AirCrack: One of the most popular hacking tools, AirCrack can be used for WEP and WPA cracking.To hack this protocol below are the hacking tools used and these tools are used wirelessly so. So now we got WPA, an evolved and more secure version. WEP is the earlier one, it is one weak ass protocol that can be hacked within minutes. The above to are the basic security protocols for Wifi-Lan.