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Installing John The ripper on Linux machine

John the ripper is undoubtedly one of the best password cracking tool. People have been experiencing some problems with installing it. So here we bring out a tutorial on how to install the famous password cracker on a Linux machine.

This is the method to install and use john the ripper in fedora/ubuntu (and many other linux as well)..

1) Download john the ripper software

http://www.ziddu.com/download/6365223/jo…ar.gz.html

2) Extract it and then copy the text from

http://www.openwall.com/lists/john-users/2009/09/02/3

3) Save the copy text in john folder with john.patch.

4) Open terminal and go to john folder

cd Desktop/john-1.7.3.1

5) Now we have to patch our john software with following command

patch -Np1 -i john.patch

6) go to src folder

cd src

7) run this command

make linux-x86-sse2

8) cd .. and goto run folder cd run.

9) Run this commmand

./unshadow /etc/passwd /etc/shadow > filename

10) Finally run this command to crack password

./john filename

and here you have the ripper running. 
by hackiteasy

Go to our new site- shankee.com

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  1. Help Please. when i run "make linux-x86-sse2" i get "x86.S:1364:32-bit absolute addressing is not supported for x86-64
    x86.S:1364:cannot do signed 4 byte relocation
    x86.S:1367:suffix or operands invalid for `pop'
    make[1]: *** [x86.o] Error 1
    make: *** [linux-x86-sse2] Error 2" Thankyou in advance

  2. Can you help me when i run the "make linux-x86-sses" i get "x86.S:1364:32-bit absolute addressing is not supported for x86-64
    x86.S:1364:cannot do signed 4 byte relocation
    x86.S:1367:suffix or operands invalid for `pop'
    make[1]: *** [x86.o] Error 1
    make: *** [linux-x86-sse2] Error 2

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