Cisco Cisco Email Security Appliance C170 Guia Do Utilizador
18-40
User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 18 Data Loss Prevention
About Updating the DLP Engine and Content Matching Classifiers
Caveats for DLP Updates
Updating the DLP Engine and Content Matching Classifiers Manually
Before you Begin
See the following:
•
•
(If applicable)
Procedure
Step 1
Select Security Services > RSA Email DLP.
Step 2
Click Update Now in the Current DLP Version Files section.
This button is available only when there are new updates available for download.
Enabling Automatic Updates (Not Recommended)
Use this procedure to enable the appliance to check for and download updates at a regular interval.
Note
Cisco recommends that you do not enable automatic updates. These updates may change the content
matching classifiers used in your DLP policies. Instead, manually download DLP updates and test them
in a lab environment before updating appliances used in production.
matching classifiers used in your DLP policies. Instead, manually download DLP updates and test them
in a lab environment before updating appliances used in production.
Before You Begin
•
On the Security Settings > Service Updates page, make sure you have enabled automatic updates
and specified an update interval for all service updates.
and specified an update interval for all service updates.
•
See
Deployment Mode
Caveat
All
Cisco does not recommend enabling automatic updates. See
RSA Email DLP
DLP updates may change the content matching classifiers used by your
existing local DLP policies. Cisco recommends that you manually download
DLP updates to an appliance in a lab environment to test your DLP polices
before updating appliances used in production.
existing local DLP policies. Cisco recommends that you manually download
DLP updates to an appliance in a lab environment to test your DLP polices
before updating appliances used in production.
RSA Enterprise
Manager DLP
Manager DLP
Downloading DLP updates to your local appliance does not change the
content matching classifiers used in your DLP policies, which are
configured using Enterprise Manager. However, if you later switch your
appliance to use RSA Email DLP, any existing local DLP policies will use
the updated classifiers.
content matching classifiers used in your DLP policies, which are
configured using Enterprise Manager. However, if you later switch your
appliance to use RSA Email DLP, any existing local DLP policies will use
the updated classifiers.