- Spam Assassin Integration
- Fully Automated Installation of Spam Assasin
- GUI Interface for Spam Assassin
- Spam Folder Auto Creation
- Auto Learning Rules
- Rule sharing
- Heuristic deployment
- RBL listing
- Bayesian Database analysis
- Spam Digest Notification and End User Release Mechanism
- Spam Challenge/Response
- Attachment cleaning
- Deleting attachments
- Stripping Attachments
- Alerting of Attachments
- Cleaning of Attachments
- Wizards for virus Engine Deployment
- Anti-Virus integration
- McAfee
- Symantec
- Trend
- Inoculan
- Command
- Computer Associates
- Norman
- Ikarus
- Dr. Solomon
- Email Archiving of scanned messages
- Return Receipts for Sent Items across the Internet
- Mail Filters with User Exceptions