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Design and Evaluation of Physical Protection Systems, 2nd Edition by Mary Lynn Garcia

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11

Access Delay

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An effective PPS requires that any malevolent act committed by an inside or outside adversary must be detected so that the response force, including on site guards, local police, and others, can interrupt the adversary's attack before the goal is achieved. Because it is usually not feasible to maintain a large enough guard force to place guards at all asset locations, some type of adversary delay is needed. After an adversary has been detected, delay elements will prevent completion of the malevolent act, provide delay until an adequate response force can arrive, or until additional remotely activated delay and response systems ...

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