Oauth2 Authentication And Authorization In Practice
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OAuth2 Authentication and Authorization in Practice
"OAuth2 Authentication and Authorization in Practice" In "OAuth2 Authentication and Authorization in Practice," readers are guided through a comprehensive and practical journey into the design, implementation, and security of OAuth2 in modern digital landscapes. The book opens with an accessible yet thorough exploration of OAuth2 fundamentals, detailing critical components, protocol flows, evolving standards, and the protocol’s relationship with complementary technologies such as OpenID Connect. Through comparative analysis with legacy authentication mechanisms and a clear-eyed view of the protocol’s threat landscape, the introductory chapters set a solid conceptual foundation for readers of all experience levels. Delving deeper, subsequent chapters provide nuanced coverage of OAuth2 grant types, token management, and the complexities of securing distributed architectures. From best-practice implementations of authorization code grants and Proof Key for Code Exchange (PKCE) to safeguarding tokens in API-driven, microservices, and IoT contexts, the book navigates technical pitfalls and mitigations with clarity. It addresses advanced topics such as threat modeling, defense-in-depth strategies, and the unique security requirements of modern architectures—including single-page applications, serverless platforms, and cloud-native deployments—ensuring practitioners are well-equipped to design resilient systems. Rounding off its practical approach, the book covers operational excellence: automated testing, monitoring, incident response, and credential management, as well as emerging trends like OAuth2.1, DPoP, GNAP, and privacy-enhancing standards. Guidance on cloud and hybrid deployments, federated identity, regulatory compliance, and zero trust architectures further positions this volume as an indispensable reference for engineers, architects, and security specialists intent on mastering OAuth2 for both present and future challenges.
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, store data in a user’s online filesystem, and perform many other tasks. Understand OAuth 2.0’s role in authentication and authorization Learn how OAuth’s Authorization Code flow helps you integrate data from different business applications Discover why native mobile apps use OAuth differently than mobile web apps Use OpenID Connect and eliminate the need to build your own authentication system
Mastering OAuth 2.0
Author: Charles Bihis
language: en
Publisher: Packt Publishing Ltd
Release Date: 2015-12-15
Create powerful applications to interact with popular service providers such as Facebook, Google, Twitter, and more by leveraging the OAuth 2.0 Authorization Framework About This Book Learn how to use the OAuth 2.0 protocol to interact with the world's most popular service providers, such as Facebook, Google, Instagram, Slack, Box, and more Master the finer details of this complex protocol to maximize the potential of your application while maintaining the utmost of security Step through the construction of a real-world working application that logs you in with your Facebook account to create a compelling infographic about the most important person in the world—you! Who This Book Is For If you are an application developer, software architect, security engineer, or even a casual programmer looking to leverage the power of OAuth, Mastering OAuth 2.0 is for you. Covering basic topics such as registering your application and choosing an appropriate workflow, to advanced topics such as security considerations and extensions to the specification, this book has something for everyone. A basic knowledge of programming and OAuth is recommended. What You Will Learn 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 Build your own rich, powerful applications by leveraging world-class technologies from companies around the world In Detail 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. Style and approach With a focus on practicality and security, Mastering OAuth 2.0 takes a top-down approach at exploring the protocol. Discussed first at a high level, examining the importance and overall structure of the protocol, the book then dives into each subject, adding more depth as we proceed. This all culminates in an example application that will be built, step by step, using the valuable and practical knowledge you have gained.