JWT Auth Filter & Auth Service in Spring Boot | Polling Application with Spring Boot & React | #12

In this video, you'll learn how to:

✅ Create a JWT Authentication Filter to intercept and validate JWT tokens in every request
✅ Implement a robust Auth Service for user authentication and token management
✅ Secure your Spring Boot application by verifying user identity using JWT (JSON Web Token)
✅ Understand how to configure and integrate security filters with Spring Security
✅ Ensure only authenticated users can access protected APIs

📦 By the end of this video, you will have a fully functional JWT-based authentication setup in your Spring Boot application – a must-have for any modern, secure backend service.

💡 Whether you're working on a real-world project or learning Spring Security, this hands-on tutorial will give you practical knowledge of token-based authentication.

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#SpringBoot #JWTAuthentication #SpringSecurity #JavaDevelopment #APISecurity #AuthService #WebSecurity #JavaTutorial #BackendDevelopment

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