#securityUpdated 2026-07-25
HMAC Generator
Generate an HMAC signature using a secret and message.
Input
Output
Result will appear here.
runs locally
Features
- Secret-based signing
- SHA-256 output
- Fully local
How to use HMAC Generator
- 1Enter the secret and message
- 2Click Generate
- 3Copy the HMAC
Example
Input — Example
secret hello
Output
hmac output
What HMAC Generator does
Generate an HMAC signature using a secret and message. It runs entirely client-side, so nothing you enter is sent to a server — useful when working with sensitive data or when you just want an instant result without waiting on a network round-trip.
Common use cases
- API signing
- Request verification
FAQ
What format should I use?
Enter the secret on the first line and the message on the second line.
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