How To Install debian-keyring on Ubuntu 18.04

In this tutorial we learn how to install debian-keyring on Ubuntu 18.04. debian-keyring is GnuPG keys of Debian Developers and Maintainers

Introduction

In this tutorial we learn how to install debian-keyring on Ubuntu 18.04.

What is debian-keyring

debian-keyring is:

The Debian project wants developers to digitally sign the announcements of their packages with GnuPG, to protect against forgeries. This package contains keyrings of GnuPG and keys of Debian Developers (uploading and non-uploading), as well as of Debian Maintainers.

Do note that, although this package is provided for convenience, it is not necessarily kept updated with the latest changes; the authoritative source for keyring information is publicly accessible via rsync at:

keyring.debian.org::keyrings/keyrings/

Finally, the following Git repository is usually kept up to date with the public authoritative data:

https://salsa.debian.org/debian-keyring/keyring.git

There are three methods to install debian-keyring 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 debian-keyring Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install debian-keyring using apt-get by running the following command:

sudo apt-get -y install debian-keyring

Install debian-keyring Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install debian-keyring using apt by running the following command:

sudo apt -y install debian-keyring

Install debian-keyring 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 debian-keyring using aptitude by running the following command:

sudo aptitude -y install debian-keyring

How To Uninstall debian-keyring on Ubuntu 18.04

To uninstall only the debian-keyring package we can use the following command:

sudo apt-get remove debian-keyring

Uninstall debian-keyring And Its Dependencies

To uninstall debian-keyring and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove debian-keyring

Remove debian-keyring Configurations and Data

To remove debian-keyring configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge debian-keyring

Remove debian-keyring configuration, data, and all of its dependencies

We can use the following command to remove debian-keyring configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge debian-keyring

References

Summary

In this tutorial we learn how to install debian-keyring package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.