how do you setup Qurantine Reports and Release for group mails.
There is a group mail firstname.lastname@example.org. How do the User get the report and release the mail?
SFOS does not support Distribution List Digests.
You could look into CEMA, as it is supported there with AD Sync.
Please use Cloud is the worst answer the community like to hear.
There should be such features in SFOS, at least because of release links are not working without user portal login.
Really really bad.
You can discuss the feature set of your product with your local Sales teams, if you want.
via sales is not a good option, because it is not working.