Time to check the rate limits on your mail servers

Edward B. Dreger eddy+public+spam at noc.everquick.net
Sat Feb 5 20:01:08 UTC 2005


AL> Date: Sat, 5 Feb 2005 13:11:11 -0600
AL> From: Adi Linden

AL> Now that we have established a "trust chain" an verify the sending user we
AL> have an easy way (shuffling through mail logs is by no means easy in my
AL> books) for support people to address SPAM complaints.

Note that I'm ignoring SMTP proxies that may munge headers.


AL> Even better, due to the verified sender we can now send bounce messages
AL> and notifications to originator. Sure, it'll result in "I never send
AL> this..." type support calls but support can now say "Sure, your computer
AL> did behind your back...".

I hadn't thought of setting "Return-Path:" based on authenticated user...


Eddy
--
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Sending mail to spambait addresses is a great way to get blocked.
Ditto for broken OOO autoresponders and foolish AV software backscatter.




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