Which of the following is an example of a physical security control?

The correct answer is C. Access control system. An access control system - such as a keycard reader, badge scanner, or biometric door lock - is a physical security control because it governs physical entry to a location or facility. Firewalls (A) are logical/technical controls that filter network traffic. Encryption (D) is a…

Security Principles

Question

Options

AFirewall
BNone of the above
CAccess control system
DEncryption

How the community answered

(30 responses)

B
3% (1)
C
93% (28)
D
3% (1)

Explanation

An access control system - such as a keycard reader, badge scanner, or biometric door lock - is a physical security control because it governs physical entry to a location or facility. Firewalls (A) are logical/technical controls that filter network traffic. Encryption (D) is a logical control protecting data confidentiality. Physical controls protect the tangible environment: buildings, server rooms, hardware, and personnel. Access control systems directly prevent unauthorized individuals from physically entering protected spaces.

Topics

#Physical Security#Security Controls#Access Control

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