How To Install postfix on Kali Linux
Introduction
In this tutorial we learn how to install postfix on Kali Linux.
What is postfix
postfix is:
Postfix is Wietse Venema’s mail transport agent that started life as an alternative to the widely-used Sendmail program. Postfix attempts to be fast, easy to administer, and secure, while at the same time being sendmail compatible enough to not upset existing users. Thus, the outside has a sendmail-ish flavor, but the inside is completely different.
There are three methods to install postfix 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 postfix Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get updateAfter updating apt database, We can install postfix using apt-get by running the following command:
sudo apt-get -y install postfixInstall postfix Using apt
Update apt database with apt using the following command.
sudo apt updateAfter updating apt database, We can install postfix using apt by running the following command:
sudo apt -y install postfixInstall postfix 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 updateAfter updating apt database, We can install postfix using aptitude by running the following command:
sudo aptitude -y install postfixHow To Uninstall postfix on Kali Linux
To uninstall only the postfix package we can use the following command:
sudo apt-get remove postfixUninstall postfix And Its Dependencies
To uninstall postfix and its dependencies that are no longer needed by Kali Linux, we can use the command below:
sudo apt-get -y autoremove postfixRemove postfix Configurations and Data
To remove postfix configuration and data from Kali Linux we can use the following command:
sudo apt-get -y purge postfixRemove postfix configuration, data, and all of its dependencies
We can use the following command to remove postfix configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge postfixDependencies
postfix have the following dependencies:
- libc6
- libdb5.3
- libicu67
- libnsl2
- libsasl2-2
- libssl1.1
- debconf
- netbase
- adduser
- dpkg
- lsb-base
- ssl-cert
- cpio
- e2fsprogs
References
Summary
In this tutorial we learn how to install postfix package on Kali Linux using different package management tools: apt, apt-get and aptitude.
