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The first section of this book covers the fundamentals of wireless communication without regard to a particular standard. The historical motivations for wireless communication and the unique problems it has presented toward privacy and security are discussed.
The first chapter in the overview section presents the early motivations for wireless communication, as well as the security risks it can impose on businesses. A brief history of wireless technologies is given, as well as a summary of advances in wireless security. An introduction to the regulatory agencies governing the RF spectrum is also provided.
Chapter 2 covers the fundamentals of any RF-based communication system. It also includes detailed explanations of technical terms such as gain, efficiency, and antenna polarization. Once these concepts are explained, various flavors of the 802.11 standard (.11b, .11g, and so on) are described.
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