JWT Decoder Online

Decode a JWT header and payload locally without verifying its signature.

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Processed locally in your browser. Your input is not uploaded to our server.

How to use JWT Decoder

  1. Paste a three-part JWT.
  2. Process the token.
  3. Inspect the decoded header and payload.

Features and requirements

  • Local browser processing
  • No Utlivo account required
  • Copy or download supported results

JWT Decoder: questions and answers

Does decoding prove a token is valid?

No. Signature, issuer, audience and expiration must be verified by the receiving application.

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