SlackBuildsOrg/network/cowpatty
..
cowpatty.info
cowpatty.SlackBuild
README
slack-desc

Cowpatty is an implementation of an offline dictionary attack against
WPA/WPA2 networks using PSK-based authentication. Cowpatty can carry
out an accelerated attack if a precomputed hash table for the target
SSID is available.

The package contains a small dictionary file and sample capture files.