Wireless networks (WLAN) are very popular nowdays, as they allow mobility within wireless network range and wireless connection of end devices. That offers the possibility to make use of network services and Internet almost everywhere and to exploit data and voice communication.
Advantages of wireless communication present also high security risks resulting from the accessibility to radio signal within wireless network range. For this reason, the security of wireless connection is an actual topic.
WLAN security involves these important tasks:
It is necessary to notice that almost all types of attacks in WLAN networks are performed from the internal network.