JWT Authentication in FastAPI
This guide covers implementing secure JWT (JSON Web Token) authentication in FastAPI applications.
Table of Contents
- Setup and Configuration
- Token Management
- Authentication Flow
- Security Best Practices
- Implementation Examples
Setup and Configuration
Required Dependencies
Environment Configuration
Security Utilities
Token Management
Token Models
Token Validation
Authentication Flow
User Models
Authentication Endpoints
Security Best Practices
- Token Security
- Use strong secret keys
- Implement token expiration
- Use refresh tokens
-
Store tokens securely
-
Password Security
- Use strong hashing (bcrypt)
- Implement password policies
-
Use secure password reset flow
-
API Security
- Use HTTPS
- Implement rate limiting
- Add CSRF protection
-
Use secure headers
-
User Management
- Implement account lockout
- Add session management
- Use secure password reset
- Implement 2FA (optional)
Implementation Examples
Protected Routes
Role-Based Access Control
- Authentication
- Authorization
- CSRF Protection
- Security Best Practices