HOWTO : Install John on Ubuntu 16.04.3 LTS

John is a password cracker.

Step 1 :

sudo apt install git build-essential libssl-dev

Step 2 :

cd ~
mkdir infosec
cd infosec

git clone https://github.com/magnumripper/JohnTheRipper.git
cd JohnTheRipper/src
./configure
make clean
make

cd ../run
./john --help

Update and Upgrade

sudo apt update
sudo apt dist-upgrade

cd ~/infosec/JohnTheRipper
git pull origin master
cd src
./configure
make clean
make

That's all! See you.

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.

HOWTO : John the Ripper on Ubuntu Desktop 12.04 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.

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.gz

Step 2 :

cd /opt/john/src

For 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-opencl

For 32-bit system :
# for general -
make clean linux-x86-sse2
# for cuda -
make clean linux-x86-cuda
# for opencl -
make clean linux-x86-opencl

Step 3 :

To run it.

sudo -sH
cd /opt/john/run
./john

That's all! See you.