ophcrack: ophcrack (Windows password cracker) ophcrack: ophcrack: Ophcrack is a free Windows password cracker based on rainbow tables. ophcrack: It is a very efficient implementation of rainbow tables done by the ophcrack: inventors of the method. It comes with a Graphical User Interface and ophcrack: runs on multiple platforms. ophcrack: ophcrack: 3.4 adds support for XP flash and Vista eight XL tables. ophcrack: ophcrack: Homepage: http://ophcrack.sourceforge.net/ ophcrack: