DomainKeys: Proving and Protecting Email Sender Identity

I just discovered this by examinating a message comes from yahoo to my mail server

Not so sure hwo it differenciate from SPF, but according to
http://antispam.yahoo.com/domainkeys
http://domainkeys.sourceforge.net/

The entire message needs to be examined in order to authenticate the domainkeys from DNS

Here is the Sendmail plugin
http://sendmail.net/dk-milter/



To all mail servers admin: Are you tired yet?

 

 

 

 

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