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Pular para o conteúdoSeal notes with libsodium secretbox and Argon2id.
Full tool — runs in your browser. No sign-up required.
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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.
LocalEsta ferramenta processa dados localmente em seu navegador. Tentaco não recebe o conteúdo do seu arquivo neste modo.
Seal notes with libsodium secretbox and Argon2id. Sim — runs locally in your browser.
Sim — free on Tentaco.
Não — o processamento ocorre localmente no seu navegador. Seus arquivos e entradas não saem do dispositivo, a menos que a ferramenta use explicitamente a rede.
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.
Codificador Base58
Codifique e decodifique Base58 (alfabeto Bitcoin).
File Timestamps online — free
Hash files and stamp them via OpenTimestamps calendars.
Bcrypt Hash – hash de senha de desenvolvimento
Gere hashes bcrypt com fator de custo ajustável para testes de autenticação e acessórios.
Certificate Inspector online — free
Inspect PEM X.509 certificates and fingerprints.