S. Department of Defense (DOD) uses over two million computers and more than ten thousand local area networks, most of which are linked to, and vulnerable to attack from, users of the larger Internet. (2008, p. 276)

These increasing threats correspond to the growing reliance on information systems to manage the entire spectrum of modern commerce and energy resources, making the disruption of a single element in the integrated system a potential threat to the remaining components that can result in a massive disruption to a nation's economy (Jurich, 2008). Certainly, these types of trends were witnessed in a similar fashion when terrorists flew jet airliners into the World Trade Center and Pentagon in 2001, and the national economy of the United States suffered to the extent that it is still recovering. As Jurich points out, "The push towards greater reliance on information technologies in fields including energy, communications, industry,...
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