Getting Started with OAuth 2.0

Whether you develop web applications or mobile apps, the OAuth 2.0 protocol will save a lot of headaches. This concise introduction shows you how OAuth provides a single authorization technology across numerous APIs on the Web, so you can securely access users' data--such as user profiles, photos, videos, and contact lists--to improve their experience of your application. Through code examples, step-by-step instructions, and use-case examples, you'll learn how to apply OAuth 2.0 to your server-side web application, client-side app, or mobile app. Find out what it takes to access social graphs, st. 
Abstract: This book is an introduction to OAuth 2.0, an authentication and authorization protocol for the web. If you're a web application developer or mobile app developer, this book will show you the power of using OAuth to determine the identity of your users and get delegated access to their data to improve the user experience of your app.