The User Mailbox Security report displays a list of user mailboxes in your company that have non-standard permissions set.
The Data Table
You can add, remove or re-order these columns to display the information in a customised way.
This report can be filtered, allowing you to generate bespoke reports about the mailboxes in a particular Department, Country or any other category you choose.
As with all of the reports, this information can be customized, filtered and scheduled.