JWT Decoder

Local browser processing. Nothing is uploaded.

JWT

Signature is decoded only, not verified.

The JWT was split into header and payload. 2 claim fields were found; the signature is not verified here.

Header

{
  "alg": "HS256",
  "typ": "JWT"
}

Payload

{
  "sub": "1234567890",
  "name": "Utilio",
  "iat": 1710000000,
  "exp": 1710003600
}

Tool questions

This tool runs in your browser. Your files or pasted content are not uploaded to Utilio for this workflow.

Review the output before using it in legal, financial, security, or production-critical work.