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JWT Tool

Decode, verify and sign JSON Web Tokens.

Encoded token

HeaderPayloadSignature

Header

HS256

Payload

6 claims

Claims

sub
Subject
1234567890
name
John Doe
iat
Issued at
1516239022
roles
["user","admin"]
email
johndoe@example.com
permissions
{"read":true,"write":false}

Decode a JSON Web Token, verify its signature, or sign a new JWT. Inspect the header and payload without sending the token to a server.

JWT Tool — Decode, verify and sign JSON Web Tokens