Book Image

Keycloak - Identity and Access Management for Modern Applications

By : Stian Thorgersen, Pedro Igor Silva
Book Image

Keycloak - Identity and Access Management for Modern Applications

By: Stian Thorgersen, Pedro Igor Silva

Overview of this book

Implementing authentication and authorization for applications can be a daunting experience, often leaving them exposed to security vulnerabilities. Keycloak is an open-source solution for identity management and access management for modern applications, which can make a world of difference if you learn how to use it. Keycloak, helping you get started with using it and securing your applications. Complete with hands-on tutorials, best practices, and self-assessment questions, this easy-to-follow guide will show you how to secure a sample application and then move on to securing different application types. As you progress, you will understand how to configure and manage Keycloak as well as how to leverage some of its more advanced capabilities. Finally, you'll gain insights into securely using Keycloak in production. By the end of this book, you will have learned how to install and manage Keycloak as well as how to secure new and existing applications.
Table of Contents (21 chapters)
Section 1: Getting Started with Keycloak
Section 2: Securing Applications with Keycloak
Section 3: Configuring and Managing Keycloak
Section 4: Security Considerations

Technical requirements

For this chapter, you need to have a local copy of the GitHub repository associated with the book. If you have Git installed, you can clone the repository by running this command in a terminal:

$ cd $KC_HOME
$ git clone

Alternatively, you can download a ZIP of the repository from the following URL:


Make sure to either clone or extract the repository into the Keycloak distribution directory.

To configure a reverse proxy, we are going to use a local domain name other than localhost. This domain name will be used as the public domain name where Keycloak is exposed for your users and applications.

If you are using Linux, you should be able to do that by changing your /etc/hosts file and including the following line: