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JWT-dekoder

Inspicér tokens

Om dette værktøj

Decode JSON Web Tokens to inspect their header and payload. Useful for debugging auth and API integrations. Decoding happens locally.

Funktioner

  • Decode header and payload
  • Highlights expiry, issuer and audience
  • Verifies signature with HMAC secret (optional)
  • Browser-only

Sådan bruger du det

  1. Paste a JWT.
  2. Read the decoded header and payload.
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Alt sker inde i din browser med JavaScript og WebAssembly. Dine filer bliver aldrig uploadet, aldrig gemt og aldrig set af os.

Ofte stillede spørgsmål

Is decoding sensitive?

Decoding doesn't reveal anything secret - JWT payloads are just Base64. Don't paste production tokens into untrusted tools.