OAuth 2.0 is an industry-standard protocol for authorization, enabling applications to access user data without exposing credentials. Here's a concise guide:

Key Concepts

  • Authorization Server: Issues access tokens after verifying user identity
  • Resource Server: Protects resources and validates tokens
  • Client Application: Requests access on behalf of the user
  • Token Endpoint: Where clients exchange authorization codes for tokens

Workflow Overview

  1. User Authentication
    OAuth 2.0 Flow
  2. Token Request
    Token Request Process
  3. Resource Access
    Resource Access with Token

Use Cases

  • 🧑‍💻 Social media login integration
  • 📊 Third-party API access control
  • 🔄 Secure data sharing between services

For deeper insights, explore our Authentication Guide or API Security Best Practices.