What is JWT? | How JSON Web Token Works | JWT Authentication Explained

🔐 What is JWT and How It Works?
JWT (JSON Web Token) is a compact and secure way to transmit user authentication data between a client and a server.

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⏱️ Timestamps
00:00 Introduction
00:54 JWT
01:47 Header
02:05 Payload
02:48 Signature
03:15 How it all works
04:08 Why use JWT

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📖 About This Video
In this video on Cybe Wybe, I explain what JWT is, how JWT works internally, and why it is widely used for authentication in modern web applications.
JWT is commonly used in APIs, microservices, and single-page applications because it is stateless, scalable, and secure when implemented correctly.
In this video, you’ll learn:
What a JSON Web Token is
Structure of JWT (Header, Payload, Signature)
How JWT authentication works step by step
Why JWT is used instead of sessions
Common JWT security considerations
This video is ideal for beginners, developers, and students learning web security and authentication concepts.

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