Complete JWT Authentication in SpringBoot with LLD Code | Spring Security in Microservices

In this video, I dive deep into JWT Authentication with a hands-on approach using Spring Boot. We'll explore how to secure your APIs using JWT, covering everything from token generation to validation and managing common security concerns. This video is perfect for developers looking to strengthen their understanding of JWT and its implementation in a microservices architecture. What You'll Learn: - [0:00] Introduction to JWT Authentication Overview of industry challenges with shallow information. Introduction to JWT. - [1:50] Why JWT is Needed Explanation of authentication and authorization using tokens. - [3:20] How JWT Works Scenario explanation with client-server interactions. - [5:40] Basic Structure of JWT Components: Header, Payload, and Signature. - [8:00] Token Generation and Validation Process How JWT tokens are generated and validated. - [12:00] Security Considerations with JWT Issues with a stateful server and introduction to stateless JWT. - [15:10] Detailed Breakdown of JWT Parts How Header, Payload, and Signature contribute to security. -[17:45] Hands-On JWT Code Walkthrough Code demo for generating and validating JWT. -[22:10] Token Expiry and Refresh Token Mechanism Explanation of token expiration and refresh strategies. -[24:30] Advanced Security Aspects Mitigating risks like token tampering and unauthorized access. -[27:10] Handling Token Invalidation Approaches for invalidating tokens using session IDs. -[29:30] Conclusion and Summary Recap of key points and insights for further learning. Resources Mentioned: JWT Debugger: https://jwt.io/ RFC 7519: JSON Web Token (JWT) standard. 📢 Don't forget to like, share, and subscribe for more in-depth tech tutorials! Feel free to leave your questions and feedback in the comments—I’m here to help! #SpringBoot #JWT #Authentication #Microservices #SpringSecurity #Java #BackendDevelopment #CodingDecoded