What is ophcrack used for?
What is ophcrack used for?
Ophcrack is an extremely fast password cracker because it uses a special algorithm called rainbow tables. Brute-force cracking tools typically try thousands of combinations of letters, numbers and special characters each second, but cracking a password by attempting every conceivable combination can take hours or days.
Does ophcrack work for Windows 10?
Ophcrack is the most effective password cracking software that can help you recover Windows password quickly. It works with Windows 10, 8, 7, Vista and XP.
Who created ophcrack?

Cedric Tissieres Philippe Oechslin
Starting with version 3.7….Ophcrack.
Developer(s) | Cedric Tissieres Philippe Oechslin Objectif Sécurité |
---|---|
Operating system | Microsoft Windows, Linux, macOS |
Available in | English |
Type | Password cracking |
License | GNU General Public License |
What is Medusa brute-force?
Medusa is a speedy, parallel, and modular, login brute-forcer. The goal of medusa is to brute-force credentials in as many protocols as possible which eventually lead to remote code execution.
How do I use Ophcrack?
Click on the Crack button to start the cracking process. You’ll see the progress of the cracking process in the bottom boxes of the ophcrack window. When a password is found, it will be displayed in the NT Pwd field. You can then save the results of a cracking session at any time with the Save button.

Who is Objectif Sécurité?
Founded by well-known professionals in the field, Objectif Sécurité comprises a team of recognized consultants whose expertise and experience is associated with a thorough knowledge of the constraints and challenges faced by modern companies. Audit: penetration testing, code review, …
How do I change the number of threads running on Ophcrack?
Run ophcrack and set the number of threads under the Preferences tab to the number of cores of the computer running ophcrack plus one.For example, for an old processor set the number of threads to 2, for a Core 2 Duo to 3 and for a Core 2 Quad to 5. If you change this value, you have to exit ophcrack and to restart it in order to save the change.