Spam filters are often a huge source of frustration for small business owners. While filters can prevent a deluge of electronic junk mail from clogging inboxes, they can suddenly stop working, miss ...

This week in Security Levity, I’m digging further into the topic of spam filtering technology. Today, I want to talk about why spam filtering seems to be such a continual challenge for filter vendors.

Bayesian spam filtering is based on Bayes rule, a statistical theorem that gives you the probability of an event. Bayesian filtering is used to give you the probability that a certain email is spam. 2 ...