Privileges are assigned by DAC based on the user and their access groups. A DAC model allows a specific group or identity to access every object in a system. Once a user has been granted access to an object they can grant access to other users as needed. Mandatory Access Control (MAC) ...
Mandatory access control (MAC)systems enforce centrally defined access control policies across all users. MAC systems are less granular than RBAC and ABAC, and access is typically based on set clearance levels or trust scores. Many operating systems use MAC to control program access to sensitive sy...