Sophos XG Firewall: How to configure Data Loss Prevention (DLP)

Overview

  • In this article we explain how to create a Data Protection policy and custom CCL groups for Email on the Sophos XG Firewall.

How to configure Data Protection

The Data Protection feature applies only to outbound emails.

  • Navigate to Email > Policies & Exceptions.
  • Create new or edit old SMTP policy.
  • Fill out details as shown below:
  • Name: Friendly Name
  • Protected Domain: Create entry for your email domain
  • Global Action: Accept
  • SPX Template: None
  • Route By: MX record or Static Host (Also select the host from the checkbox).
  • Enable the Data Protection option by clicking the toggle to the On position.
  • Select the Data Control List and Data Control List Action.
  • Note: Administrators may choose to allow the traffic through by selecting Accept and only check Notify Sender so that a record of the transaction is recorded.
  • Click on Save.

How to create a custom Data Control List

  • Navigate to Email > Data Control List.
  • Click on Add.
  • From this menu select as many different CCL groups or subgroups as needed, filtering by Type or Region.
  • Click on Save.
  • The new custom group can now be used in an Email Policy.

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