New additions to the service include a caching system that speeds Web page downloads and a revamped email box with a spam-filtering system. For the latest version of MSN 8, Microsoft is touting a new antispam algorithm that the company says will...
Mail filtering specialist MessageLabs has come in for criticism after it was blocked by AOL's spam filters amid allegations that it had an open relay which was pumping out spam. One customer, who contacted silicon.com anonymously, to complain about...
UK ISP Freedom2Surf has launched a spam filtering service for users who are being inundated with unwanted emails. We would urge other ISPs who have not already done so, to partner with anti-spam organisations to develop similar spam filtering systems.
It also offers non-English language filters and signature based filtering which eliminate the false positive rates associated with keyword or Bayesian filters. UK email security firm MessageLabs has struck a deal with security giant Symantec which...
Go back and look at something like Bayesian filtering. And it did, for about a month, until the spammers started cutting and pasting whole passages of white-on-white text which the user couldn't see but which fooled the Bayesian filters.
These include looking for specific spam signatures, blocking certain IP address ranges from which spam is originating and using Bayesian and heuristic filters to identify spam. For a three-month period in 2007, according to filtering company...