Node.js API Authentication Guide

API authentication is the process of verifying the identity of clients accessing your Node.js APIs. This comprehensive guide covers various authentication methods, security best practices, and implementation patterns to help you secure your Node.js applications effectively.

: Restrict API access to authorized users only

: Safeguard sensitive information from unauthorized access

: Ensure users are who they claim to be

: Meet regulatory requirements (GDPR, HIPAA, etc.)

Different authentication methods serve different use cases. Here's a quick comparison:

SPAs, Mobile Apps