This is the first book to introduce the full spectrum of security and risks and their management. Author and field expert Bruce Newsome helps readers learn how to understand, analyze, assess, control, and generally manage security and risks from the personal to the operational. They will develop the practical knowledge and skills they need, including analytical skills, basic mathematical methods for calculating risk in different ways, and more artistic skills in making judgments and decisions about which risks to control and how to control them.

Hazards, Threats, and Contributors

Hazards, threats, and contributors

This chapter explains what is meant by the sources of risk, clarifies the differences between a source and its causes, defines hazards in general, and describes how threats differ from hazards. The following section describes how hazards are activated, controlled, and assessed. Sections then explain how to assess hazards and threats, the sources of positive risks (primarily contributors), and categorize hazards, threats, and contributors.

The Sources and Causes of Risk


Hazards and threats are the sources of negative risk. As shown in sections below, the hazard and threat are different states of the same thing: The hazard is the source in a harmless state (such as a river remote to you), and the threat is the source in a ...

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