internet (see Wiki linke=
d below).<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">In case you are interested,<=
o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">there is a Wiki page: <a hre=
f=3D"https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation=
">
https://trac.tools.ietf.org/group/irtf/trac/wiki/blockchain-federation</a><=
o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">and a mailing list: <a href=
=3D"https://www.ietf.org/mailman/listinfo/din">
https://www.ietf.org/mailman/listinfo/din</a><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Follow-up discussions should=
 take place on the DIN mailing list.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">We are planning for a meetin=
g on Monday/Tuesday evening &#8211; if you&#8217;d like to attend, please u=
nicast Jeffrey, Carsten and me, so that we get an idea how the required roo=
m size. Also, if you think you want to contribute,
 please let us know.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Cheers,<o:p></o:p></span></p=
>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Jeffrey, Carsten, Dirk<o:p><=
/o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">1) Distributed Data and Serv=
ice Federation<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Evolving network systems req=
uire resource and asset sharing beyond connectivity and transit services as=
 in today's networks. For example, in IoT scenarios such as Smart City, dat=
a is characterized as the &quot;new oil&quot;
 for future service and business development. In order to utilize data in n=
ew contexts, it needs to be freed from application- or service-provider-spe=
cific silos. From a user control and privacy perspective, this cannot be do=
ne with some assurance on data usage
 policies and privacy guarantees [2]. Also, for exchanging data between dif=
ferent business peers, for example between aggregation and application-spec=
ific processing and presentation, data ownership, usage rights and authenti=
city needs to be assured.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Similarly, future mobile net=
work architectures are being design with the idea of layering different ser=
vice layers [3], each provided by a unique provider in order to provide ade=
quate facilities for different users
 and vertical applications of the network. For example, a base connectivity=
 layer would be employed by an MVNO that offers a richer service, or an ICN=
 cache-and-forward infrastructure would be employed by a Mobile-TV service =
requiring scalable distribution
 of live and video-on-demand content.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">This proposal aims to invest=
igate a decentralized federation infrastructure to support such re-use of d=
ata and services at Internet scale.&nbsp; Instead of centralized control of=
 independent network and application silos,
 we envision a general, Internet-wide infrastructure for creating, managing=
 and storing information about data and service federations. Such federatio=
ns would be set up dynamically, i.e., on-demand, and secured in a way that =
allows easy verification.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">2) Motivation<o:p></o:p></sp=
an></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">We think that now is a right=
 time to start thinking about data sharing and service layering in a distri=
buted fashion. Base technologies such as IoT networking and ICN are reachin=
g sufficient maturity levels for deployments.
 Linked Data initiatives are continuing to emerge, and research efforts suc=
h as 5GPPP are taking the next steps towards ad-hoc service create in layer=
ed frameworks. Also, policy makers are calling for decentralized architectu=
res, e.g. in EU H2020:&nbsp; &quot;Current
 centralized platforms for big and social data management consolidate the d=
ominance of existing incumbent actors, stifling innovation and allowing les=
s and less control over the data by citizens. Distributed architectures and=
 decentralized platforms have a
 huge potential to enable the creation of viable alternatives to current do=
minant models&quot;([4]).
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText">3) Challenges, Potential Research Topics<o:p></o:=
p></p>
<p class=3D"MsoPlainText">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Here is a (non-exhaustive) l=
ist of challenges and potential research topics:<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- data publishing/distribut=
ion in an internet-wide federation, with protection of privacy, version con=
trol;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- subscribing/searching to =
find the existing of the data, corresponding to publishing/distribution mec=
hanisms;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- data retrieval with secur=
ity: the concept of &quot;owner&quot; of data, access control on data objec=
ts, based on federated ID management/Authorization/Authorization, privilege=
 management;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- mechanisms enabling and e=
ncouraging data exchange/trade, e.g data anonymizing, data portability, etc=
. Blockchain may also be relevant here to provide a distributed database fo=
r smart contract between non-trusting
 parties. <o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- the ability to accommodat=
e dynamic and evolving behavior, such as mobile code;<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- semantic interoperability=
 at different layers, e.g., as highlighted by [1]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">-- information model reflect=
ing the above considerations: data/metadata, owner of the data, etc.<o:p></=
o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">At this point, we'd like to =
kick-off an inclusive discussion of interested members in the IRTF/IETF com=
munity.
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">Specifically, these question=
s/challenges may have connections to IETF ABFAB WG, IRTF ICNRG, IRTF T2T RG=
 among others.<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[1] </span><a href=3D"https:=
//www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt"><span lang=3D"EN-=
US">https://www.iab.org/wp-content/IAB-uploads/2016/03/formats.txt</span></=
a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[2] </span><a href=3D"https:=
//www.iab.org/wp-content/IAB-uploads/2016/03/draft-farrell-iotsi-00.txt"><s=
pan lang=3D"EN-US">https://www.iab.org/wp-content/IAB-uploads/2016/03/draft=
-farrell-iotsi-00.txt</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[3] </span><a href=3D"https:=
//5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-final-web.pdf"><span =
lang=3D"EN-US">https://5g-ppp.eu/wp-content/uploads/2015/10/5GPPP-brochure-=
final-web.pdf</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US">[4] </span><a href=3D"http:/=
/ec.europa.eu/research/participants/portal/desktop/en/opportunities/h2020/t=
opics/5083-ict-12-2016.html"><span lang=3D"EN-US">http://ec.europa.eu/resea=
rch/participants/portal/desktop/en/opportunities/h2020/topics/5083-ict-12-2=
016.html</span></a><span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoPlainText"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
</div>
</div>
</div>
</div>
</div>
</body>
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From: Dirk Kutscher <Dirk.Kutscher@neclab.eu>
To: "din@irtf.org" <din@irtf.org>
Thread-Topic: W3C workshop on Distributed Ledgers on the Web
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Date: Sat, 23 Jul 2016 11:53:24 +0000
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Subject: [Din] W3C workshop on Distributed Ledgers on the Web
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There was a related W3C workshop last month that has quite some overlap to =
what we discussed:

https://www.w3.org/2016/04/blockchain-workshop/


Dirk



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<p class=3D"MsoNormal"><span lang=3D"EN-US">There was a related W3C worksho=
p last month that has quite some overlap to what we discussed:<o:p></o:p></=
span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><a href=3D"https://www.w3.org/2016/04/blockchain-wor=
kshop/"><span lang=3D"EN-US">https://www.w3.org/2016/04/blockchain-workshop=
/</span></a><o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Dirk<o:p></o:p></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
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