Stewart Miller 
Wi-Fi Security [PDF ebook] 

By following this resource, corporations can go wireless and still protect mission-critical data. Top corporate security consultant Stewart Miller covers security for Windows, Linux, Macs, Palms, and other PDAs and shows how to prevent breaches caused by weak encryption protocols.* Review security approaches for the different standards currently competing for the U.S. market* Addresses data compromise, unauthorized access, and denial of service–all critical to WLAN users* Covers the 802.11 IEEE standard in regards to security, performance, and throughput* Discusses encryption and privacy through the WEP (Wired Equivalent Privacy) protocol