How to install John the Ripper CE
on openSUSE

John the Ripper CE

John the Ripper CE

Claudio André (claudioandre-br)
  • Claudio André (claudioandre-br)
  • Security

John the Ripper "Jumbo" password cracker

John the Ripper is a fast password cracker. Its primary purpose is to detect weak Unix passwords. Besides several crypt(3) password hash types, supported out of the box include fast built-in implementations of SHA-crypt and SunMD5, Windows NTLM (MD4-based) password hashes, various macOS and Mac OS X user password hashes, fast hashes such as raw MD5, SHA-1, SHA-256, and SHA-512, various SQL and LDAP server password hashes, as well as many non-hashes such as SSH private keys, S/Key skeykeys files, Kerberos TGTs, encrypted filesystems such as macOS .dmg files and "sparse bundles", encrypted archives such as ZIP, RAR, and 7z, encrypted document files such as PDF and Microsoft Office's - and these are just some examples.

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This version integrates lots of contributed patches, including GPU support, dynamic expressions, has fallback for CPU SIMD extensions and for OMP, moreover, has on device mask acceleration and prince mode available.

Details for John the Ripper CE

Last updated
14 May 2019

Enable snaps on openSUSE and install John the Ripper CE

Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.

Snaps are discoverable and installable from the Snap Store, an app store with an audience of millions.

Enable snapd

Snap can be installed from the command line on openSUSE Leap 42.3, Leap 15 and Tumbleweed.

You need first add the snappy repository from the terminal. Leap 15 users, for example, can do this with the following command:

Swap out openSUSE_Leap_15.0 for either openSUSE_Leap_42.3 or openSUSE_Tumbleweed if you’re using a different version of openSUSE.

With the repository added, import its GPG key:

Finally, upgrade the package cache to include the new snappy repository:

Snap can now be installed with the following:

You then need to either reboot, logout/login or source /etc/profile to have /snap/bin added to PATH. Additionally, enable and start both the snapd and the snapd.apparmor services with the following commands:

sudo systemctl enable snapd sudo systemctl start snapd

Tumbleweed users also need to run the following:

sudo systemctl enable snapd.apparmor sudo systemctl start snapd.apparmor

Install John the Ripper CE

To install John the Ripper CE, simply use the following command:

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