How To Install ruby-rotp on Kali Linux

In this tutorial we learn how to install ruby-rotp on Kali Linux. ruby-rotp is Ruby library for generating and verifying one time passwords

Introduction

In this tutorial we learn how to install ruby-rotp on Kali Linux.

What is ruby-rotp

ruby-rotp is:

A ruby library for generating one time passwords (HOTP & TOTP) according to RFC 4226 and RFC 6238. Works for both HOTP and TOTP, and includes QR Code provisioning.

There are three methods to install ruby-rotp 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 ruby-rotp Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install ruby-rotp

Install ruby-rotp Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install ruby-rotp

Install ruby-rotp 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 ruby-rotp using aptitude by running the following command:

sudo aptitude -y install ruby-rotp

How To Uninstall ruby-rotp on Kali Linux

To uninstall only the ruby-rotp package we can use the following command:

sudo apt-get remove ruby-rotp

Uninstall ruby-rotp And Its Dependencies

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

sudo apt-get -y autoremove ruby-rotp

Remove ruby-rotp Configurations and Data

To remove ruby-rotp configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge ruby-rotp

Remove ruby-rotp configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge ruby-rotp

Dependencies

ruby-rotp have the following dependencies:

References

Summary

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