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HowtoForge: How To Implement SPF In Postfix

Feb 27, 2007, 06:15 (0 Talkback[s])
(Other stories by Falko Timme)

[ Thanks to Falko Timme for this link. ]

"This tutorial shows how to implement SPF (Sender Policy Framework) in a Postfix 2.x installation. The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery (see There are lots of SPF extensions and patches available for Postfix, but most require that you recompile Postfix. Therefore we will install the postfix-policyd-spf-perl package from which is a Perl package and can be implemented in existing Postfix installations (no Postfix compilation required)..."

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