JWT Authentication in Node.js: A Practical Guide (with Express)

Ever logged into an app, closed the tab, come back, and you're still logged in — no password needed? That's almost always JWT doing its job behind the scenes. JWT (JSON Web Token) is one of the most common ways to handle authentication in modern backends.

Source: [Dev.to](https://dev.to/akashguptasky/jwt-authentication-in-nodejs-a-practical-guide-with-express-2341)