HMAC Signature Generator
Generate hash-based message authentication codes (HMAC) safely in your browser. Specify a custom secret key and choose from standard SHA algorithms.
HMAC Signature (Hex)
Frequently Asked Questions
What does the HMAC Signature Generator do?
The HMAC Signature Generator is a utility for encoding, decoding, building, or hashing web links, URLs, and cryptographic strings.
Does the HMAC Signature Generator store my URLs or keys?
No, all hashing, encoding, and links generation are computed client-side in browser JS. No logs of URLs or generated tokens are stored.
What standards are used by the HMAC Signature Generator?
The tool conforms to standard RFC specifications for URL encoding (RFC 3986) and official cryptographic algorithms.
Does this tool work on mobile web browsers?
Yes, the design is mobile-responsive and functions perfectly on all major phone and tablet web browsers.
How do I copy my generated URL or string?
A single-click clipboard action is built directly into the UI to easily copy the generated URL or hash.