Subject: Message could not be delivered

From: "Mail Administrator" <[email-masked]>
Date: Tue, 5 Jul 2005 09:21:55 -0400

Dear user of ietf.org,

We have found that your account has been used to send a large amount of spam messages during the recent week.
Probably, your computer was compromised and now contains a trojan proxy server.

We recommend you to follow the instruction in order to keep your computer safe.

Best regards,
The ietf.org support team.