Trustwave Unveils New Offerings to Maximize Value of Microsoft Security Investments. Learn More

Trustwave Unveils New Offerings to Maximize Value of Microsoft Security Investments. Learn More

Managed Detection & Response

Eliminate active threats with 24/7 threat detection, investigation, and response.

Co-Managed SOC (SIEM)

Maximize your SIEM investment, stop alert fatigue, and enhance your team with hybrid security operations support.

Advisory & Diagnostics

Advance your cybersecurity program and get expert guidance where you need it most.

Penetration Testing

Test your physical locations and IT infrastructure to shore up weaknesses before exploitation.

Database Security

Prevent unauthorized access and exceed compliance requirements.

Email Security

Stop email threats others miss and secure your organization against the #1 ransomware attack vector.

Digital Forensics & Incident Response

Prepare for the inevitable with 24/7 global breach response in-region and available on-site.

Firewall & Technology Management

Mitigate risk of a cyberattack with 24/7 incident and health monitoring and the latest threat intelligence.

Offensive Security
Solutions to maximize your security ROI
Microsoft Exchange Server Attacks
Stay protected against emerging threats
Rapidly Secure New Environments
Security for rapid response situations
Securing the Cloud
Safely navigate and stay protected
Securing the IoT Landscape
Test, monitor and secure network objects
Why Trustwave
About Us
Awards and Accolades
Trustwave SpiderLabs Team
Trustwave Fusion Security Operations Platform
Trustwave Security Colony
Technology Alliance Partners
Key alliances who align and support our ecosystem of security offerings
Trustwave PartnerOne Program
Join forces with Trustwave to protect against the most advance cybersecurity threats

This page is your starting place for support resources for Trustwave MailMarshal (Secure Email Gateway or SEG).

If you cannot locate the resource you need, or if you require personal assistance, contact Trustwave Support.

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Search Knowledge Base and Forum items for MailMarshal specific content.




Visit the Forums for informal discussion with other users about MailMarshal topics.

Rule Test

Test Email Rules including file type, file size, anti-spam, and virus scanning ruleor the Secure Email Gateway URL checking functions. s.

Submit an URL for review (include or exclude) for the MailMarshal URL checking functions.

Latest Auto Updates

  • SpamCensor: 4216
    July 11, 2024
  • Zero Day Threats: 2579
    July 11, 2024
  • AMAX (MailMarshal/SEG 7.5 and above): 728
    July 2, 2024
    (Advanced Malware and Exploit Detection)
  • For version-specific updates, see the File Updates listing.
  • For File Type and Unpacker update history, see KB Article Q20446.