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Generate TOTP authentication codes using a secret key. Free online tool for testing two-factor auth setups in your browser.
OTP जनरेटर is a free online सुरक्षा tool that works right in your browser — whatever you enter is processed locally and never sent to a server. No installation, no signup; works on both phone and desktop, ready to use instantly.
सभी सुरक्षा टूल्स स्थानीय रूप से चलते हैं बिना किसी डेटा को बाहर नहीं भेजते। पासवर्ड जनरेशन, हैश कंप्यूटेशन और अन्य संवेदनशील ऑपरेशन पूरी तरह से आपके ब्राउज़र में होते हैं।
When testing security tools, sending sensitive data like passwords or tokens to a remote server defeats the purpose. We built this tool to run entirely in your browser using the Web Crypto API — your data never leaves your device.
DevOps engineers and security-conscious developers who rotate secrets and verify integrity as part of their daily workflow. Whether you are checking a file checksum, generating an API key, or validating a token, doing it locally avoids sending sensitive data through an external service.
हाँ, पूरी तरह से मुफ्त और बिना साइनअप।
हाँ, यह टच सपोर्ट के साथ मोबाइल ब्राउज़र पर काम करता है।
सुरक्षा
पूरी तरह सुरक्षित। सभी चेक्स आपके ब्राउज़र में लोकली चलते हैं, बिना किसी रिक्वेस्ट या डेटा को बाहर भेजे।
ToolPure supports MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hash algorithms. All hashing is performed locally using the Web Crypto API, ensuring your data never leaves your browser.
Yes, you can decode JWT tokens to inspect header and payload, and generate new JWT tokens with custom claims. The tool supports HS256, HS384, and HS512 signing algorithms.
Yes, password generation uses the Web Crypto API getRandomValues() function, which provides cryptographically secure random numbers. Generated passwords are not stored or transmitted anywhere.
Yes. OTP जनरेटर is a pure front-end tool: whatever you type or paste is processed only in your browser's memory and never sent to a server. It disappears as soon as you refresh or close the page.
🔒 Privacy & Security：All processing happens locally in your browser. Files are never uploaded or stored.
🔒 Privacy: All processing happens locally in your browser. Your files and data never leave your device — no upload, no server, no tracking.