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Diffstat (limited to 'system/john/README')
| -rw-r--r-- | system/john/README | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/system/john/README b/system/john/README index 01863b67ca79b..40b9ad639f6a8 100644 --- a/system/john/README +++ b/system/john/README @@ -1,22 +1,15 @@ -John the Ripper is a fast password cracker, currently available for many -flavors of Unix (11 are officially supported, not counting different -architectures), Windows, DOS, BeOS, and OpenVMS. Its primary purpose is to -detect weak Unix passwords. Besides several crypt(3) password hash types -most commonly found on various Unix flavors, supported out of the box are -Kerberos AFS and Windows NT/2000/XP/2003 LM hashes, plus several more with -contributed patches. +John the Ripper is a fast password cracker. Its primary purpose is to detect +weak passwords. Besides several crypt(3) password hash types most commonly +found on various Unix flavors, supported out of the box are Kerberos AFS and +Windows NT/2000/XP/2003 LM hashes, plus several more with contributed patches. -SlackBuild contain updated version of Ryan Lim's patch for john the -ripper to support MPI. MPI allows you to use multiple processors on a -single system, or a cluster of systems for cracking passwords using -john the ripper. You need in this case OpenMPI, also available from -the SlackBuilds.org repository. But the author of the program does not -recommend use any hacks for parallel processing (see in the bottom of page -http://www.openwall.com/lists/john-users/2005/08/24/4). Use it at own risk! +This script includes an option to apply Ryan Lim's patch for JTR to support +MPI. MPI allows you to use multiple processors on a system or even a cluster +of systems for cracking passwords using JTR. If you decide to apply this, you +will also need openmpi installed. JTR's author does not recommend using the +patch, so use it at your own risk - for more information, see this link: + http://www.openwall.com/lists/john-users/2005/08/24/4 +This script also contains an optional "jumbo" patch, which enables processing +of many password hash types and ciphers that are not otherwise supported. -Slackbuild contain also jambo patch. The jumbo patch enables processing -of many password hash types and ciphers that are not supported by the -official JtR. Both patches are disabled by default. - -Note this will not build in parallel, set MAKEFLAGS="-j1" if you have -problems.
\ No newline at end of file +Note this will not build in parallel; unset MAKEFLAGS if you have problems. |