Everything You Need to Know about Ophcrack

/ Posted by Ruby Johnson to Windows Password

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Forgetting the password to your Windows account is a common issue. You may be faced with many Windows password recovery tools and Ophcrack is one of them. In this post we cover on Ophcrack and let you know the most concerned issues about Ophcrack.

Part 1: What is Ophcrack

Ophcrcack is based on rainbow tables and a popular Windows password cracker freeware. It provides the free tables for Windows 7, Vista, and XP to crack lost password for these Windows version s. And with a Graphical User Interface, the free Windows password recovery software runs on multiple platforms, including Windows, Unix, Linux, Mac OS X.

Ophcrack can crack password within minutes but can take time also depending on the password strength, for example "1234567" will take less time than "wuntsg256". The free version of Ophcrack comes with a table which can break password not more than 14 characters using only alpha numeric characters. Ophcrack uses Brute Force method to crack password.

Part 2: Pros and Cons of Ophcrack

Before you use Ophcrack, you need to have more knowledge about what Ophcrack can or can not do, so that you can choose according to your practical situation. The following lists the pros and cons of Ophcrack.


  • It is freely available for downloading online.
  • Passwords are recovered automatically using LiveCD methond.
  • No software installation is necessary to recover passwords.
  • No knowledge of any existing passwords is necessary.
  • Ophcrack works not only with Windows, but also with Mac and Linux.


  • 649MB / 425MB LiveCD ISO image must be downloaded.
  • LiveCD ISO image must be burned to a disc or USB device before being used.
  • Passwords longer than 14 characters can't be recovered.
  • Some antivirus programs mistakenly identify Ophcrack as a Trojan or virus.
  • Unable to work on Windows 10, 8.1, 8.

Note: If you lost Windows 8, 8.1, 10 password, or a Microsoft account password, you'd better turn to another Windows Password Recovery Tool.

Part 3: How to Use Ophcrack to Crack Windows Password

Cracking a Windows password with Ophcrack with the use of rainbow tables is relatively easy, if you take the right steps and if the computer can boot from a disc. Mainly 4 steps are needed to walk you through the entire process of using Ophcrack LiveCD to recover your password, including getting the software on a disc or flash drive. If you are worried about the process, it might help to take a look at the entire step-by-step guide.
See how to free recover Windows password using Ophcrack.

Part 4: Troubleshoot Ophcrack

Many Ophcrack users feedback that Ophcrack has many problems, for example, it often crashes suddenly. Some others report that Ophcrack Window 7 no tables found. Even though Ophcrack claims to have a recovery rate of 90%, it also has the possibility of unable to find password. For these issues, you'd better turn to an Ophcrack alternative for help.

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