Security
All tools →HMAC Generator
Compute HMAC-SHA1/256/384/512. — free, private, client-side. API: POST /api/v1/tools/hmac-generator
Message
Secret key
Runs 100% in your browser — no data leaves your device. For programmatic use:
curl -X POST /api/v1/tools/hmac-generator -d '{ "input": "hello" }' → JSON. See /docs/api.