Most are provided to counter and eliminate spam and one specifically deals with known virus attachments. There is even a suspicious attachment list that causes email containing such attachments to be quarantined. Praetor is installed as a server-based service, either on the same Windows NT Server or on a separate Windows NT workstation, depending on messaging volume. Praetor augments the native SMTP Service by conceptually becoming a messaging firewall for your site. Only messages deemed to be acceptable are relayed for delivery either to the SMTP Service for local recipient or to the Internet.
Praetor offers the ultimate protection for the entire network user population.
With its ease and flexibility in creating rules specific to local site experiences, the filtering provided is tuned to specific needs. Using Praetor greatly reduces spam, secures intellectual property, reduces exposure to legal liability in this age of lawsuits, and even blocks email-borne viruses. Message Transport Level Tests Validates sending mail host during initial mail session start-up based upon the IP address. Validates message sender. Validates intended recipient to prevent unauthorized mail relaying.