January 2021
Beginner
565 pages
19h 27m
English
Content preview from Fundamentals of Communications and Networking, 3rd Edition
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WLAN Security
An attacker doesn’t need physical access to the network to launch an attack, because wireless networks transmit data through the air. For example, an organization’s wireless network may be vulnerable to an attack from its parking lot by anyone with the ability to receive RF transmissions and the technology to intercept or insert signals. For this reason, those who transmit sensitive data over wireless networks need to take precautions, such as encryption, to protect their information assets.
It may seem like heresy to say so, but not all wireless networks need a high level of security. A common saying is, “You never can tell—and it all depends.” The need for security depends on the purpose of the network and the sensitivity ...
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