What OS does ophcrack use?
Ophcrack works on LAN Manager (LM) and NT LAN Manager (NTLM) hashes, and has rainbow tables available for cracking Windows XP and Windows Vista passwords. It comes with a slick GUI and runs on Windows, Linux/Unix, Mac OS X, or from a bootable LiveCD.
Does ophcrack work on 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.
How do rainbow tables work?
Rainbow tables are tables of reversed hashes used to crack password hashes. When a computer user enters a password, the system hashes the password and compares it to the stored hash. If the hashes match, the user is given access. Rainbow tables use precomputed hashes in an attempt to recover the prehashed password.
What is ophcrack CD?
Ophcrack LiveCD is a specialist SliTaz-based live CD containing Ophcrack, an open source Windows password cracker that uses rainbow tables.
Are rainbow tables obsolete?
From a modern password cracking threat perspective though, rainbow tables are mostly obsolete, and that’s not only due to the previously mentioned commonality of password salting that makes them ineffective. They have also long since been replaced by more advanced, powerful practices less hampered by limitations.
Why is it called rainbow table?
The reason they’re called Rainbow Tables is because each column uses a different reduction function. If each reduction function was a different color, and you have starting plaintexts at the top and final hashes at the bottom, it would look like a rainbow (a very vertically long and thin one).
What versions of Windows does Ophcrack LiveCD support?
Windows 2000, XP, Vista, 7, 8 and 10 are supported. The latest version of ophcrack LiveCD is 3.6.0 (including ophcrack 3.6.0). There are three versions available: » ophcrack XP LiveCD: cracks LM hashes (Windows XP and earlier) » ophcrack Vista LiveCD: cracks NT hashes (Windows Vista and 7)
How many tests are there in RainbowCrack?
Two figures below are based on log files of 380 tests. Each test uses hashes of randomly generated plaintexts. “Hash Cracking Performance” equals to “Key Space of Rainbow Table” divide by “Hash Cracking Time”. All rainbow tables in this page can be generated with RainbowCrack software. Actual commands are listed below.
What is Ophcrack and how does it work?
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.
