Ophcrack Windows 10 Complete Setup Download [100% Tested] Ophcrack Windows 10 is a free open source (GPL licensed) program that cracks Windows log-in passwords by using LM hashes through rainbow tables. The program includes the ability to import the hashes from a variety of formats. Ophcrack including dumping directly from the SAM files of Windows. On most computers. Ophcrack can crack most passwords within a few