8.4. Physical Security

Much of this book has focused on technical issues in security and their technical solutions: firewalls, encryption techniques, and more. But many threats to security involve human or natural disasters, events that should also be addressed in the security plan. For this reason, in this section we consider how to cope with the nontechnical things that can go wrong. There are two pieces to the process of dealing with nontechnical problems: preventing things that can be prevented and recovering from the things that cannot be prevented. Physical security is the term used to describe protection needed outside the computer system. Typical physical security controls include guards, locks, and fences to deter direct attacks. In ...

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