Encoders & Converters
HMAC Generator
Generate an HMAC signature (computed securely in your browser).
❓ Frequently Asked Questions
What is the HMAC Generator used for?
Generate an HMAC signature from a message and secret key.
Is the HMAC Generator free and private?
Yes — it's completely free and runs entirely in your browser. Whatever you enter stays on your device and is never uploaded to any server.
Do I need to install anything to use the HMAC Generator?
No. It works in any modern web browser on desktop, tablet, or phone — no downloads, no browser extensions, and no account required.