August 12th, 2003
Bayesian filters
Winning the War on spam: Comparison of Bayesian spam filters
Spam e-mail has become an ever increasing problem, and these days it is next to impossible to use e-mail without receiving it in large amounts. Various techniques exits to combat the problem; keyword-based filters, source blacklists, signature blacklists, source verification and combinations of these to name a few. All of them have problems; keyword filters needs to be constantly updated manually and are not very accurate; blacklists also need to be constantly updated, and will always lag behind spammers.