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Password Policy Engine

Interactive Demo Auth Vault

Password Strength Meter & Policy Configurator

Configure your password policy and test passwords against it in real-time.

Policy Preset

Basic

NIST 800-63b

Enterprise

Paranoid

Minimum Length

Maximum Length

Character Requirements

Uppercase letters (A-Z) Lowercase letters (a-z) Numbers (0-9) Special chars (!@#$…) No whitespace allowed No 3+ repeated chars (aaa) Block common passwords

Test Password

Entropy:

0 bits

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Enter a password

Policy Checks

🔏 Full Password Policy Engine — Python Library

Full version includes pwnedpasswords.com integration, policy config files, Django/FastAPI validators, password history checks, and breach detection.

Buy Full Version — $14.99