To get the most out of this book
To be able to run the examples provided in this book, you need to have OpenJDK and Node.js installed on your computer. All code examples have been tested using OpenJDK 17 and Node.js 18 on Linux (Fedora). However, the examples should also work on newer versions of OpenJDK and Node.js, as well as with Windows and mac OS.
|
Software/hardware covered in the book |
OS requirements |
|
Keycloak 22 |
Linux (any), macOS, Windows |
|
OpenJDK 17+ |
Linux (any), macOS, Windows |
|
Node.js 18+ |
Linux (any), macOS, Windows |
If you are using the digital version of this book, we advise you to type the code yourself or access the code via the GitHub repository (link available in the next section). Doing so will help you avoid any potential errors related to the copying and pasting of code.
Download the example code files
The code bundle for the book is hosted on GitHub at https://github.com/PacktPublishing/Keycloak---Identity-and-Access-Management-for-Modern-Applications-2nd-Edition/. We also have other code bundles from our rich catalog of books and videos available at https://github.com/PacktPublishing/. Check them out!
Download the color images
We also provide a PDF file that has color images of the screenshots/diagrams used in this book. You can download it here: https://packt.link/6BLPp.
Code in Action
Code in Action videos for this book can be viewed at https://packt.link/ZZQat.
Conventions used
There are a number of text conventions used throughout this book.
CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. For example: “Keycloak supports the authorization_code grant type and the code and token response types.”
A block of code is set as follows:
<Header>.<Payload>.<Signature>
When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:
{
"access_token": "eyJhbGciOiJSUzI1NiIsI…",
"expires_in": 299,
"token_type": "bearer",
"scope": "profile email",
…
}
Any command-line input or output is written as follows:
$ npm install
$ npm start
Bold: Indicates a new term, an important word, or words that you see on the screen. For instance, words in menus or dialog boxes appear in the text like this. For example: “Now click on Load OpenID Provider Configuration.”
Warnings or important notes appear like this.
Tips and tricks appear like this.
Get in touch
Feedback from our readers is always welcome.
General feedback: Email [email protected] and mention the book’s title in the subject of your message. If you have questions about any aspect of this book, please email us at [email protected].
Errata: Although we have taken every care to ensure the accuracy of our content, mistakes do happen. If you have found a mistake in this book, we would be grateful if you reported this to us. Please visit http://www.packtpub.com/submit-errata, click Submit Errata, and fill in the form.
Piracy: If you come across any illegal copies of our works in any form on the internet, we would be grateful if you would provide us with the location address or website name. Please contact us at [email protected] with a link to the material.
If you are interested in becoming an author: If there is a topic that you have expertise in and you are interested in either writing or contributing to a book, please visit http://authors.packtpub.com.
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