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Message Sniffer (SNF) for Windows is multi-platform, intelligent, anti-spam scanner that uses advanced pattern recognition and collaborative learning technologies to accurately identify spam, scams, viruses, and other email borne malware at your email server or gateway (before it gets to your inbox).

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Latest News

June 10, 2015 SmarterTools is now offering Message Sniffer as a tightly-integrated add-on for SmarterMail!

May 13, 2015 Rulebase Compiler Improvements

March 15, 2015 Snapshot Packages Now Available!

November 18, 2014 SNF4SA Updated for Compatibility with SpamAssassin-in-a-Box