Gilbert Held is an internationally known award-winning author and teacher with over 30 years experience in managing communications networks.

• Preface. Acknowledgements.Chapter 1. Introduction to Wireless LANs.Chapter 2. Frame Formats and Basic Security Operation.Chapter 3. Understanding Wireless Signals.Chapter 4. Understanding WEP.Chapter 5. Security Risks and Countermeasures.Chapter 6. Proprietary Security Enhancement Techniques.Chapter 7. Standards Based Security.Appendix A: Wireless LAN Security Checklist.

"...an intelligent and thorough analysis, both using common sense and technical solutions..." (Information Security Bulletin, Dec 03) "...a publication that will be of a great use to wireless newcomers and intermediate readers..." (Help Net Security Review, 2004)"...very professional...structure is clear, logical and very well signposted...interesting, even if you're not a security expert..." (Communications Engineer, August/September 2004)

Gilbert Held is an internationally known award-winning author and teacher with over 30 years experience in managing communications networks.

• Preface. Acknowledgements.Chapter 1. Introduction to Wireless LANs.Chapter 2. Frame Formats and Basic Security Operation.Chapter 3. Understanding Wireless Signals.Chapter 4. Understanding WEP.Chapter 5. Security Risks and Countermeasures.Chapter 6. Proprietary Security Enhancement Techniques.Chapter 7. Standards Based Security.Appendix A: Wireless LAN Security Checklist.

"...an intelligent and thorough analysis, both using common sense and technical solutions..." (Information Security Bulletin, Dec 03) "...a publication that will be of a great use to wireless newcomers and intermediate readers..." (Help Net Security Review, 2004)"...very professional...structure is clear, logical and very well signposted...interesting, even if you're not a security expert..." (Communications Engineer, August/September 2004)

Gilbert Held is an internationally known award-winning author and teacher with over 30 years experience in managing communications networks.

• Preface. Acknowledgements.Chapter 1. Introduction to Wireless LANs.Chapter 2. Frame Formats and Basic Security Operation.Chapter 3. Understanding Wireless Signals.Chapter 4. Understanding WEP.Chapter 5. Security Risks and Countermeasures.Chapter 6. Proprietary Security Enhancement Techniques.Chapter 7. Standards Based Security.Appendix A: Wireless LAN Security Checklist.

"...an intelligent and thorough analysis, both using common sense and technical solutions..." (Information Security Bulletin, Dec 03) "...a publication that will be of a great use to wireless newcomers and intermediate readers..." (Help Net Security Review, 2004)"...very professional...structure is clear, logical and very well signposted...interesting, even if you're not a security expert..." (Communications Engineer, August/September 2004)