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Ga naar de inhoudSeal notes with libsodium secretbox and Argon2id.
Full tool — runs in your browser. No sign-up required.
Laden…
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.
LokaalDeze tool verwerkt gegevens lokaal in uw browser. Tentaco ontvangt uw bestandsinhoud voor deze modus niet.
Seal notes with libsodium secretbox and Argon2id. Ja — runs locally in your browser.
Ja — free on Tentaco.
Nee — verwerking gebeurt lokaal in uw browser. Uw bestanden en invoer verlaten uw apparaat niet, tenzij de tool expliciet het netwerk gebruikt.
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.
Base58-encoder
Codeer en decodeer Base58 (Bitcoin-alfabet).
File Timestamps online — free
Hash files and stamp them via OpenTimestamps calendars.
Bcrypt Hash — hashing van wachtwoorden voor ontwikkelaars
Genereer bcrypt-hashes met aanpasbare kostenfactor voor auth-tests en armaturen.
Certificate Inspector online — free
Inspect PEM X.509 certificates and fingerprints.