AES-GCM

Modern authenticated encryption. AES-256 + PBKDF2-derived key from your passphrase.

Passphrase (ephemeral — never shared) Used to derive the encryption key (PBKDF2-SHA-256, 100,000 iterations). Never persisted, never included in share links.

Input

Output

// about

A modern cryptographic primitive. Runs in your browser via the native WebCrypto API. Hit Share link to copy a URL that encodes your current state — recipients open it and their browser reconstructs everything locally. Nothing touches a server.