This blog post takes an in-depth look at modern authentication methods like OAuth 2.0 and OpenID Connect. Focusing on what OAuth 2.0 is and why it's important, it explains its functions and use cases in detail. Key security considerations for OAuth 2.0 are highlighted and its core components are thoroughly explored. Finally, the lessons learned from OAuth 2.0 and OpenID Connect are explored, assessing their current role and future potential. It's a comprehensive guide for anyone looking to ensure secure and authorized access. What is OAuth 2.0 and Why Is It Important? OAuth 2.0 prevents third-party applications from accessing internet users' resources (e.g., photos, videos, contact lists)...