How To Install secureboot-db on Ubuntu 20.04
Introduction
In this tutorial we learn how to install secureboot-db
on Ubuntu 20.04.
What is secureboot-db
secureboot-db is:
Systems with Secure Boot enabled have portions of the system signed by entries in the Secure Boot DB. This package provides a mechanism for delivering updates to DB and the corresponding blacklist database, DBX. Task: server, ubuntu-desktop-minimal, ubuntu-desktop, cloud-image, kubuntu-desktop, xubuntu-core, xubuntu-desktop, lubuntu-desktop, ubuntustudio-desktop-core, ubuntustudio-desktop, ubuntukylin-desktop, ubuntu-mate-core, ubuntu-mate-desktop, ubuntu-budgie-desktop
There are three methods to install secureboot-db
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install secureboot-db Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install secureboot-db
using apt-get
by running the following command:
sudo apt-get -y install secureboot-db
Install secureboot-db Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install secureboot-db
using apt
by running the following command:
sudo apt -y install secureboot-db
Install secureboot-db 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 secureboot-db
using aptitude
by running the following command:
sudo aptitude -y install secureboot-db
How To Uninstall secureboot-db on Ubuntu 20.04
To uninstall only the secureboot-db
package we can use the following command:
sudo apt-get remove secureboot-db
Uninstall secureboot-db And Its Dependencies
To uninstall secureboot-db
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove secureboot-db
Remove secureboot-db Configurations and Data
To remove secureboot-db
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge secureboot-db
Remove secureboot-db configuration, data, and all of its dependencies
We can use the following command to remove secureboot-db
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge secureboot-db
References
Summary
In this tutorial we learn how to install secureboot-db
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.