This paper provides a survey of the different techniques that can be used to strengthen security in wireless local area networks (WLANs). The first generation of WLANs were deployed by small businesses and individuals at homes. The second generation of WLAN products are more secure than those of the first generation. Second generation broadband wireless networks are considered to be enterprise-level networks providing more capacity and coverage than first generation home-and small

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... small business-based WLANs. However, security remains the most critical area of concern in both first generation and second generation WLANs. In this paper, we provide a survey of second generation broadband WLANs technologies and focus on security techniques.