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In below case we are using Kali Linux OS to mount the windows partition over it.

Once the file is copied we will decrypt the SAM file with SYSKEY and get the hashes for breaking the password. Windows does not allow users to copy the SAM file in another location so you have to use another OS to mount windows over it and copy the SAM file. During the boot time the hashes from the SAM file gets decrypted using SYSKEY and hashes is loaded in registry which is then used for authentication purpose, according to ethical hacking courses. This is what John the Ripper excels at.In windows, password is typically stored in SAM file in %SystemRoot%\system32\config. Windows uses the NTLM hash. But it’s not designed for occasional users who need to recover a password it’s a comprehensive tool for cracking a wide range of hash types. John the Ripper isn’t easy to get started with for a typical end user, as there are several steps that you’ll need to take to get it running. John the Ripper deserves its position as a must-have password cracking tool for system administrators. John the Ripper password cracker: Final verdict So, if you have a powerful GPU, Hashcat is typically faster than John the Ripper. But Hashcat has better support for using your graphics card (GPU) to crack passwords. Like John the Ripper, it runs from the command line, and can crack a massive list of password types.

One of John the Ripper’s closest competitors is Hashcat. It has a modern graphical interface, performs well, and can crack 13 different hash types, including LMHash, NTHash, MD5, and SHA variants. Alternatives to John the Ripper password crackerįor a Windows program for cracking password hashes, consider Hash Suite. The £73.11 package includes installation support by email for the first month, and the £150.36 package includes email support for a year.

You can browse queries and replies sent to the mailing list all the way back to 2005.įor more official support, you can opt for John the Ripper Pro. There are also several mailing lists for John the Ripper, which average around 30 to 40 emails per month. Though it’s aimed at intermediate users who are comfortable using the command line, all the steps that you need to take to get the software running are well laid out. John the Ripper has an excellent wiki, with step-by-step tutorials on how to build the software and use it to crack passwords.

The John the Ripper wiki has step-by-step tutorials on using the tool (Image credit: John the Ripper)