Dive into a comprehensive 45-minute tutorial on implementing biometric authentication using Flask, React, and Passage. Learn how to set up a secure and user-friendly authentication system, starting with an introduction to biometric authentication and a demo of Passage. Follow along as the instructor guides you through React and ngrok setup, Passage configuration, and implementing React Router for page routing. Explore the process of creating login and registration functionalities, retrieving user data, and building a profile page. Delve into setting up an authenticated Flask backend and connecting it to the frontend. Gain insights into customizing the Passage Web UI and leveraging additional resources for further learning. Perfect for developers looking to enhance their web applications with modern, secure authentication methods.