CGRC · Question #611
Colvine Tech implemented security cameras, door locks, and light bulbs to protect its systems from threats. What is the function of security cameras? Response:
The correct answer is B. detective control. Security cameras function as detective controls because their primary purpose is to observe and record events, allowing for post-incident analysis and identification of unauthorized activities. While they can also deter, their core role is detection.
Question
Colvine Tech implemented security cameras, door locks, and light bulbs to protect its systems from threats. What is the function of security cameras? Response:
Options
- Adeterrent control
- Bdetective control
- Cpreventive control
- Dcorrective control
How the community answered
(26 responses)- B88% (23)
- C4% (1)
- D8% (2)
Why each option
Security cameras function as detective controls because their primary purpose is to observe and record events, allowing for post-incident analysis and identification of unauthorized activities. While they can also deter, their core role is detection.
Deterrent controls discourage attacks before they happen (e.g., warning signs). While cameras can have a deterrent effect, their primary function is detection.
Security cameras primarily act as detective controls. Their main function is to monitor activities, record events, and provide evidence for investigation after a security incident has occurred. While their presence might deter some malicious actors, their inherent operational capability is to detect and document.
Preventive controls stop an attack from happening (e.g., door locks, firewalls). Security cameras do not prevent an attack from occurring.
Corrective controls are used to fix issues after an incident (e.g., backups, patching). Security cameras do not fix or recover from an incident; they provide information about it.
Concept tested: Types of security controls - Detective
Source: https://csrc.nist.gov/publications/detail/sp/800-53/rev-5/final
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