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

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Defining Disastrous Events

An amazing variety of disasters can beset an organization’s business operations. They fall into two main categories: natural and man-made.

After reading the following sections, you should no longer be skeptical about the need for Business Continuity Planning and Disaster Recovery Planning.

Regardless of whether a disaster is natural or man-made, a disaster can disrupt business operations. We discuss how in the section “How disasters affect businesses,” later in this chapter.

Natural disasters

In many cases, formal methodologies are used to predict the likelihood of a particular disaster. For example, 50-year flood plain is a term that you’ve probably heard to describe the maximum physical limits of a river flood that’s likely to occur once in a 50-year period. The likelihood of each of the following disasters depends greatly on local and regional geography:

check.png Fires and explosions

check.png Earthquakes

check.png Storms (snow, ice, hail, prolonged rain, wind, dust, solar)

check.png Floods

Hurricanes, typhoons, and cyclones

Volcanoes and lava flows

Tornadoes

Landslides

Avalanches

Tsunamis ...

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