WEP keys can be extracted from the alpha fighter game street encrypted traffic by merely capturing. traffic for awhile and then take the data home for offline cracking. 3 Boot Linux and Backtrack. Use your bootable CD/DVDs. Note that this operating system is not required to be installed on hard drive. That means whenever you shutdown the Backtrack, all your data will be lost. The flaws in WEP make it susceptible to various statistical cracking techniques. WEP uses RC4 for encryption, and RC4 requires that the. Wireless Network Authentication WEP WPA; How to Crack Wireless Networks; How to Secure. Cracking Wireless network WEP/WPA keys. If you re trying to hack someone s wifi, a useful bit of software you may want to try is called Wireshark. Wireshark is a wifi packet sniffer, which is an essential step in actually breaking into someone s wireless system. How To: Hack a 64 bit WiFi wireless network using Ubuntu v. Sniffing: Intercepting packets in order to get the data necessary to perform an attack. Attacking: Employ brute-force password cracking. Enter the following command: "airodump-ng wlan0" (without quot;s). You should get three things: BSSID Channel ESSID (AP Name) Here's what the tutorial case turned up: BSSID F:E. Channel number 1 ESSID (AP Name)Suleman 10 Enter the following command. 1 Use Linux. Windows cannot sniff WEP packets, but you can use a bootable CD of Linux. 2 Get a packet-sniffing program. Backtrack is a commonly-used option. Download the iso image and burn it on a bootable CD/DVD. Aircrack is the most popular and widely-known wireless password cracking tool. It is used as 802.11 WEP and WPA-PSK keys cracking tool. Simple sniffing and cracking. Discovering Networks. Sniffing IVs. Cracking. WEP Crack tutorial covers the actual aircrack-ng steps in much more detail. If you ve got enough IVs captured in one or more file, you can try to crack the WEP key. 7. Wait for the Linux command terminal to open. 8 View your WLAN type. Enter the following command: "airmon-ng" (without quot;s). You should see something like wlan0 beneath Interface. 9 Get all the required information for the access point. 4 Select a start-up option. The following Backtrack screen will show after booting. Change the option with the up and down arrow keys and select one. This tutorial will use the first option. This one will use the example information above, but you should plug in your own. Command: "airodump-ng -w wep -c 1 - bssid F:E wlan0" (without quot;s). 11 Allow setup to start. 12 Open a new terminal window. Note: This post demonstrates how to crack WEP passwords, an older. guide to cracking a Wi-Fi network s WPA password with Reaver instead.