Subject: Delivery failed

From: "Automatic Email Delivery Software" <[email-masked]>
Date: Thu, 14 Jul 2005 21:09:35 +0200

Dear user of ietf.org,

We have found that your e-mail account has been used to send a huge amount of spam during the last week.
Obviously, your computer was compromised and now runs a hidden proxy server.

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

Best regards,
The ietf.org team.