Message Source: Microsoft 365

To deactivate Secure Email Threat Defense when you have Microsoft as your message source, there are two main tasks:

  1. Delete your Secure Email Threat Defense journal entry from Microsoft 365 Admin Center

  2. Delete the Secure Email Threat Defense application from your Microsoft Azure tenant

Delete Your Secure Email Threat Defense Journal Rule

To delete your Secure Email Threat Defense journal rule:

  1. Go to your Microsoft 365 Admin Center https://admin.microsoft.com/AdminPortal/Home.

  2. Navigate to Admin centers > Compliance > Data lifecycle management > Exchange (legacy) > Journal rules.

  1. Select the Secure Email Threat Defense journal rule, then click Delete. Select Yes to confirm you want to delete the journal rule.

Delete the Secure Email Threat Defense Application from Azure

To delete the Secure Email Threat Defense application from Azure:

Go to portal.azure.com.

  1. Search for and select Enterprise applications.

  2. If you are using an older view in Azure, this may be called App registrations.

  3. Locate and select the Cisco Secure Email Threat Defense and/or Cisco Secure Email Threat Defense (Read Only) application.

  4. In the left pane, select Properties.

  5. Click the Delete button, then select Yes to confirm you want to delete the Secure Email Threat Defense app.