Does this verify the JWT signature?

No - it only decodes the visible parts of the token. Signature verification requires the signing secret or public key.

Is decoding done in the browser?

Yes - the token is decoded locally in your browser.

Enter your values, review the result, and copy what you need from a more focused app-style panel.

JWT token

Header

Decoded header appears here...

Payload

Decoded payload appears here...

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