How To Install scdaemon on Ubuntu 20.04
Introduction
In this tutorial we learn how to install scdaemon
on Ubuntu 20.04.
What is scdaemon
scdaemon is:
GnuPG is GNU’s tool for secure communication and data storage. It can be used to encrypt data and to create digital signatures. It includes an advanced key management facility and is compliant with the proposed OpenPGP Internet standard as described in RFC4880.
This package contains the smart card program scdaemon, which is used by gpg-agent to access OpenPGP smart cards.
Package: scdaemon Architecture: amd64 Version: 2.2.19-3ubuntu2 Multi-Arch: foreign Priority: optional Section: universe/utils Source: gnupg2 Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian GnuPG Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 510 Depends: gpg-agent (= 2.2.19-3ubuntu2), libassuan0 (>= 2.5.0), libc6 (>= 2.25), libgcrypt20 (>= 1.8.0), libgpg-error0 (>= 1.35), libksba8 (>= 1.3.4), libnpth0 (>= 0.90), libusb-1.0-0 (>= 2:1.0.9) Enhances: gpg-agent Filename: pool/universe/g/gnupg2/scdaemon_2.2.19-3ubuntu2_amd64.deb Size: 189024 MD5sum: 453f6adaf8dbea046454875b563da107 SHA1: 22833061854062695c9b5ca617ebba7a4ab75bee SHA256: b691cbb8dc1189d9c3171c2585d47097afa966eb610fecd70f5599b9df636f2d Homepage: https://www.gnupg.org/ Description-en: GNU privacy guard - smart card support GnuPG is GNU’s tool for secure communication and data storage. It can be used to encrypt data and to create digital signatures. It includes an advanced key management facility and is compliant with the proposed OpenPGP Internet standard as described in RFC4880.
This package contains the smart card program scdaemon, which is used by gpg-agent to access OpenPGP smart cards.
There are three methods to install scdaemon
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 scdaemon Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install scdaemon
using apt-get
by running the following command:
sudo apt-get -y install scdaemon
Install scdaemon Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install scdaemon
using apt
by running the following command:
sudo apt -y install scdaemon
Install scdaemon 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 scdaemon
using aptitude
by running the following command:
sudo aptitude -y install scdaemon
How To Uninstall scdaemon on Ubuntu 20.04
To uninstall only the scdaemon
package we can use the following command:
sudo apt-get remove scdaemon
Uninstall scdaemon And Its Dependencies
To uninstall scdaemon
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove scdaemon
Remove scdaemon Configurations and Data
To remove scdaemon
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge scdaemon
Remove scdaemon configuration, data, and all of its dependencies
We can use the following command to remove scdaemon
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge scdaemon
References
Summary
In this tutorial we learn how to install scdaemon
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.