How To Install nullmailer on Kali Linux

Introduction

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

What is nullmailer

nullmailer is:

Nullmailer is a replacement MTA for hosts, which relay to a fixed set of smart relays. It is designed to be simple to configure and especially useful on slave machines and in chroots.

There are three methods to install nullmailer 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 nullmailer Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install nullmailer

Install nullmailer Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install nullmailer

Install nullmailer 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 nullmailer using aptitude by running the following command:

sudo aptitude -y install nullmailer

How To Uninstall nullmailer on Kali Linux

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

sudo apt-get remove nullmailer

Uninstall nullmailer And Its Dependencies

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

sudo apt-get -y autoremove nullmailer

Remove nullmailer Configurations and Data

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

sudo apt-get -y purge nullmailer

Remove nullmailer configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge nullmailer

Dependencies

nullmailer have the following dependencies:

• lsb-base
• debconf
• libc6
• libgnutls30
• libstdc++6

References

• nullmailer website

Summary

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