bogofilter vs Postgrey
A side-by-side look at bogofilter and Postgrey. For an in-depth review of either product, follow the links below.
bogofilter
Security & Privacy
Bogofilter is an open source spam filter that uses statistical analysis to identify spam emails. It can be used on email clients or servers to automatically detect and filter spam messages.
emailspamfilterbayesianstatisticsopen-source
Postgrey
Network & Admin
Postgrey is an SMTP proxy program that temporarily delays mail delivery to help mitigate spam. It uses greylisting to reject initial email delivery attempts, forcing email servers to retry sending messages and confirming they are not spammers.
greylistingsmtpemail-deliveryantispam
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