JWT Generator
NewCreate JSON Web Tokens (JWT) signed with HMAC-SHA256 directly in your browser. Enter any JSON payload and a secret key to generate a properly signed token. The output is color-coded to show the header (red), payload (green), and signature (blue) components.
How to Use JWT Generator
- 1Enter your JWT payload as JSON
- 2Enter a secret key
- 3Click Generate JWT
- 4Copy the signed token
About JWT Generator
Create JSON Web Tokens (JWT) signed with HMAC-SHA256 directly in your browser. Enter any JSON payload and a secret key to generate a properly signed token. The output is color-coded to show the header (red), payload (green), and signature (blue) components.
Your Privacy is Protected
JWT Generator runs entirely in your browser. Your files and data are never uploaded to any server, never stored, and never shared. Everything happens locally on your device using secure browser APIs.
Frequently Asked Questions
Is this production-ready?
This tool is for development and debugging. Production JWTs should be generated server-side using a proper JWT library.
What algorithm is used?
HMAC-SHA256 (HS256), the most widely supported JWT signing algorithm.
Why Use This Tool?
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