JWT Decoder
Paste a JWT and instantly see the decoded header, payload, and signature. Automatically detects token expiration, converts iat/exp timestamps to readable dates, and highlights expired tokens. Your token never leaves the browser.
Input
Header
{
"alg": "HS256",
"typ": "JWT"
}Payload
{
"sub": "1234567890",
"name": "John Doe",
"iat": 1516239022,
"_issuedAt": "2018-01-18T01:30:22.000Z"
}Signature
SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c