It implements the standard FMS attack along with some optimizations like KoreK attacks, thus making the attack much faster compared to other WEP cracking tools.

Aircrack is a set of tools for auditing, sniffing and cracking wireless networks.

Here are some key features of "Aircrack":

· Better documentation (wiki, manpages) and support (Forum, trac, IRC: #aircrack-ng on Freenode).
· More cards/drivers supported
· More OS and platforms supported
· New WEP attack: PTW
· WEP dictionnary attack
· Fragmentation attack
· Improved cracking speed
· Capture with multiple cards
· New tools: airtun-ng, packetforge-ng (improved arpforge), wesside-ng, easside-ng, airserv-ng, airolib-ng, airdriver-ng and airbase-ng
· Optimizations, other improvements and bug fixing

What's New in This Release: [ read full changelog ]

· airdrop-ng: New tool by TheX1le.
· airodump-ng, aircrack-ng, airdecap-ng, airbase-ng: Fixed buffer overflow in airodump-ng due to forged eapol frame.
· aircrack-ng: Fixed multicast detection (WPA handshake detection).
· airodump-ng: Added interaction (see wiki for the commands).
· airodump-ng: Fixed client time in netxml file.
· airtun-ng: Add WDS and bridge support.
· airbase-ng: automatically set privacy bit to 1 if WPA or WPA2 is used (-Z or -z option).
· airmon-ng: Updated iw URL for v0.9.19.
· airdriver-ng: Fixed link for madwifi-ng.
· aireplay-ng: Chopchop enhancement to not stop but wait on deauth packets.
· tkiptun-ng: Fixed segfault.
· wesside-ng: Fixed compilation bug with recent version of gcc.
· cygwin: Compiling sqlite isn't necessary anymore, libsqlite3-devel package can be used.
· osdep: Strict aliasing and x86_64 fix.
· osdep: Add tap support for Darwin/OS X. Still require tuntaposx from sourceforge to work.
· All: Fixed compilation on cygwin 1.7.
· All: Fixed compilation on recent version of OSX.
· manpages: Fixed aireplay-ng manpage for attack 0: not disassociation packets, deauth packets.
· manpages: Added the keys for interaction in airodump-ng.
· patches: Added regulatory domains override patches for atheros drivers (ath5k, ath9k and ar9170).
· patches: Added 2.6.32 patch for r8187 driver (ieee80211).
· Makefiles: Fixed make uninstall.