How To Install sepol-utils on Ubuntu 18.04
Introduction
In this tutorial we learn how to install sepol-utils on Ubuntu 18.04.
What is sepol-utils
sepol-utils is:
This package provides a utility for a Security-enhanced Linux system to rewrite existing mandatory access control policy with different boolean setting, generating a new policy. Security-enhanced Linux is a patch of the Linux kernel and a number of utilities with enhanced security functionality designed to add mandatory access controls to Linux. This package provides utility programs to get and set process and file security contexts and to obtain security policy decisions.
There are three methods to install sepol-utils on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install sepol-utils Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install sepol-utils using apt-get by running the following command:
sudo apt-get -y install sepol-utils
Install sepol-utils Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install sepol-utils using apt by running the following command:
sudo apt -y install sepol-utils
Install sepol-utils Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install sepol-utils using aptitude by running the following command:
sudo aptitude -y install sepol-utils
How To Uninstall sepol-utils on Ubuntu 18.04
To uninstall only the sepol-utils package we can use the following command:
sudo apt-get remove sepol-utils
Uninstall sepol-utils And Its Dependencies
To uninstall sepol-utils and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove sepol-utils
Remove sepol-utils Configurations and Data
To remove sepol-utils configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge sepol-utils
Remove sepol-utils configuration, data, and all of its dependencies
We can use the following command to remove sepol-utils configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge sepol-utils
References
Summary
In this tutorial we learn how to install sepol-utils package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
