How To Install libxmlsec1-nss on Debian 9

In this tutorial we learn how to install libxmlsec1-nss on Debian 9. libxmlsec1-nss is Nss engine for the XML security library

Introduction

In this tutorial we learn how to install libxmlsec1-nss on Debian 9.

What is libxmlsec1-nss

libxmlsec1-nss is:

The XML Security Library implements standards related to secure handling of XML data.

This package provides dynamic libraries for use by applications. Specifically, it provides the nss implementation of the XML security library cryptography functions.

There are three methods to install libxmlsec1-nss 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 libxmlsec1-nss Using apt-get

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

sudo apt-get update

After updating apt database, We can install libxmlsec1-nss using apt-get by running the following command:

sudo apt-get -y install libxmlsec1-nss

Install libxmlsec1-nss Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libxmlsec1-nss using apt by running the following command:

sudo apt -y install libxmlsec1-nss

Install libxmlsec1-nss 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 libxmlsec1-nss using aptitude by running the following command:

sudo aptitude -y install libxmlsec1-nss

How To Uninstall libxmlsec1-nss on Debian 9

To uninstall only the libxmlsec1-nss package we can use the following command:

sudo apt-get remove libxmlsec1-nss

Uninstall libxmlsec1-nss And Its Dependencies

To uninstall libxmlsec1-nss and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove libxmlsec1-nss

Remove libxmlsec1-nss Configurations and Data

To remove libxmlsec1-nss configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge libxmlsec1-nss

Remove libxmlsec1-nss configuration, data, and all of its dependencies

We can use the following command to remove libxmlsec1-nss configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libxmlsec1-nss

Dependencies

libxmlsec1-nss have the following dependencies:

References

Summary

In this tutorial we learn how to install libxmlsec1-nss package on Debian 9 using different package management tools: apt, apt-get and aptitude.