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WLANs are increasingly deployed throughout organizations to provide greater mobility, scalability, and productivity.
Securing WLANs has always been considered difficult because of the variety of available solutions with varying standards. Cisco, one of the pioneers and leaders in providing wireless networking technology, now offers comprehensive solutions to secure WLANs.
The chapter started with a brief introduction and overview of WLAN, providing details of various IEEE 802.11 protocol standards and details of various WLAN components.
The major portion of the chapter provided detailed sections of various WLAN security features that are available to secure WLANs. Features covered include SSID, MAC authentication, Client authentication (Open and Shared Key), Static WEP, WPA/WPA2, 802.1x, EAP methods, WLAN NAC, WLAN IPS, and IPsec VPN.
The chapter provided a comparison chart of various EAP methods and another table showing a list of common attacks and the EAP enhancements used to protect against known attacks.
The chapter concluded with an overview of the Cisco Unified Wireless Network solution that provides a comprehensive integrated security solution to protect WLANs.
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