This is the code repository for Mastering OAuth 2.0, published by Packt.

OAuth 2.0 is a powerful authentication and authorization framework that has been adopted as a standard in the technical community. Proper use of this protocol will enable your application to interact with the world's most popular service providers, allowing you to leverage their world-class technologies in your own application. Want to log your user in to your application with their Facebook account? Want to display an interactive Google Map in your application? How about posting an update to your user's LinkedIn feed? This is all achievable through the power of OAuth.

With a focus on practicality and security, this book takes a detailed and hands-on approach to explaining the protocol, highlighting important pieces of information along the way. At the beginning, you will learn what OAuth is, how it works at a high level, and the steps involved in creating an application. After obtaining an overview of OAuth, you will move on to the second part of the book where you will learn the need for and importance of registering your application and types of supported workflows. You will discover more about the access token, how you can use it with your application, and how to refresh it after expiration.

By the end of the book, you will know how to make your application architecture robust. You will explore the security considerations and effective methods to debug your applications using appropriate tools. You will also have a look at special considerations to integrate with OAuth service providers via native mobile applications. In addition, you will also come across support resources for OAuth and credentials grant.

This book covers the following exciting features:

• Discover the power and prevalence of OAuth 2.0 and use it to improve your application's capabilities
• Step through the process of creating a real-world application that interacts with Facebook using OAuth 2.0
• Examine the various workflows described by the specification, looking at what they are and when to use them
• Learn about the many security considerations involved with creating an application that interacts with other service providers
• Develop your debugging skills with dedicated pages for tooling and troubleshooting

If you feel this book is for you, get your copy today!

Charles Bihis is a scientist and engineer from Vancouver, Canada. Earning his degree in computer science from the University of British Columbia, specializing in software engineering, he enjoys exploring the boundaries of technology. He believes that technology is the key to enriching the lives of everyone around us and strives to solve problems people face every day. Reach out to him on his website, www.whoischarles.com, and let's solve the world's problems together!

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