How to Add Authentication to Any App in Under an Hour (2026 Guide)

📰 Dev.to · Aadesh Kumar

Learn to add authentication to any app in under an hour with a step-by-step guide

intermediate Published 20 Apr 2026

Action Steps

Choose an authentication library or framework
Configure the authentication service using OAuth or OpenID Connect
Implement user registration and login functionality
Test and validate authentication workflows
Integrate authentication with existing app functionality

Who Needs to Know This

Developers and software engineers can benefit from this guide to quickly add authentication to their applications, improving security and user management

Key Insight

💡 Authentication can be added quickly and easily to any app using the right libraries and frameworks