Generate cryptographically secure random passwords and passphrases.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Adjust the length slider (8 to 64 characters; 16+ recommended for high security).
Enable uppercase letters, lowercase letters, numbers, and special symbols.
Click generate to create a cryptographically random password evaluated with entropy scoring.
Passwords use the browser's cryptographically secure window.crypto.getRandomValues() API.
No, passwords exist solely in your temporary device memory and are never saved or transmitted.
Zero-egress companion tools in the Generators suite
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