PHP code example of philiprehberger / php-password-strength

1. Go to this page and download the library: Download philiprehberger/php-password-strength library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

philiprehberger / php-password-strength example snippets


use PhilipRehberger\PasswordStrength\PasswordStrength;

$result = PasswordStrength::check('MyP@ssw0rd!2026');

echo $result->score;       // 0-4
echo $result->label();     // "very weak", "weak", "fair", "strong", or "very strong"
echo $result->entropy;     // Shannon entropy in bits
echo $result->isCommon;    // true if found in common passwords list
echo $result->length;      // Password length

// Improvement suggestions
foreach ($result->suggestions as $suggestion) {
    echo $suggestion;
}

// Array representation
$array = $result->toArray();


use PhilipRehberger\PasswordStrength\PasswordStrength;

// Returns true if score >= 3 (strong)
if (PasswordStrength::isStrong('MyP@ssw0rd!2026')) {
    echo 'Password is strong enough.';
}

// Custom minimum score
if (PasswordStrength::isStrong('MyP@ssw0rd!2026', minScore: 4)) {
    echo 'Password is very strong.';
}


use PhilipRehberger\PasswordStrength\PasswordStrength;

$report = PasswordStrength::analyze('MyP@ssw0rd!2026');

echo $report->score;             // 0-4
echo $report->level;             // "very weak", "weak", "fair", "strong", or "very strong"
echo $report->length;            // Password length
echo $report->hasLowercase;      // true
echo $report->hasUppercase;      // true
echo $report->hasDigits;         // true
echo $report->hasSymbols;        // true
echo $report->hasRepeatedChars;  // false
echo $report->hasSequentialChars; // false
echo $report->hasKeyboardPattern; // false


use PhilipRehberger\PasswordStrength\PasswordStrength;

PasswordStrength::addDictionary(['company', 'acme', 'internal']);

$result = PasswordStrength::check('acmepassword');
// Score reduced, suggestion: "Avoid dictionary words."

PasswordStrength::clearDictionaries();


use PhilipRehberger\PasswordStrength\PasswordStrength;

$report = PasswordStrength::withContext(['john', '[email protected]'])
    ->analyze('john2024!');

echo $report->hasPersonalContext; // true
// Suggestion: "Avoid using personal information in your password"


use PhilipRehberger\PasswordStrength\PasswordPolicy;
use PhilipRehberger\PasswordStrength\PasswordStrength;

$policy = (new PasswordPolicy)
    ->minLength(10)
    ->swordStrength::meetsPolicy('MyP@ssw0rd!2026', $policy); // true
PasswordStrength::meetsPolicy('weak', $policy);             // false

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