How does JWT Decoder work?

Open the tool, provide the required input, adjust available options, and process the result directly in your browser.

Do I need an account?

No. NovaKit tools are designed for direct use without account setup.

Developer

JWT Decoder

Decode JWT header and payload, inspect timestamps, and copy formatted claim JSON.

JWT token

eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6Ik5vdmFLaXQiLCJpYXQiOjE1MTYyMzkwMjJ9.signature

Output

{
  "header": {
    "alg": "HS256",
    "typ": "JWT"
  },
  "payload": {
    "sub": "1234567890",
    "name": "NovaKit",
    "iat": 1516239022
  },
  "timestamps": {
    "iat": "2018-01-18T01:30:22.000Z"
  }
}

FAQ

Questions people ask

What is JWT Decoder used for?

JWT Decoder helps inspect token header and payload claims during API debugging. It does not verify signatures.

Does this developer tool upload data?

No. The processing and lookup data are handled locally in the browser.

Can I copy the result?

Yes. Use the copy button to copy output or individual lookup values.

Related tools

JWT Decoder

Questions people ask

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