JWT Authentication - Node JS and Express Tutorials for Beginners

Learn how to implement secure JWT authentication in a Node.js and Express REST API. Explore the process of creating and verifying JSON Web Tokens, applying token verification to routes, and handling token refresh and logout functionalities. Discover best practices to prevent XSS and CSRF attacks, set up environment variables, and configure CORS for secure communication. Gain hands-on experience with cookie management, middleware implementation, and frontend-backend integration for a robust authentication system.

Intro
Welcome
JWT Authentication
Set up
Installing new dependencies
Creating environment variables
Creating JWT tokens at authorization
Creating JWT verification middleware
Applying JWT token verification to specific routes
Applying JWT token verification to many routes
Adding cookie-parser middleware
Creating a refresh token controller
Creating the refresh route
Adding the refresh route to the server
Testing the refresh route
Creating a logout controller
Creating the logout route
Adding the logout route to the server
A Quick Debug
Testing the logout route
Frontend: fetch needs the credentials option
Backend: CORS needs Access-Control-Allow-Credentials
Chrome requires specific cookie options