The Inner & Outer Circle Relationship: Access Control

Circles of Security Circles of Security constitute one of the most important ideas in preventive security. This concept, which is most commonly applied to facilities and campuses, draws two general circles around the asset or property in question – the Inner Circle and the Outer Circle. The Inner Circle can be defined as the property that’s being protected,...
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The Outer Circle – Disrupting and Mitigating Hostile Surveillance

When considering the various strategies that can be employed against hostile surveillance, one of the most important distinctions to be made, right off the bat, is whether the strategy requires highly trained, covert operatives for its execution, or whether it can be performed by more conventional, overt security officers.

In my last Read more