Physical Security Principles

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Abstract The contents of this paper will illustrate and assess the different principles of security and the important roles they play, with keeping our infrastructure secure and minimizing the risk that our sensitive sites are exposed to. In addition this paper will discuss how these principles control access to authorized personnel while preventing unwanted intrusions by unauthorized personnel. In addition I will identify, illustrate and provide facts to support why if these principles are combined and utilized by qualified personnel how they can be an effective deterrent to intruders. I believe that these principles used singularly are effective but offers more protection if they are used in tandem with each other or in a multi layered security approach. Physical Security Principles The evolution of physical security has brought about numerous changes to the way security professionals think about security. In the past people associated physical security with a fenced facility with a guard at the entrance to act as a deterrent or to verify identification of persons wishing to enter the facility. This approach to physical security was appropriate in the past but has since changed because of the changing of the security dynamics. In this new world order in which we currently live where the threat of terrorism is prevalent, security professionals are forced to become engaged in physical security on a different level than they were historically. The new world order has forced security personnel to become engaged in conducting a one hundred percent assessment of their physical plant and developing a plan and instituting procedures that are going provide better protection for the physical plant against unwanted intrusions and terrorists attacks. Building Security Building Security has evolved to the point where security plans for new

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