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CISSP For Dummies, 4th Edition by Peter Gregory, Lawrence Miller

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Bringing It All Together

After you understand the various threats to physical security and the tools and countermeasures available, consider where these controls may need to be implemented in your organization.

At the organization’s perimeter, which may include adjacent buildings or grounds, parking lots, and possibly a moat — well, that’s a stretch — physical security threats may include fire, water, vibration and movement, severe weather, sabotage and vandalism, and loss of communications or utilities.

And, of course, you were involved in the initial site selection and facility design planning when your building was built so you have no problem securing the perimeter, right? Well, for the other 99 percent of people who weren’t so fortunate and have to address physical security in a preexisting location and facility, begin by assessing which threats are most relevant — and how to mitigate associated risks. Consider recommending physical security controls at the perimeter, such as fencing, security guards, dogs, surveillance, and alarms, when applicable. If these controls already exist, ensure that they’re adequate and assessed regularly. If physical security isn’t part of your responsibility, ensure that you have a good working relationship with whoever is responsible. Know who to call in an emergency (fire, police, and utilities) and don’t be a stranger — establish working relationships with these professionals before you need their help! Recommend appropriate security technologies ...

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