JWT Token Decoder

Decode JSON Web Token header and payload locally. Signature is shown but not verified — verification requires the secret.

Token

Header

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

Payload

{
  "sub": "1234567890",
  "name": "Jane Doe",
  "iat": 1750000000,
  "exp": 1750086400
}

Signature

signature_placeholder

Signature is not verified here. Verify against the issuer's secret or public key.

Expiry

2025-06-16T15:06:40.000Z

Token has expired