Character sets
Password
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StrengthWeak~0.0 bits entropy
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Create strong random passwords with adjustable length and character types — letters, numbers, and symbols.
Passwords are generated with crypto.getRandomValues in your browser; nothing is stored or transmitted to any server.
Passwords use crypto.getRandomValues — the same Web Crypto API browsers use for TLS keys — not Math.random().
No. Generation happens entirely in your browser. We never see, log, or store your password.
For most accounts, 16+ characters with mixed character types is a solid default. Longer is better when the site allows it.
Symbols increase entropy, but some sites restrict special characters. Match the site's rules when registering.
This tool is for human-memorable passwords. API keys and secrets should come from your platform's secure key management.