API Authentication Methods

Secure your APIs with the right authentication strategy for your use case.

Common Methods

API Keys

Simple and widely used for server-to-server communication.

OAuth 2.0

Industry standard for third-party access delegation.

JWT Tokens

Stateless authentication with embedded claims.

Session-based

Traditional approach using server-side sessions.

Best Practices

• Always use HTTPS
• Implement rate limiting
• Rotate keys regularly
• Log authentication attempts
• Use short token expiration times