Web3 JWT Auth Debugger

Decode and inspect JWTs used in Web3 auth—claims, expirations, and wallet-oriented payloads stay in your browser.

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Enterprise Forensics

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How to use

  1. Open the tool above.
  2. Follow the on-screen steps.
  3. Copy or export your results.

Features

  • Inspect exp, iss, and custom wallet claims.
  • Useful for debugging SIWE and token-gated flows.

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FAQ

Can you verify signatures here?

You can decode JWTs and inspect claims; cryptographic verification depends on keys your dApp provides.

Are tokens uploaded?

Parsing is intended to stay client-side—avoid pasting long-lived production tokens.

Is this free?

Yes.