Free security utility

Strong keys.
Zero exposure.

Diceware-style passphrases with zxcvbn scoring — built by Syn Eater operators.

$ passgen --mode

Generate secure, memorable passphrases entirely in your browser with Web Crypto. Nothing is sent to our servers — the same engine we are packaging for our upcoming browser extension and mobile app.

// PASSGEN_WORKSPACE

Generate.
Copy. Done.

Configure word count, language, and complexity — then generate passphrases that never leave your browser.

Client-side · Web CryptoServer calls · 0Storage · None

Choose your options, then generate. Output appears here — only on your device.

// At work?

Get your environment independently tested

Syn Eater helps South African organisations find real weaknesses before attackers do.

Pretoria, Gauteng, South Africa. Phone +27 12 051 0686.