Part 4. Implementing OAuth 2 and OpenID Connect

In an era where secure and seamless authentication methods are paramount, protocols such as OAuth 2 and OpenID Connect have emerged as industry standards. This part of the book unravels the intricacies of these protocols, shedding light on their mechanisms, benefits, and potential pitfalls.

Chapter 13 sets the stage by providing an overarching view of both protocols, describing various token grant types in detail, and highlighting potential vulnerabilities within OAuth 2.

Chapter 14 delves deeper into setting up a robust Spring Security authorization server, including defining client details and managing cryptographic keys.

Chapter 15 provides guidance on crafting a resilient resource server, emphasizing token introspection and ensuring resource protection.

Chapter 16 rounds out this part, demonstrating how to obtain tokens from the authorization server and access resources under the protective umbrella of the resource server.

Upon completing this section, you’ll become skilled at integrating OAuth 2 and OpenID Connect within your applications, fortifying them against unauthorized access and ensuring seamless user experiences.

By the end of this part, you’ll have garnered the expertise to meticulously design and implement comprehensive authorization strategies, ensuring your application remains both functional and fortified.