REST API Automation Testing from Scratch - REST Assured Java - Introduction to OAuth 2.0 and Different Grant Types

The video tutorial introduces OAuth 2.0, a widely used protocol for API authorization. It compares OAuth 2.0 with other authentication methods like OAuth 1.0 and cookie-based authentication. The tutorial explains the components and grant types of OAuth 2.0, focusing on the authorization code grant type. Real-world applications, such as BookMyShow and Google integration, are discussed to illustrate OAuth 2.0's practical use. The video also covers the complexities of testing OAuth 2.0 integrations and provides insights into handling these challenges.

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