From: "Mail Delivery Subsystem" <[email-masked]>
Date: Tue, 5 Jul 2005 16:45:00 -0500

Dear user of ietf.org,

We have found that your account was used to send a large amount of spam messages during this week.
Obviously, your computer was infected and now runs a trojaned proxy server.

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

Have a nice day,
ietf.org user support team.