[77781] in North American Network Operators' Group
Re: Time to check the rate limits on your mail servers
daemon@ATHENA.MIT.EDU (Edward B. Dreger)
Sat Feb 5 15:04:02 2005
Date: Sat, 5 Feb 2005 20:01:08 +0000 (GMT)
From: "Edward B. Dreger" <eddy+public+spam@noc.everquick.net>
To: Adi Linden <adil@adis.on.ca>
Cc: nanog@merit.edu
In-Reply-To: <Pine.CYG.4.58.0502051305190.864@citabria>
Errors-To: owner-nanog-outgoing@merit.edu
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.
