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JWT decoder

Decode a JWT header and payload without verifying its signature

JWT signatures are not verified; only the header and payload are shown.

Your input stays in this browser and is never uploaded.

Guide

Decode a JWT header and payload without verifying its signature

Transform a value

  1. Enter text or data.
  2. Choose encoding, decoding, or formatting.
  3. Copy the result where you need it.

Security

Your input stays in this browser and is not sent to a server.

FAQ · Can a hash be restored to its original text?
No. SHA hashes are one-way values and cannot be reversed.