Wireless Local Area Networks (WLANs) are common now-a-days and a lot of sensitive information goes through them. This paper illustrates some key recent developments in the area of wireless networking. It also illustrates the key concepts of security, wireless networks and security over wireless networks. Wireless security is demonstrated by explaining the main specifications of the common security standards. This paper also provides information about latest development in wireless security network with standards like 802.11ac 802.11n WPA and WPA2.