JWT Debugger
Decode, verify, and generate JSON Web Tokens securely.
check_circleSignature Verified
Encoded Token
eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c
HEADERPAYLOADSIGNATURE
Header: Algorithm & Token Type
JSON{
"alg": "HS256",
"typ": "JWT"
}Payload: Data
JSON{
"sub": "1234567890",
"name": "John Doe",
"iat": 1516239022
}schedule iat: Jan 18, 2018 1:30 PM
Verify Signature
HMACSHA256(
base64UrlEncode(header) + "." +
base64UrlEncode(payload),
your-256-bit-secret
)
base64UrlEncode(header) + "." +
base64UrlEncode(payload),
your-256-bit-secret
)
key