Ophcrack is a freeware open-source app capable of finding Windows passwords. It is using LM hashes through the rainbow table, and it is a great implementation of these tables done by the inventors.
This tool can bring in the hashes from multiple formats, like downloading them from Windows’s SAM files. It features a graphical user interface and can be used on various OS.
Ophcrack has the power to discover the passwords in just a few minutes for most PC. Developers provide for free the rainbow tables for LM hashes of alphanumeric passwords.
Quick tips for Ophcrack and password management solutions
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Don’t hesitate to visit our Password Recovery section to learn more about Ophcrack or other similar software tools used to manage or retrieve a lost password.