What is Meant by Mandatory Access Control ( Mac)??

Mandatory Access Control (MAC)

NIST SP 800192 under Mandatory access control MAC A means of restricting access to system resources based on the sensitivity as represented by a label of the information contained in the system resource and the formal authorization i.e., clearance of users to access information of such sensitivity.

What is Meant by Mandatory Access Control MAC?

Mandatory access control is a method of limiting access to resources based on the sensitivity of the information that the resource contains and the authorization of the user to access information with that level of sensitivity.

What is Mandatory Based Access Control?

Mandatory Access Control MAC is systemenforced access control based on a subjects clearance and an objects labels. Subjects and Objects have clearances and labels, respectively, such as confidential, secret, and top secret.

Why is Access Control Mandatory?

Mandatory access control MAC is a model of access control where the operating system provides users with access based on data confidentiality and user clearance levels. In this model, access is granted on a need to know basis: users have to prove a need for information before gaining access.

How does the Mandatory Access Control MAC Ensure Data Integrity and Data Confidentiality?

Mandatory Access Control uses a hierarchical approach: Each object in a file system is assigned a security level, based on the sensitivity of the data. When a user tries to access a resource, the system automatically checks whether or not they are allowed access.