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Tom Utilities

HMAC-Generator

Entwickler-Werkzeuge

HMAC-Signaturen mit SHA-1, SHA-256, SHA-384 oder SHA-512 in Hex oder Base64 berechnen.

Verwendung

Generating an HMAC

Enter the secret key and message, then choose the hash algorithm and output encoding.

  1. Enter the key.
  2. Enter the message.
  3. Pick the algorithm and encoding.

Häufige Fragen

Is my key uploaded?

No, the signature is computed locally with the Web Crypto API.

Which encoding should I use?

Hex is common; Base64 is often used in HTTP and JWT contexts.