API Authentication Patterns
API authentication patterns covering API keys, JWT, OAuth 2.0, session management, and production security best practices.
- Difficulty
- intermediate
- Read time
- 1 min read
- Version
- v1.0.0
- Confidence
- established
- Last updated
Quick Reference
API Auth: API keys for server-to-server. JWT for stateless (short expiry, refresh tokens). OAuth 2.0 for third-party. Store tokens securely (httpOnly cookies). Validate on every request. Use HTTPS only. Rotate keys regularly. Log auth failures. Rate limit auth endpoints.
Use When
- API security
- User authentication
- Third-party integrations
- Microservices auth
Skip When
- Public read-only APIs
- Internal-only services
- Static content
API Authentication Patterns
API authentication patterns covering API keys, JWT, OAuth 2.0, session management, and production security best practices.