PHP Classes

PHP Password Entropy Calculator: Calculates entropy of a given password

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password-entropy 1.0.0GNU General Publi...5.0Algorithms, PHP 5, Text processing, S...


This class can calculate entropy of a given password to determine if it easy to guess.

It takes a password text and checks the sets of characters that it contains to assign an entropy level.

The class returns an integer as entropy level.

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Password Entropy Estimator ========================== Copyright (c) 2013, Peter Kahl. All rights reserved. []( About ===== Estimates entropy of a password. Usage Example ============= ```php <?php $password = 'McF-GU*".k9B['; require 'class.password-entropy-estimator.php'; $ent = new password_entropy_estimator; echo $ent->entropy($password); // 85 bits ?> ``` License ======= This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see []( Change Log ========== 1.0.0 ..... 2012-10-13 Initial release

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