JWT Generator

Live

Create signed HS256/384/512 JWTs in your browser.

Payload (JSON)

{
  "sub": "1234567890",
  "name": "On9Tools",
  "iat": 1516239022
}

Secret

Algorithm

Signed token

Your signed JWT will appear here.

Signing happens locally with the Web Crypto API. Use a strong secret — anyone with it can forge tokens.

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