Introduction

Authentication is key for modern web apps.
Diffcozen explains frontend authentication methods.

JWT (JSON Web Token)

• Token-based authentication
• Stored in memory or cookies
• Stateless approach

Cookies

• Can be HTTP-only for security
• Easy session management
• Works with JWT

Server Sessions

• Server stores user session
• Frontend receives session ID
• More secure for sensitive apps

Conclusion

Understand each method to choose the right approach for your app.
Secure authentication is essential for all developers.