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ToolBay

JWT Decoder Online Free

Decode JSON Web Tokens and inspect header, payload, and signature. Verify claims and expiration dates.

  • Processed in your browser
  • Privacy-first
  • No account required
  • Nothing uploaded by default

Examples

Decode a sample JWT

eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIn0.dozjgNryP4J3jVmNHl0w5N_XgL0n3I9PlFUP0THsR8U

How JWT Decoder works

Decode JSON Web Tokens and inspect header, payload, and signature. Verify claims and expiration dates. Runs locally in your browser.

  1. 1. Add input. Paste, type, or upload. Use a sample if you just want to see it work.
  2. 2. Run it. Processing happens in the browser.
  3. 3. Copy or download. Take the output and close the tab.
  • Decode a sample JWT
Is it safe to paste my JWT here?
Tokens are decoded locally. However, never paste production tokens with sensitive data into any online tool.

ToolBay does not store your input. Close the tab and it is gone. More security tools.

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