JWT Decoder
Decode JWT tokens instantly. View Header, Payload, and verify expiry.
Header
Paste JWT token and click Decode...
Payload
Payload will appear here...
About JWT Tokens
What is JWT?
JSON Web Token - A compact, URL-safe means of representing claims between two parties.
Structure:
Three parts: Header (algorithm), Payload (data), Signature (verification).
Security:
This tool only decodes. For verification, use proper JWT libraries.