Java-JWT-RateLimit-API

Overview:

This project is a Java - Spring Boot application that exposes a secure API with the following features:

• User Authentication: Users can register and authenticate using Spring Security with JSON Web Tokens (JWT).
• Database: User data is stored in a PostgreSQL database.
• Rate Limiting: The API endpoint returning "Hello" is rate limited to 3 calls per user per minute, with call data stored in Redis.

Requirements:

• Java v11 +
• Spring Boot v3.2 🌱
• Spring Security 🔒
• JWT 🔑
• PostgreSQL 🐘
• Redis 🧪

Getting Started:

1. Clone the repository
2. Install dependencies: mvn install
3. Configure database connection details in application.properties.
4. Start the application: mvn spring-boot:run

API Endpoints:

• /register: User registration endpoint (POST) - returns JWT token on successful registration
• /authenticate: User authentication endpoint (POST) - returns new JWT token on successful authentication
• /hello: Protected API endpoint returning "Hello" (GET) - rate limited to 3 calls per user per minute