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Auth · JSON Web Tokens

Decode and inspect a JWT, header to signature

Paste a token to see its header and payload, check expiry, and read standard claims. Everything decodes locally.

Runs locallyNo telemetry

JWT Token

Sample JWTs

Sample HS256 JWT

eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxM...

Sample RS256 JWT

eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxM...

Public Key (Optional)

For RS256, ES256, and other asymmetric algorithms

Paste a JWT Token

Enter a JWT token in the input field to decode and analyze it

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