To limit the license consumption and security inspection to a specific group after activating the SaaS application:

1. Go to Security Settings > SaaS Applications.

2. Click Configure for Office 365 Mail or Gmail.

3. In the Configure Office 365 Mail Security pop-up, click Configure groups filter.

   

4. Select a group selection.

   1. All organization - Licenses will be assigned automatically to your user mailboxes.

   2. Specific group - Enter the name of the group in Office 365 or Google Workspace containing the user mailboxes or groups of user mailboxes you wish to protect with Email Security.

5. Click OK.