Catching unsolicited bounces (backscatter) with SpamAssassin

From http://wiki.apache.org/spamassassin/VBounceRuleset

The “Virus Bounce Ruleset” is a SpamAssassin ruleset to catch “backscatter”.

Backscatter is mail you didn’t ask to receive, generated by legitimate, non-spam-sending systems in response to spam.

Continue reading original article at http://technotes.trostfamily.org/?p=54

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