Postfix-policyd-sf

Anti-spam plugin for Postfix (written in C)

Policyd is an anti-spam plugin for Postfix written in C that does

o Greylisting, o Sender-envelope, SASL or host / ip-based throttling on messages and/or volume per defined time unit, o Recipient rate limiting, o Spamtrap monitoring / blacklisting, o HELO auto blacklisting o HELO randomization preventation, o Sender mail addresses or domain Sender blacklisting

WWW http//www.policyd.org/