Is it safe to paste my JWT here?

Yes. The decoding happens entirely in your browser using JavaScript. No data is sent to any server.

Can this tool verify JWT signatures?

This tool decodes and displays JWT contents. For full signature verification, you need the signing secret or public key, which this tool does not require.

Is it safe to paste my JWT here?

Yes. The decoding happens entirely in your browser using JavaScript. No data is sent to any server.

Can this tool verify JWT signatures?

This tool decodes and displays JWT contents. For full signature verification, you need the signing secret or public key, which this tool does not require.

Gratuito

Decodificatore JWT

Incolla un token JWT per decodificare e ispezionare il suo header, payload e stato di scadenza. Tutto funziona nel tuo browser.

100% gratuitoNessuna iscrizione richiestaFunziona nel tuo browser

Stato

Valido

Scade in

1668d 23h

Emesso

2960d 15h fa

Header

{
  "alg": "HS256",
  "typ": "JWT"
}

Payload

{
  "sub": "1234567890",
  "name": "John Doe",
  "iat": 1516239022,
  "exp": 1916239022
}

Attestazioni

sub"1234567890"Subject

name"John Doe"

iat1516239022Issued At

exp1916239022Expiration Time

Firma

4S2sL0bGMwFk3IGSbIOAsOGSYH_B5MddO1BDLl2Yb4E

Questo strumento decodifica i token interamente nel tuo browser. Nessun dato viene inviato a nessun server.

About JWT Decoder

Paste a JWT token to instantly decode and inspect its header, payload, and signature. View claims like expiration, issuer, and custom data. Everything runs in your browser — tokens are never sent to a server.

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