Why Ophcrack could reset Windows 7 password? Because rainbow tables are included in Ophcrack, when it begins to reset Windows password, tables should appear. But now there is no tables found during Windows 7 password reset with Ophcrack, how should we do?
Install Ophcrack to USB – Windows Password Cracker Create a Ophcrack USB Flash Drive: Ophcrack is a free Windows Password Cracker or Windows Login Password Recovery tool that uses rainbow tables to retrieve Windows login passwords from password hashes.
Follow the below to do:
1. Check whether there are tables directory in Windows 7 boot ophcrack CD
Actually, after you burned Ophcrack ISO file into CD, two directories have to be verified stored on the CD, boot and tables. If one of them is not there, Windows password would not be reset with Ophcrack.
2. Get the rainbow tables from Ophcrack website
If you couldn't find tables in Ophcrack boot disc, get rainbow tables from Ophcrack website. Load them onto a USB and run them from there.
There are different kinds of rainbow tables provided by Ophcrack, free or needed to pay. Choose the one available for your computer. And download it directly or buy it. From the password recovery success rate of rainbow tables, we could see not all of rainbow tables could reset any kind of Windows password at any time. Its recovery rate is between 96% and 99.9%.
3. Select effective Windows password recovery tool instead
Ophcrack is one of the best free Windows password recovery tools. But the disadvantages of Ophcrack, such as low password recovery rate usually make Windows password recovery failed. For example, you will be probably prompted with 'no tables found' when trying to reset Windows password with Ophcrack. This is discouraged but don't be worried.
More powerful Windows password recovery tool could work instead of it when you face the issue. Just select one of them, Windows Password Genius. And you could take it for Windows password recovery on all Windows operating systems.
You can take it to create password reset disk with bootable USB drive or CD/DVD-ROM. And insert password reset disk into locked computer. Then set computer from boot it and reset user account password in iSunshare Windows password recovery program.
Tips:
If you don't want to try any software to reset Windows password, it's recommended to create more local administrators and Windows password reste disk for it when computer is accessible. Then when you are locked out of computer, even no ophcrack or windows password recovery tool, password reset disk or available administrator could help to reset Windows password without any software.
Related Articles:
- How to Use Ophcrack on Windows 7 Password Reset
When I launch Ophcrack Live CD on the computer, it boots up and says “No Tables Found”. However, when I look at the contents of the CD, tables are there. Any suggestions?
Ophcrack is a free Linux Live CD that cracks Windows login passwords by using LM/NT hashes through rainbow tables. The most common issue you may experience with Ophcrack is “Tables not found” or “No tables found”. In this tutorial we’ll show you how to manually install rainbow tables into Ophcrack Live CD.
Tips:A rainbow table is just a large database of precomputed hashes for a comprehensive set of passwords. But there are no guarantees Ophcrack will find a match for your password.
Ophcrack No Tables Found? How to Install?
Before getting started, browse to the Ophcrack Live CD you created and check if the “tables” directory is empty. If it’s empty, you need to download the rainbow tables from Ophcrack website. Unzip it and copy the contents to a USB thumb drive. Follow these steps to install rainbow tables into Ophcrack:
- When you see the warning “No tables found“, press Enter key as the screen indicates.
- Select “Ophcrack (Run Ophcrack QT graphical interface)” from the options that come up, and press OK.
- When Ophcrack launches, click on the Tables button in the toobar. In the popup window, you might see no tables are installed. Click the Install button at the bottom.
- Browse to the rainbow table directory located in your CD or the USB thumb drive, and then click the Choose button.
- In the Table Selection dialog, you should see your table was installed on disk. Click OK.
- Now you can load the SAM hive into Ophcrack, and click the Crack button to recover your password.