Verify JWT Token in Node.js: Secure Authentication with Middleware

Verify JWT Token in Node.js: Secure Authentication with Middleware

T
Thapa Technical
9 Video Views·Feb 25, 2025

🔐 Learn how to securely verify JWT tokens in your Node.js application! In this tutorial, we’ll implement middleware-based authentication to check whether a user is logged in or not. You’ll also see how to handle missing tokens, extract tokens from cookies, and properly define request properties for authentication.

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🚀 What You’ll Learn:
✅ How to verify JWT tokens in Node.js
✅ Checking if a user is logged in using authentication middleware
✅ Steps to safely extract and verify tokens from cookies
✅ Handling missing or invalid JWT tokens
✅ Modifying the request object to store user authentication details
✅ Testing & verifying the authentication flow
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⌛TIMELINE⏳
0:00 - Introduction to JWT token verification
0:30 - Get the source code for this tutorial
1:45 - Checking if a user is logged in or not
2:12 - Using middleware to verify authentication
4:30 - What’s required to verify a JWT token
6:00 - Handling cases where no token is found
6:30 - How to create a custom property in the request (req) object
8:10 - Extracting the token from cookies for verification
10:02 - Writing the JWT verification function
11:50 - Testing and verifying our authentication code
12:40 - Next video update & upcoming topics

Timestamps