Cisco Cisco Email Security Appliance C170 Betriebsanweisung
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User Guide for AsyncOS 9.7 for Cisco Email Security Appliances
Chapter 18 Data Loss Prevention
Message Actions
Procedure
Step 1
Select Mail Policies > DLP Policy Customizations.
Step 2
In the Message Actions section, click Add Message Action.
Step 3
Enter a name for the message action.
Step 4
Enter a description of the message action.
Step 5
Choose whether to drop, deliver, or quarantine messages containing DLP violations.
Note
If you select Deliver, you can choose to have a copy of the message sent to a policy quarantine.
The copy of the message is a perfect clone, including the Message ID.
The copy of the message is a perfect clone, including the Message ID.
Step 6
If you want to encrypt the message upon delivery or its release from quarantine, select the Enable
Encryption check box and select the following options:
Encryption check box and select the following options:
•
Encryption Rule. Always encrypts the message or only encrypt it if an attempt to send it over a TLS
connection first fails.
connection first fails.
•
Encryption Profile. Encrypts the message using the specified encryption profile and delivers it if
you use a Cisco IronPort Encryption Appliance or a hosted key service.
you use a Cisco IronPort Encryption Appliance or a hosted key service.
•
Encrypted Message Subject. Subject for the encrypted message. Use the value is
$Subject
to keep
the existing message subject.
Step 7
If you select Quarantine as the action, choose the policy quarantine that you want to use for messages
containing DLP violations.
containing DLP violations.
Step 8
Click Advanced if you want to modify the message using any of the following options:
•
Add a custom header
•
Modify the message subject
•
Deliver it to an alternate host
•
Send a copy (bcc) to another recipient
•
Send a DLP notification message
Step 9
Submit and commit your changes.
Viewing and Editing Message Actions
Procedure
Step 1
Select Mail Policies > DLP Policy Customizations.
Step 2
In the Message Actions section, choose an action: