Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
10-3
User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 10 Mail Policies
Handling Incoming and Outgoing Messages Differently
Handling Incoming and Outgoing Messages Differently
The Email Security appliances uses two different sets of mail policies for message content security:
•
Incoming mail policies for messages are messages received from connections that match an
ACCEPT HAT policy in any listener.
ACCEPT HAT policy in any listener.
•
Outgoing mail policies for messages are messages from connections that match a RELAY HAT
policy in any listener. This includes any connection that was authenticated with SMTP AUTH.
policy in any listener. This includes any connection that was authenticated with SMTP AUTH.
Having separate sets of policies allow you to define different security rules for messages sent to your
users and messages sent from your users. You manage these policies using the Mail Policies > Incoming
Mail Policies or Outgoing Mail Policies pages in the GUI, or the
users and messages sent from your users. You manage these policies using the Mail Policies > Incoming
Mail Policies or Outgoing Mail Policies pages in the GUI, or the
policyconfig
command in the CLI.
Note
Some features can be applied only to incoming or to outgoing mail policies. For example, Data Loss
Prevention scanning can only be performed on outgoing messages. Advanced Malware Protection (File
Reputation scanning and File Analysis) is available only in Incoming Mail Policies.
Prevention scanning can only be performed on outgoing messages. Advanced Malware Protection (File
Reputation scanning and File Analysis) is available only in Incoming Mail Policies.
Step 5
Define the group of users for whom you want
to set up user-specific mail policies.
to set up user-specific mail policies.
Create an incoming or outgoing mail policy.
See
for more
information.
Step 6
Configure the content security features and the
content filter actions the appliance takes on
messages.
content filter actions the appliance takes on
messages.
Configure the different content security features for the
mail policy.
mail policy.
•
Content Filters:
•
Anti-Virus:
•
File Reputation Filtering and File Analysis:
•
Anti-Spam:
•
Graymail Detection and Safe Unsubscribe:
•
Outbreak Filters:
•
Data Loss Prevention:
and
.
Do This
More Info