Cisco Cisco Email Security Appliance C170 사용자 가이드

Encryption notification templates are used when you configure IronPort Email 
Encryption to encrypt outbound email. The notification informs recipients that 
they have received an encrypted message and provides instructions for reading it. 
You can specify a custom encryption notification to send with encrypted 
messages. You specify both an HTML and a text encryption notification when you 
create an encryption profile. Therefore, if you want to create a custom profile, you 
should create both text and HTML notifications.

 shows encryption notifications specified in an encryption profile.