How To Install hardening-runtime on Debian 12
Introduction
In this tutorial we learn how to install hardening-runtime on Debian 12.
What is hardening-runtime
hardening-runtime is:
This package contains configuration files intended to improve at runtime the hardening of a default Debian installation. It uses Linux kernel self-protection project recommended settings.
It supports:
- Linux command line, when using grub
- sysctl
Some options have side effects on performance or usability, users are encouraged to tune the configuration files according to README.Debian in order to fit their system.
There are three methods to install hardening-runtime on Debian 12. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install hardening-runtime Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install hardening-runtime using apt-get by running the following command:
sudo apt-get -y install hardening-runtime
Install hardening-runtime Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install hardening-runtime using apt by running the following command:
sudo apt -y install hardening-runtime
Install hardening-runtime 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 Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install hardening-runtime using aptitude by running the following command:
sudo aptitude -y install hardening-runtime
How To Uninstall hardening-runtime on Debian 12
To uninstall only the hardening-runtime package we can use the following command:
sudo apt-get remove hardening-runtime
Uninstall hardening-runtime And Its Dependencies
To uninstall hardening-runtime and its dependencies that are no longer needed by Debian 12, we can use the command below:
sudo apt-get -y autoremove hardening-runtime
Remove hardening-runtime Configurations and Data
To remove hardening-runtime configuration and data from Debian 12 we can use the following command:
sudo apt-get -y purge hardening-runtime
Remove hardening-runtime configuration, data, and all of its dependencies
We can use the following command to remove hardening-runtime configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge hardening-runtime
Dependencies
hardening-runtime have the following dependencies:
References
Summary
In this tutorial we learn how to install hardening-runtime package on Debian 12 using different package management tools: apt, apt-get and aptitude.
