User Guide for AsyncOS 12.0 for Cisco Email Security Appliances - GD (General Deployment) - Example of Mail Policies and Content Filters [Cisco Secure Email Gateway] - Cisco
Email Security with Cisco IronPort - The Cisco Learning Network
Introduction to Cisco IronPort Spam Quarantine
Office 365 & Cisco Email Security - YouTube
Cisco ESA: Warning disclaimer for all external inbound emails – FINKOTEK