Seal notes with libsodium secretbox and Argon2id.
Full tool — runs in your browser. No sign-up required.
लोड हो रहा है...
Seal notes with libsodium secretbox and Argon2id.
Developer utilities should be fast, copy-friendly, and predictable. Paste or drop input, get a reliable result — no CLI install required.
Use this free Encrypted Notes whenever you need a browser-local result without creating an account.
Open the Encrypted Notes page — no registration required.
Paste, upload, or configure your input.
Review the live result and adjust options.
Copy or download the output to your device.
Processing is designed to stay in your browser session unless a mode explicitly notes a network call.
स्थानीययह टूल आपके ब्राउज़र में स्थानीय रूप से डेटा संसाधित करता है। टेंटाको को इस मोड के लिए आपकी फ़ाइल सामग्री प्राप्त नहीं होती है।
Seal notes with libsodium secretbox and Argon2id. Open the tool in your browser — no account or install required.
Yes — runs locally in your browser.
No — processing runs locally in your browser. Your files and inputs do not leave your device unless the tool explicitly uses the network.
Recovery Key Generator online — free
Generate printable vault-style recovery keys.
Secret Sharing online — free
Split and restore secrets with Shamir threshold shares.
WebAuthn Test online — free
Register and assert a passkey in this browser (demo).
Passkey Inspector online — free
Decode WebAuthn clientDataJSON and authenticatorData locally.
बेस58 एनकोडर
बेस58 (बिटकॉइन वर्णमाला) को एनकोड और डीकोड करें।
File Timestamps online — free
Hash files and stamp them via OpenTimestamps calendars.
बीक्रिप्ट हैश - डेव पासवर्ड हैशिंग
प्रमाणीकरण परीक्षण और फिक्स्चर के लिए समायोज्य लागत कारक के साथ बीक्रिप्ट हैश उत्पन्न करें।
Certificate Inspector online — free
Inspect PEM X.509 certificates and fingerprints.