passwd-generator 2026.1.1

Simple Python library to generate, hash, and verify secure passwords with modern crack time analysis

passwd-generator

passwd-generator is a simple Python library to generate, hash, and verify secure passwords with modern crack time analysis.

Documentation

Install the Package with

pip install passwd-generator or install the Development Version with pip install git+

Generate a password

from passwd_generator import passwd

# available types: 'char' (letters+symbols), 'num' (numbers only), 'nchar' (all chars)
password = passwd().generate_passwd(length=12, type="nchar")

Validate a password

from passwd_generator import passwd

print(passwd().validate_passwd(password="text", min_length=4))

Example Ouput:

{
    'valid': True,
    'length': 11,
    'score': 4,
    'cracktime' 24y
    'requirements': {
        'digits': True,
        'upper': True,
        'lower': True,
        'special': True
    }
}

Hash a password/text

from passwd_generator import passwd

password_hash = passwd().hash_passwd("text")

Verify a hash

from passwd_generator import passwd

password_hash = passwd().verify_hash("new_hash", "old_hash")