HMAC Generator
Generate HMAC (Hash-based Message Authentication Code) hashes.
How to use
- 1Enter the message you want to hash.
- 2Provide a secret key for the HMAC calculation.
- 3Generate a secure HMAC-SHA256 signature.
Frequently Asked Questions
Is my data secure?
Yes. This tool runs entirely in your browser. Your data is never sent to our servers or stored anywhere.
Can I use this for large files?
Most browser-based processing can handle up to several megabytes. For extremely large files, we recommend using dedicated CLI tools or Web-based software.