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Ophcrack
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What is ophcrack?

Ophcrack is a free Windows password cracker based on rainbow tables. It is a very efficient implementation of rainbow tables done by the inventors of the method. It comes with a Graphical User Interface and runs on multiple platforms.

Features:

  • Runs on Windows, Linux/Unix, Mac OS X, ...
  • Cracks LM and NTLM hashes.
  • Free tables available for Windows XP and Vista/7.
  • Brute-force module for simple passwords.
  • Audit mode and CSV export.
  • Real-time graphs to analyze the passwords.
  • LiveCD available to simplify the cracking.
  • Dumps and loads hashes from encrypted SAM recovered from a Windows partition.
  • Free and open source software (GPL).