Add a whitelist option to ATP Safe Links
In Microsoft ATP Safe links, currently you can only block specific URLs from within a message.
It would be much safer to offer an option to block * EXCEPT those url's that are in a whitelist of URLs.
This would greatly increase the security and benefit of ATP Safe links (essentially allowing an admin to block ALL email links (or the list of), excluding those that are whitelisted.
Currently there is no way to "whitelist" a set of URLs and block all.