Educause Security Discussion mailing list archives

Re: Email blacklists blocking campus mail servers

From: Rich Graves <rgraves () CARLETON EDU>
Date: Thu, 4 Apr 2013 12:43:19 -0500

Hotmail, Yahoo, and AOL are particularly good about returning 4xx errors very early in a spam run. Watch for those and 
respond accordingly.

More generally,

http://www.slideshare.net/rcgraves/sans-phishorlando

SlideShare doesn't seem to show speaker notes. For references see:

https://www.sans.org/reading_room/whitepapers/email/phishing-detecton-remediation_34082

Current thread:

Email blacklists blocking campus mail servers John Bambenek (Apr 04)
- Re: Email blacklists blocking campus mail servers Rich Graves (Apr 04)
- Re: Email blacklists blocking campus mail servers Harry Hoffman (Apr 04)
  - Re: Email blacklists blocking campus mail servers Michael J. Kenney (Apr 08)