Policyd is an anti-spam plugin for Postfix that does greylisting, sender (envelope, SASL, or host/IP)-based throttling (on messages and/or volume per defined time unit), spam trap monitoring/blacklisting, HELO auto-blacklisting, and HELO randomization prevention (HRP).
License: GNU General Public License (GPL)
Changes:
HELO/EHLO checks were added. SPF checks wereadded. Amavisd-new integration was added. The Webinterface was updated to support all modules.
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03-02-2008
