JWT Debugger

Decode, inspect, and debug JSON Web Tokens (JWTs) in real-time.

lockEncoded

code_blocksHeader

Algorithm & Token Type

data_objectPayload

Data

verifiedSignature

Algorithm

expand_more

HMACSHA256

base64UrlEncode(header) + "." +
base64UrlEncode(payload),
your-256-bit-secret

Secret Key

Base64 Encoded

infoEnter secret to verify