matt sergeant msergeantstartechgroupcouk hess mtodd mth wrote yes impressive however advanced content filtering known man easily defeated simply presenting content form graphic image gif jpg etc im surprised spammers dont already know discussed maybe detect type spam via headers razordcc youre using sure narrows ruleset maybe thats good doesnt defeat system see feed bayesian classifier classifies urls used images next time sees one knows almost 100 accuracy email one urls definitely spam many ways like razor im hacking distributed system see feasible scale globally matt sfnet email sponsored osdn tired old cell phone get new free httpswwwinphoniccomrasprsourceforge1refcode1vs3390 _______________________________________________ spamassassintalk mailing list spamassassintalklistssourceforgenet httpslistssourceforgenetlistslistinfospamassassintalk wed 21 aug 2002 180254 0100 satalk paulgrahamcom article