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Foundations of Information Security by Jason Andress

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9PHYSICAL SECURITY

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In this chapter, I’ll discuss physical security, which is the set of security measures that we put in place to protect our people, equipment, and facilities. In most places, you’ll find physical security measures such as locks, fences, cameras, guards, and lighting. In higher-security environments, you might also notice iris scanners, mantraps (an access control that requires you to step through two locking doors to enter a building, similar to a phone booth with two entrances), or identification badges equipped to store certificates.

Physical security involves the protection of three main categories of assets: people, equipment, ...

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