🔴 Spring Security Full Guide 🔥 | Custom Authentication Provider + Role Based Access + JWT
Learn how to build a secure REST API using Spring Security with a complete step-by-step implementation. In this video, we cover Custom Authentication Provider, Role-Based Access Control, and JWT Authentication — all essential concepts for real-world backend development.
This tutorial is perfect for developers who want to understand how authentication and authorization work in production-level applications.
🔥 What you will learn:
Custom Authentication Provider in Spring Security
How authentication works internally
Role-Based Access Control (RBAC)
Securing APIs using roles (ADMIN / USER)
JWT Authentication (stateless security)
Creating secure REST APIs
End-to-end login flow implementation
💻 This is part of a real-time backend development series focused on building production-ready applications.
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