Download Ophcrack 3.3.1

Ophcrack is a free, open source program that cracks Windows passwords by using LM hashes through rainbow tables. The program includes the ability to import the hashes from a variety of formats, including dumping directly from the SAM files of Windows. On most computers, ophcrack can crack most passwords within a few minutes.

By default, ophcrack is bundled with tables that allows it to crack passwords no longer than 14 characters using only alphanumeric characters.