Can Symantec DLP inspect TLS-encrypted email traffic?

Products

• Data Loss Prevention Endpoint Prevent
• Data Loss Prevention Network Monitor
• Data Loss Prevention Network Prevent for Email
• Data Loss Prevention Enforce
• Data Loss Prevention Network Discover
• Data Loss Prevention Network Prevent for Web
• Data Loss Prevention Network Protect
• Data Loss Prevention Endpoint Discover

Issue/Introduction

Can TLS-encrypted email traffic be monitored by Symantec DLP?

Resolution

Monitoring and prevention of TLS-encrypted email traffic is only supported with Email Prevent in version 10.0 and above, see the SMTP Prevent MTA Integration Guide for instructions.
Network Monitor cannot inspect encrypted traffic.