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강력하고 안전한 비밀번호 생성
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DopaBrain Password Generator creates strong, random passwords using the Web Crypto API directly in your browser. Customize length, character types, and complexity. Features a real-time strength meter, one-click copy, and password history. No sign-up, no server storage, completely free.
Set your desired password length (8-64 characters), select which character types to include, and click Generate. The strength meter shows your password's security level. Click Copy to save it to your clipboard instantly.
Yes. Passwords are generated entirely in your browser using the Web Crypto API. No data is sent to any server, ensuring complete privacy and security.
We recommend at least 12 characters for general use and 16+ characters for sensitive accounts like banking or email.
Yes. You can toggle uppercase letters, lowercase letters, numbers, and special characters independently to meet any password requirements.
Generated passwords are only saved in your browser's local history for convenience. They never leave your device and are not stored on any server.
A strong password is long (12+ characters), uses a mix of uppercase, lowercase, numbers, and special characters, and is unique for each account.