Domain Group Backup Operators
When you add a user to a group the user receives all the user rights that are assigned to the group and all the permissions that are assigned to the group for any shared resources.
Domain group backup operators. For example a member of the backup operators group has the right to perform backup operations for all domain controllers in the domain. Active directory has several levels of administration beyond the domain admins group. In a previous post i explored. I read a little bit about the restricted users in gpos so i using restricted users i added the domain users group to every computers local backup operators group.
Securing domain controllers to improve. In the details pane double click backup operators. Beyond domain admins domain controller ad administration. On the backup operators properties dialog box click add.
By default the only member is the domain users group. By default the group has no members. When backing up the shadow copy components of a dc you are backing up all ad components. Backup operators can back up and restore all files on a computer regardless of the permissions that protect those files.
For more information see permissions required for the windows file system agent. Backup operators also can log on to the computer and shut it down. I have known people use the local system account without issue but if you are backing up to disk and want to do a grt backup of ad then it requires a domain admin account as it needs to access every component of ad during the backup and more importantly during a restore. By sean metcalf in activedirectorysecurity microsoft security technical reference.
You can add a user to the backup operators group to grant them permissions to perform backup operations on a domain controller. Backup operators can back up and restore all files on a computer regardless of the permissions that protect those files. On the select users or groups dialog box next to name type the domain and user name of the person you want to make a backup operator type the domain name first then a backslash then the user name. By default the group has no members.
Allow log on locally.