Is the signature verified?

No. This only decodes the payload so you can read it; it does not prove the token is valid.

Is my token uploaded?

No. Decoding runs entirely in your browser, so the token stays on your device.

🪪

Decode a JSON Web Token to read its header and payload. The signature is not verified — inspect, do not trust. Free.

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JWT

DECODED

Is the signature verified?: No. This only decodes the payload so you can read it; it does not prove the token is valid.
Is my token uploaded?: No. Decoding runs entirely in your browser, so the token stays on your device.