How To Install fwknop-apparmor-profile on Debian 10
Introduction
In this tutorial we learn how to install fwknop-apparmor-profile on Debian 10.
What is fwknop-apparmor-profile
fwknop-apparmor-profile is:
The FireWall KNock OPerator implements an authorization scheme called Single Packet Authorization (SPA), based on Netfilter and libpcap.
Its main application is to protect services such as OpenSSH with an additional layer of security in order to make the exploitation of vulnerabilities (both 0-day and unpatched code) much more difficult.
This is the apparmor profile for the FireWall KNock OPerator server.
There are three methods to install fwknop-apparmor-profile on Debian 10. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install fwknop-apparmor-profile Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install fwknop-apparmor-profile using apt-get by running the following command:
sudo apt-get -y install fwknop-apparmor-profile
Install fwknop-apparmor-profile Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install fwknop-apparmor-profile using apt by running the following command:
sudo apt -y install fwknop-apparmor-profile
Install fwknop-apparmor-profile 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 fwknop-apparmor-profile using aptitude by running the following command:
sudo aptitude -y install fwknop-apparmor-profile
How To Uninstall fwknop-apparmor-profile on Debian 10
To uninstall only the fwknop-apparmor-profile package we can use the following command:
sudo apt-get remove fwknop-apparmor-profile
Uninstall fwknop-apparmor-profile And Its Dependencies
To uninstall fwknop-apparmor-profile and its dependencies that are no longer needed by Debian 10, we can use the command below:
sudo apt-get -y autoremove fwknop-apparmor-profile
Remove fwknop-apparmor-profile Configurations and Data
To remove fwknop-apparmor-profile configuration and data from Debian 10 we can use the following command:
sudo apt-get -y purge fwknop-apparmor-profile
Remove fwknop-apparmor-profile configuration, data, and all of its dependencies
We can use the following command to remove fwknop-apparmor-profile configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge fwknop-apparmor-profile
Dependencies
fwknop-apparmor-profile have the following dependencies:
References
Summary
In this tutorial we learn how to install fwknop-apparmor-profile package on Debian 10 using different package management tools: apt, apt-get and aptitude.