HMAC Generator
Use the HMAC Generator to calculate keyed HMAC signatures locally quickly on mobile or desktop.
HMAC Generator
Tool inputs are not stored, and private values stay out of analytics.
Result
How it works
Choose the options you need, then run the HMAC Generator to create a clear, copyable result.
The tool works by the browser Web Crypto HMAC signing implementation. Processing stays in the browser, and entered text, keys, and options are not sent to analytics or stored in the database.
Examples
Practical example
Sign a message with HMAC-SHA-256 and a temporary key.
Safe use
Review generated output before use and store sensitive results securely after leaving the page.
FAQ
How do I use the HMAC Generator?
Choose the required settings, enter data when needed, then generate and review the result.
Does it work on mobile?
Yes. The interface is responsive and works in modern mobile and desktop browsers.
Are inputs or results stored?
No. Processing runs in the browser and ABC7 does not store the entered values or generated output.