HOWTO : John on Ubuntu 14.04 LTS

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.





Install



sudo apt-get install build-essential libssl-dev



cd ~

mkdir arsenal

cd arsenal



wget http://www.openwall.com/john/j/john-1.8.0-jumbo-1.tar.gz

tar -xvzf john-1.8.0-jumbo-1.tar.gz

cd john-1.8.0-jumbo-1/src



./configure

make clean

make



cd ../run

./john --help





* you can also install by sudo apt-get install john john-data





Update/Upgrade



sudo apt-get update

sudo apt-get dist-upgrade



Go to Official site to download the source and compile it as mentioned above.





Reference



Please install Nvidia or AMD Graphic related drivers before installing John when necessary.





That's all! See you.