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Networking The Complete Reference, Third Edition by Bobbi Sandberg

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CHAPTER

24 Wireless Security

With today’s proliferation of wireless appliances, it is essential that networks be protected from unauthorized access. With the many mobile devices used today, network security is more important than ever. A wireless network is one that uses high-frequency radio signals to send and receive information instead of cables that connect various appliances to each other. The devices can range from printers to laptops and from tablets to file servers.

The technology available today makes it possible for businesses to allow employee access from anyplace within their network area or from any Wi-Fi hotspot. Note that Wi-Fi has been defined in various ways, among them wireless fidelity or wireless Internet. Wi-Fi, based on ...

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