Cisco Cisco Email Security Appliance C160 Guía Del Usuario
16-4
User Guide for AsyncOS 9.7 for Cisco Email Security Appliances
Chapter 16 Protecting Against Malicious or Undesirable URLs
Setting Up URL Filtering
If an HTTP or HTTPS proxy has been configured on the Security Services > Service Updates page, the
Email Security appliance will use it when communicating with Cisco Web Security Services. For more
information about using a proxy server, see
Email Security appliance will use it when communicating with Cisco Web Security Services. For more
information about using a proxy server, see
.
Note
Certificates are not saved with a configuration file.
Related Topics
•
•
•
Certificates for URL Filtering Features
AsyncOS is designed to automatically deploy and update the certificates needed for communications
with cloud services used for URL filtering features. However, if for any reason the system is unable to
update these certificates, you will receive an alert that requires action from you.
with cloud services used for URL filtering features. However, if for any reason the system is unable to
update these certificates, you will receive an alert that requires action from you.
Ensure that the appliance is configured to send you these alerts (System type, Warning severity). For
instructions, see
instructions, see
.
If you receive an alert about an invalid certificate, contact Cisco TAC, which can provide the required
replacement certificate. For instructions to use the replacement certificate, see
replacement certificate. For instructions to use the replacement certificate, see
Web Interaction Tracking
The web interaction tracking feature provides information about the end users who clicked on rewritten
URLs and the action (allowed, blocked, or unknown) associated with each user click. Once you enable
this feature, you can use the Web Interaction Tracking report to view information such as top malicious
URLs clicked, top users who clicked on malicious URLs, and so on. For more information about the Web
Interaction Tracking report, see
URLs and the action (allowed, blocked, or unknown) associated with each user click. Once you enable
this feature, you can use the Web Interaction Tracking report to view information such as top malicious
URLs clicked, top users who clicked on malicious URLs, and so on. For more information about the Web
Interaction Tracking report, see
Web Interaction Tracking data is provided by a cloud-based Cisco Aggregator Server.
Related Topics
•
•
Configuring Web Interaction Tracking
Depending on your requirements, you can enable web interaction tracking on one of the global settings
pages:
pages:
•
Outbreak Filters. Track end users who clicked URLs rewritten by Outbreak Filters. See
•
URL Filtering. Track end users who clicked URLs rewritten by policies (using content and message
filters). See
filters). See
.