How To Install krb5-kpropd on Ubuntu 18.04

In this tutorial we learn how to install krb5-kpropd on Ubuntu 18.04. krb5-kpropd is MIT Kerberos key server (Slave KDC Support)

Introduction

In this tutorial we learn how to install krb5-kpropd on Ubuntu 18.04.

What is krb5-kpropd

krb5-kpropd is:

Kerberos is a system for authenticating users and services on a network. Kerberos is a trusted third-party service. That means that there is a third party (the Kerberos server) that is trusted by all the entities on the network (users and services, usually called “principals”).

This is the MIT reference implementation of Kerberos V5.

This package contains the Kerberos slave KDC update server (kpropd). The kpropd command runs on the slave KDC server. It listens for update requests made by the kprop program, and periodically requests incremental updates from the master KDC. This package should be installed on slave KDCs.

There are three methods to install krb5-kpropd on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install krb5-kpropd Using apt-get

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

sudo apt-get update

After updating apt database, We can install krb5-kpropd using apt-get by running the following command:

sudo apt-get -y install krb5-kpropd

Install krb5-kpropd Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install krb5-kpropd using apt by running the following command:

sudo apt -y install krb5-kpropd

Install krb5-kpropd 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 krb5-kpropd using aptitude by running the following command:

sudo aptitude -y install krb5-kpropd

How To Uninstall krb5-kpropd on Ubuntu 18.04

To uninstall only the krb5-kpropd package we can use the following command:

sudo apt-get remove krb5-kpropd

Uninstall krb5-kpropd And Its Dependencies

To uninstall krb5-kpropd and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove krb5-kpropd

Remove krb5-kpropd Configurations and Data

To remove krb5-kpropd configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge krb5-kpropd

Remove krb5-kpropd configuration, data, and all of its dependencies

We can use the following command to remove krb5-kpropd configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge krb5-kpropd

References

Summary

In this tutorial we learn how to install krb5-kpropd package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.