A keyed lock is a delaying control (D) because it physically slows down or impedes unauthorized access to a facility, giving security personnel more time to respond.
Avoidant controls (A) prevent risk by eliminating it.
Responsive controls (B) act after an incident occurs.
Corrective controls (C) fix or restore systems after an incident.
GICSP emphasizes physical delaying controls as part of defense-in-depth strategies.
[Reference:, , GICSP Official Study Guide, Domain: ICS Security Governance & Compliance, , GICSP Training on Physical Security Controls]
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