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.

Gratuit

Décodeur JWT

Collez un jeton JWT pour décoder et inspecter son en-tête, sa charge utile et son statut d'expiration. Tout s'exécute dans votre navigateur.

100 % gratuitAucune inscription requiseFonctionne dans votre navigateur

Statut

Valide

Expire dans

1668d 23h

Émis

il y a 2960d 15h

En-tête

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

Charge utile

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

Réclamations

sub"1234567890"Subject

name"John Doe"

iat1516239022Issued At

exp1916239022Expiration Time

Signature

4S2sL0bGMwFk3IGSbIOAsOGSYH_B5MddO1BDLl2Yb4E

Cet outil décode les jetons entièrement dans votre navigateur. Aucune donnée n'est envoyée à aucun serveur.

À propos de 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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