6 lines
303 B
Text
6 lines
303 B
Text
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Policyd is an anti-spam plugin for Postfix (written in C) that does
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greylisting, sender-(envelope, SASL or host/ip)-based throttling (on
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messages and/or volume per defined time unit), recipient rate limiting,
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spamtrap monitoring/blacklisting, HELO auto blacklisting and HELO
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randomization preventation.
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