JWT Decoder

Decode JWT header and payload to read their contents.

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JWT Decoder

Decode JSON Web Tokens

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How It Works

  1. Paste JWT String
  2. Click Process
  3. See decoded JSON header and payload

Use Cases

  • Debugging Authentication
  • Inspecting tokens
  • Security analysis

Frequently Asked Questions

Is it secure?

Yes, tokens are decoded locally in your browser.

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