How To Install gpgsm on Debian 9

In this tutorial we learn how to install gpgsm on Debian 9. gpgsm is GNU privacy guard - S/MIME version

Introduction

In this tutorial we learn how to install gpgsm on Debian 9.

What is gpgsm

gpgsm 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 gpgsm program. gpgsm is a tool to provide digital encryption and signing services on X.509 certificates and the CMS protocol. gpgsm includes complete certificate management.

There are three methods to install gpgsm on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install gpgsm Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install gpgsm

Install gpgsm Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install gpgsm using apt by running the following command:

sudo apt -y install gpgsm

Install gpgsm 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 gpgsm using aptitude by running the following command:

sudo aptitude -y install gpgsm

How To Uninstall gpgsm on Debian 9

To uninstall only the gpgsm package we can use the following command:

sudo apt-get remove gpgsm

Uninstall gpgsm And Its Dependencies

To uninstall gpgsm and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove gpgsm

Remove gpgsm Configurations and Data

To remove gpgsm configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge gpgsm

Remove gpgsm configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge gpgsm

Dependencies

gpgsm have the following dependencies:

References

Summary

In this tutorial we learn how to install gpgsm package on Debian 9 using different package management tools: apt, apt-get and aptitude.