[CentOS] dealing with spoofing

Thu Sep 1 17:39:20 UTC 2011
Kenneth Porter <shiva at sewingwitch.com>

--On Wednesday, August 31, 2011 5:48 PM -0400 Mailing Lists 
<mailinglist at theflux.net> wrote:

> http://www.openspf.org/Introduction - SPF FTW

DKIM is another possibility.

Blizzard (the game company) signs some (not all) of its mail with DKIM, and 
I use that to spot obvious account-theft scams. Unfortunately some servers 
break the signature, so it can be difficult to use and verify.

<http://en.wikipedia.org/wiki/DomainKeys_Identified_Mail>