Using GAT+ an admin can find any document from the domain that contains sensitive data
This allows an admin to perform a search in Google drive for all users of your domain in a bulk.
To find the files that contain sensitive information please use the following steps.
In GAT+ open Drive audit then select File Content Search
File Content Search allows an admin to perform a search in all users drive and search for a specific query that contains sensitive information.
In the query field add the term you need to search for, select where to search (user/group/org.unit) to narrow it down.
For this use-case search in all of your domain by adding “/” to search domain-wide.
More search tips can be found from the right side of the query section.
When the result is displayed you can see all the files that contain the searched term.
An admin can remove the sharing permissions on the found files.
Using Unlock feature different actions can be taken such as changing ownership and adding additional permissions.