Authentication with Flutter and Firebase: A Guide to Email & Password Login

Authentication is the gateway to most modern applications. Protecting routes, personalizing the user experience, and ensuring data security are fundamental tasks. Fortunately, Firebase Authentication drastically simplifies this process. In this guide, we will build a simple Flutter application with a login screen (using email and password) and a home screen that can only be accessed after authentication. The focus is to create a solid and easy-to-understand foundation that you can implement in your own projects. ...

September 24, 2025 · 9 min