How To Install libapache2-mod-authn-sasl on Debian 9

In this tutorial we learn how to install libapache2-mod-authn-sasl on Debian 9. libapache2-mod-authn-sasl is SASL authentication backend provider for Apache

Introduction

In this tutorial we learn how to install libapache2-mod-authn-sasl on Debian 9.

What is libapache2-mod-authn-sasl

libapache2-mod-authn-sasl is:

This module provides the mod_auth_basic authentication front-end a way to authenticate users by checking credentials via the Cyrus SASL library.

Username and password are checked against the SASL password checking backends, kerberos5, pam, rimap, shadow and ldap are some of the supported mechanisms.

One of the interesting parts of using a SASL backend is that you do not need to elevate Apache HTTPD’s access rights to superuser privileges, even when validating through shadow database.

There are three methods to install libapache2-mod-authn-sasl 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 libapache2-mod-authn-sasl Using apt-get

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

sudo apt-get update

After updating apt database, We can install libapache2-mod-authn-sasl using apt-get by running the following command:

sudo apt-get -y install libapache2-mod-authn-sasl

Install libapache2-mod-authn-sasl Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libapache2-mod-authn-sasl using apt by running the following command:

sudo apt -y install libapache2-mod-authn-sasl

Install libapache2-mod-authn-sasl 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 libapache2-mod-authn-sasl using aptitude by running the following command:

sudo aptitude -y install libapache2-mod-authn-sasl

How To Uninstall libapache2-mod-authn-sasl on Debian 9

To uninstall only the libapache2-mod-authn-sasl package we can use the following command:

sudo apt-get remove libapache2-mod-authn-sasl

Uninstall libapache2-mod-authn-sasl And Its Dependencies

To uninstall libapache2-mod-authn-sasl and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove libapache2-mod-authn-sasl

Remove libapache2-mod-authn-sasl Configurations and Data

To remove libapache2-mod-authn-sasl configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge libapache2-mod-authn-sasl

Remove libapache2-mod-authn-sasl configuration, data, and all of its dependencies

We can use the following command to remove libapache2-mod-authn-sasl configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libapache2-mod-authn-sasl

Dependencies

libapache2-mod-authn-sasl have the following dependencies:

References

Summary

In this tutorial we learn how to install libapache2-mod-authn-sasl package on Debian 9 using different package management tools: apt, apt-get and aptitude.