How To Install gui-apt-key on Ubuntu 18.04
Introduction
In this tutorial we learn how to install gui-apt-key on Ubuntu 18.04.
What is gui-apt-key
gui-apt-key is:
The graphical frontend to the apt-key utility (gak) provides an easy to use interface to maintain digital keys for APT. They are required to authenticate Debian archives and prevent malicious packages to creep in.
There are three methods to install gui-apt-key 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 gui-apt-key Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install gui-apt-key using apt-get by running the following command:
sudo apt-get -y install gui-apt-key
Install gui-apt-key Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install gui-apt-key using apt by running the following command:
sudo apt -y install gui-apt-key
Install gui-apt-key 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 gui-apt-key using aptitude by running the following command:
sudo aptitude -y install gui-apt-key
How To Uninstall gui-apt-key on Ubuntu 18.04
To uninstall only the gui-apt-key package we can use the following command:
sudo apt-get remove gui-apt-key
Uninstall gui-apt-key And Its Dependencies
To uninstall gui-apt-key and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove gui-apt-key
Remove gui-apt-key Configurations and Data
To remove gui-apt-key configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge gui-apt-key
Remove gui-apt-key configuration, data, and all of its dependencies
We can use the following command to remove gui-apt-key configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge gui-apt-key
References
Summary
In this tutorial we learn how to install gui-apt-key package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
