coWPAtty: WPA/WPA2-PSK dictionary attack
coWPAtty performs an offline dictionary attack against WPA/WPA2 pre-shared keys, deriving the pairwise master key with PBKDF2 and comparing it to a captured handshake. Current source, including precomputed-hash support, is on GitHub.
Note. Dual-use security tool. Use only against networks you are authorized to test.
Current source
This project is maintained on GitHub: https://github.com/joswr1ght/cowpatty