Filtering - IP reputation-based filtering
Header Check - IRBL Lists, MIME header check
Checker - Based on message header, size, sender, recipient
Removes Spam - Screens out the 100% spam in incoming mail
Anti Spam Startegies
Spooling - Reduces lost email by "spooling" (Store and Forward) messages in the event your mail server is off-line.
Personal Blacklist - The personal blacklist can be used to block someone who is harassing your co-workers.
Email Logging and Reporting
Logs - Real time logs and reports
Automatic Diagnosis - All Virus generated email attacks are automatically diagnosed and stopped before they reach to your server.
Audit Compliance - Meets regulatory compliance, audit, forensic requirements
MinimumThreats - Minimizes exposure to threats and legal implications
Productivity - Increases productivity
Cost - Lower cost of compliance
Recoverable - Quick recovery for disaster management