#18 Build Login API with JWT Tokens – User Authentication in FastAPI | Tutorial #fastapi

Learn to implement user login in FastAPI! Build login endpoint with JWT token generation and password verification.

WHAT YOU’LL LEARN:

✅ Creating login endpoint
✅ Verifying email and password
✅ Comparing hashed passwords with Bcrypt
✅ Generating JWT access tokens
✅ Setting token expiration time
✅ Returning token in response
✅ Handling invalid credentials
✅ Error messages for login failures

WHAT YOU’LL BUILD:

User Login API that:
– Accepts email and password
– Verifies user exists in database
– Compares password with hashed password
– Generates JWT access token
– Returns token for authenticated requests
– Handles wrong credentials gracefully

📖 FastAPI OAuth2: https://fastapi.tiangolo.com/tutorial/security/oauth2-jwt/
🌐 TechSimPlus Learnings: https://techsimplus.com

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