John the Ripper is a fast password cracker, currently available for many flavors of Unix, 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 systems, supported out of the box are Windows LM hashes, plus lots of other hashes and ciphers in the community-enhanced version.
Step 1 :
Step 2 :
For 64-bit system :
# for general -
# for cuda -
# for opencl -
For 32-bit system :
# for general -
# for cuda -
# for opencl -
Step 3 :
To run it.
Step 1 :
sudo -sH
cd /opt
wget http://www.openwall.com/john/g/john-1.7.9-jumbo-7.tar.gz
tar -xvzf john-1.7.9-jumbo-7.tar.gz
mv john-1.7.9-jumbo-7 john
rm john-1.7.9-jumbo-7.tar.gzStep 2 :
cd /opt/john/srcFor 64-bit system :
# for general -
make clean linux-x86-64# for cuda -
make clean linux-x86-64-cuda# for opencl -
make clean linux-x86-64-openclFor 32-bit system :
# for general -
make clean linux-x86-sse2# for cuda -
make clean linux-x86-cuda# for opencl -
make clean linux-x86-openclStep 3 :
To run it.
sudo -sH
cd /opt/john/run
./john
