CISSP – Information Systems Security Management Professional (ISSMP) — Question 11
Which of the following are examples of physical controls used to prevent unauthorized access to sensitive materials?
Answer options
- A. Thermal alarm systems
- B. Closed circuit cameras
- C. Encryption
- D. Security Guards
Correct answer: A, B, D
Explanation
The correct answers, A, B, and D, represent physical controls that can be used to deter unauthorized access. Thermal alarm systems and closed circuit cameras provide monitoring and alerting capabilities, while security guards offer a human presence to enforce access control. Option C, encryption, is a logical control rather than a physical one, as it protects data through technology rather than restricting physical access.