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JWT decoder

Read the header and payload of a JWT. Decodes only: it does not verify the signature.

AvailableIn your browserInput: Text

How to use: JWT decoder

  1. Paste the JWT.
  2. Read the decoded header, payload and dates (exp, iat, nbf).
  3. Copy the part you need.

What it accepts and what you get

Input
A JWT (three dot-separated parts).
Output
Header and payload as readable JSON.
Where your data is processed
Your data is processed in your browser and is not sent to our servers.

Limitations and notes

  • It only decodes: the signature is not verified, so it does not prove the token is genuine.
  • Do not paste production tokens into sites you do not trust; here they never leave the browser.

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