This article shows the steps in configuring the Advanced Threat Protection (ATP) policy to be applied to All Users from the Cloud App Security (CAS) console.

To configure the policy to be applied to All Users, follow the steps below:

1. Login to the Cloud App Security (CAS) console.
2. Click on Advanced Threat Protection tab.
3. Turn off Default Exchange Online Policy ATP (Monitor Only), if enabled.
    

   This option is disabled by default.

    
4. Enable the Default Exchange Policy ATP, and click the policy.
5. Click General, and under the Selected Targets section, make sure that All Users / Groups is listed. Otherwise, tick on the checkbox for All Users/Groups to make sure this is the target for the policy.
    

   The Default Exchange Policy applies to all users of the company by default. Refer to the Online Help for additional information on Default ATP Policy and Default ATP policy (monitor only).

    
6. Click the Save button to save the changes.