How to Crack Wep/Wpa1

Topics: File system, Wired Equivalent Privacy, Default judgment Pages: 2 (555 words) Published: September 26, 2008
How to Crack WEP/WPA1

NOTE: This documentation is not to be used for how to hack into other peoples networks, but to show you how WEP and WPA1 is insecure within your own network. Remember, breaking into other peoples networks is against the law!

Setup Steps

1.Use files included in this torrent and skip the rest of these steps, or download them manually at the following: 2.Read Aircrack documentation at http://www.cr0.net:8040/code/network/aircrack/. 3.Download the Aircrack and Airodump in ZIP form from http://100h.org/wlan/aircrack/. Unzip into a folder called c:\crack. 4.Download the cvgwin1.zip file from http://100h.org/wlan/aircrack/ and unzip it into the same folder as Aircrack. 5.Download MSVCR70.dll from http://www.dll-files.com/dllindex/dll-files.shtml?msvcr70 and unzip it into the same folder as Aircrack. 6.Download a wordlist (for WPA dictionary attack) from http://ftp.se.kde.org/pub/security/tools/net/Openwall/wordlists/. Unzip it with WinZIP (windows built in ZIP won’t work) and place it in the same folder as Aircrack. 7.Download the Atheros WLAN driver from http://100h.org/wlan/winxp/Atheros3.0.zip. Unzip it to a folder called c:\Atheros 8.Download the two PEEK files (in ZIP form) from http://100h.org/wlan/winxp/Peek.zip. Unzip them and put them in the same directory as aircrack. 9.Insert card (Atheros compatible). When prompted for the driver, point it to the c:\Atheros directory.

WEP Cracking Steps

1.Run c:\crack\aircrack-2.22\win32\airodump.
2.Gather only IV’s.
3.Gather at least 100,000 IV’s for 64/40 bit WEP (300,000 is recommended). Gather 1,000,000 IV’s for 128/104 bit WEP (2,000,000 may be required). 4.Once you have gathered this, run aircrack. You can just drag and drop the IV file onto aircrack and run with the defaults or you can run from the command line to tweak the fudge factor. a.By default, this parameter is set to 2 for 104-bit WEP and to 5 for 40-bit WEP. Specify a higher value to increase the...
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