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JWT Decoder
Decode JWT tokens to view Header, Payload, and expiration time.
What is this tool?
JWT Decoder is a secure tool that decodes JSON Web Tokens to reveal their header, payload, and signature components. Verify token expiration and claims instantly.
How to Use
Paste your JWT token in the input field. The decoded header and payload will appear immediately. Check expiration status and verify token structure at a glance.
Features
- Instant decoding without server communication
- Visual expiration status indicator
- Support for all JWT algorithms (HS256, RS256, etc.)
- Formatted JSON output for easy reading