JWT decoder

Paste a JWT - header and payload are decoded in your browser. The token is never sent anywhere.

JWT token

Decoded: algorithm HS256

Header

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

Payload

{
  "sub": "1234567890",
  "name": "Alex",
  "role": "admin",
  "iat": 1716239022,
  "exp": 2031599022
}

⚠️ This is a decoder, not a verifier - the signature is not checked. Never paste production tokens from other services here.