Users' Rights and Permissions

C.

Access control helps an organization implement effective access control.

They ensure that users have the rights and permissions they need to perform their jobs, and no more.

It includes principles such as least privilege and separation of duties.

Incorrect Answers: A: System and Communications protection control is a large group of controls that cover many aspects of protecting systems and communication channels.

Denial of service protection and boundary protection controls are included.

Transmission integrity and confidentiality controls are also included.

B: Audit and Accountability control helps an organization implement an effective audit program.

It provides details on how to determine what to audit.

It provides details on how to protect the audit logs.

It also includes information on using audit logs for non-repudiation.

D: Identification and Authentication control cover different practices to identify and authenticate users.

Each user should be uniquely identified.

In other words, each user has one account.

This account is only used by one user.

Similarly, device identifiers uniquely identify devices on the network.

The control that is used to ensure that users have the rights and permissions they need to perform their jobs, and no more is Access Control.

Access Control is the process of granting or denying specific permissions and privileges to users, based on their roles, responsibilities, and job functions. Access controls are implemented to prevent unauthorized access, modification, or disclosure of sensitive data and resources. Access controls can be implemented at various levels, including the physical, logical, and administrative levels.

The purpose of access control is to ensure that only authorized individuals or processes can access or modify sensitive data and resources. Access control involves several components, including identification and authentication, authorization, and accountability.

Identification and authentication are used to verify the identity of users and their credentials, such as usernames, passwords, or biometric data. Authorization is used to grant or deny access to specific resources, based on the user's identity, role, and permissions. Accountability is used to monitor and audit access activities, to detect and prevent security breaches or policy violations.

Access controls can be implemented using various methods, such as role-based access control (RBAC), mandatory access control (MAC), discretionary access control (DAC), and attribute-based access control (ABAC). The choice of access control method depends on the nature of the system, the level of security required, and the organizational policies and regulations.

In summary, Access Control is the control that is used to ensure that users have the rights and permissions they need to perform their jobs, and no more. Access Control involves several components, including identification and authentication, authorization, and accountability, and can be implemented using various methods, depending on the system's nature and level of security required.