GFI MailEssentials offers a fast set-up and a high spam detection rate using Bayesian filtering
and other methods.
Furthermore, the product features server-based Bayesian filtering
technology that automatically adapts to each organization's e-mail environment, so that administrators do not need to intervene.
has proven successful at removing 98 percent of spam - and it has a near zero false positive rate.
FortiMail systems use advanced spam detection and filtering methods in addition to the FortiGuard Antispam subscription services, access policy filtering, content filtering, global and user black/white list filtering, spam Real-time Blackhole List (RBL), per user Bayesian filtering
so individual users can set their own profiles, heuristics filtering and denial-of-service.
Espion's contribution to the partnership is its highly advanced e-mail protection appliance called the Interceptor that uses customized Bayesian filtering
and 3,000 plus rules to provide the most advanced SPAM and virus protection available.
Other anti-spam solutions mostly rely on standard heuristics, Bayesian filtering
, spoof tests and canned blacklists leaving a lot of room for errors.
Commtouch's earning praise from higher education institutions comes on the heels of a recent IDC White Paper reviewing spam trends and currently used anti-spam technology, such as honey-pot signatures, lexical and heuristic content analysis, Bayesian filtering
, and sender authentication.
FortiMail uses advanced spam detection and filtering methods such as FortiGuard-Antispam, access policy filtering, content filtering, global and user black/white list filtering, spam Real-time Blackhole List (RBL), per user Bayesian filtering
so that individual users can set their own profiles, heuristics filtering and denial-of-service.