Generate an HMAC signature (SHA-1, SHA-256, SHA-384, SHA-512) with a secret key.
Enter text and a secret key above...
Giới thiệu & Cách hoạt động
Discover how HMAC Generator executes your workflow locally in your browser with zero server uploads and total privacy.
HMAC Generator on Neranjan Tools is an ultra-fast, client-side utility crafted to deliver professional-grade processing without the privacy risks or upload delays of traditional cloud services. Whether handling sensitive business contracts, personal photos, or code snippets, you can accomplish your task in seconds.
Unlike conventional web converters that upload your confidential files to remote third-party servers, this tool operates 100% inside your browser's local sandbox using HTML5 Canvas, WebAssembly, and modern JavaScript engines. Your files are loaded into your device's memory, processed instantly by your local CPU and GPU, and saved directly to your disk, ensuring zero data leaks, zero server logging, and immunity to malware execution.
Hướng dẫn từng bước
Enter Input
Type or paste your text.
Instant Result
The result updates instantly, computed locally.
Copy
Copy the result to your clipboard.
Không lưu trữ trên máy chủ
Files never leave your device. Complete immunity from server breaches or data leaks.
Hiệu suất tức thì
Immediate processing powered by your local device hardware with zero upload wait times.
Hỗ trợ mọi thiết bị
Works smoothly on iOS, Android, macOS, Windows, and Linux across all modern browsers.
Miễn phí 100% mãi mãi
No hidden subscriptions, no credit card forms, and unlimited free daily usage.
Cam kết riêng tư 100% phía máy khách
Neranjan Tools guarantees that HMAC Generator processes your data purely in your browser memory. We never store, log, or inspect your files, protecting you fully against virus uploads and data breaches.
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Lịch sử phiên bản
Phiên bản hiện tại: v2.0Updated how-to steps, FAQ
Sep 24, 2026