JWT Decoder
Paste any JWT to view its decoded header and payload. Signature is not verified.
About this tool
Decodes the header and payload of any JSON Web Token so you can inspect claims and expiry.
How to use
- 1Paste a JWT (three dot-separated parts).
- 2Read the decoded header and payload.
- 3Check the exp claim for expiry.
Good to know
This tool does NOT verify signatures. Never trust a JWT's contents without server-side verification.