How To Install john on Kali Linux

In this tutorial we learn how to install john on Kali Linux. john is active password cracking tool

Introduction

In this tutorial we learn how to install john on Kali Linux.

What is john

john is:

John the Ripper is a tool designed to help systems administrators to find weak (easy to guess or crack through brute force) passwords, and even automatically mail users warning them about it, if it is desired.

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.

There are three methods to install john on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install john Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install john using apt-get by running the following command:

sudo apt-get -y install john

Install john Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install john using apt by running the following command:

sudo apt -y install john

Install john Using aptitude

If you want to follow this method, you might need to install aptitude on Kali Linux first since aptitude is usually not installed by default on Kali Linux. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install john using aptitude by running the following command:

sudo aptitude -y install john

How To Uninstall john on Kali Linux

To uninstall only the john package we can use the following command:

sudo apt-get remove john

Uninstall john And Its Dependencies

To uninstall john and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove john

Remove john Configurations and Data

To remove john configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge john

Remove john configuration, data, and all of its dependencies

We can use the following command to remove john configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge john

Dependencies

john have the following dependencies:

References

Summary

In this tutorial we learn how to install john package on Kali Linux using different package management tools: apt, apt-get and aptitude.