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John the Ripper is a fast password cracker intended primarily for use by systems administrators to detect and eliminate weak user passwords of Unix-like and Windows systems. John the Ripper Pro for Mac OS X features a native package (dmg), universal binary, support for SSE2 and AltiVec acceleration (on Intel and PowerPC, respectively), a large multilingual wordlist, and revised documentation.
Full Specifications
What's new in version 1.7.2
General
ReleaseAugust 26, 2008
Date AddedMarch 19, 2007
Version1.7.2
Operating Systems
Operating SystemsMac OS X 10.4 PPC, Mac OS X 10.5 PPC, Macintosh, Mac OS X 10.3.9, Mac OS X 10.4 Intel, Mac OS X 10.3, Mac OS X 10.5 Intel, Mac OS X 10.2
Additional RequirementsNo special requirements. 60 MB of free disk space for the dmg file and installed application.