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Content Tagged with anti-spam + spamassassin

Apache SpamAssassin

SpamAssassin is an extensible email filter that is used to identify and mark (not delete) spam.

SpamAssassin works by labelling spam, with the configuration option ‘rewrite_header subject’, any emails that fail the spam identification metrics, which are configured using the ‘required_score’ option.

An email client can then create a new rule for emails that watches for a title with the keywords set in the rewire_header subject (such as [SPAM] and then forward those emails to a spam folder, or the trash.