spamassassin: SpamAssassin
spamassassin: 
spamassassin: SpamAssassin is a mature, widely-deployed open source project
spamassassin: that serves as a mail filter to identify Spam. SpamAssassin uses
spamassassin: a variety of mechanisms including header and text analysis,
spamassassin: Bayesian filtering, DNS blocklists, and collaborative filtering
spamassassin: databases. SpamAssassin runs on a server, and filters spam before
spamassassin: it reaches your mailbox.
spamassassin: 
spamassassin: 
spamassassin: