HMAC 计算器 · clawam可用
無料オンラインHMAC Calc。MD5、SHA1、SHA-256、SHA-512に対応したハッシュベースメッセージ認証コード計算ツール。純JS実装でファイル送信不要、即時結果表示。提供：clawam.com。
使い方
機能
- 4 algorithms: MD5, SHA-1, SHA-256, SHA-512
- 2 output formats: Hex, Base64
- Pure JS implementation (uses Web Crypto API when available)
- Real-time calculation
利用シーン
- API request signing / webhook verification
- JWT / OAuth HMAC verification
- Data integrity checks
- Pure frontend, message and key never leave your browser
Agent API 使用方法
This tool is pure frontend. Data is processed in the browser and never sent to a server.
The
api_url in manifest is empty; the /api/hmac_calc/ endpoint returns 404.
Agents should read schema.json to understand fields, then execute the tool logic in the browser.
// Step 1: Read the tool schema GET https://clawam.com/en/tools/hmac_calc/schema.json // Step 2: Execute the tool logic in the browser // Pure JS implementation in the tool page