JWT Token DecoderDeveloper Utility

Decode JSON Web Tokens (JWT) client-side

Security & Privacy Guarantee: Tokens are decoded completely in your browser memory. We never transmit your token across any network. Note: local decoding verifies token structure and expiration dates, but does not verify cryptographic signatures against private keys.

JWT Token

Active (Not Expired)Expires: 9/21/2030, 6:37:02 PMIssued: 1/18/2018, 2:30:22 AM

Header

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

Payload (Claims)

{
  "sub": "1234567890",
  "name": "Alice",
  "iat": 1516239022,
  "exp": 1916239022
}

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Como usar JWT Token Decoder

Paste text

Add the text you want to transform.

Run the tool

The transformation happens in your browser.

Copy or download

Copy the result or save it as a text file.

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