Measure Password Strength With Zxcvbn Library - Bootstrap 4 Zxcvbn

Measure Password Strength With Zxcvbn Library - Bootstrap 4 Zxcvbn
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License: MIT
   

Just another jQuery password strength estimation plugin that measures the strength of the password using Dropbox's zxcvbn library and Bootstrap 4's progressbar component.

See also:

How to use it:

1. Load the necessary jQuery library, zxcvbn library, and Bootstrap 4 framework in the html file.

<!-- Bootstrap 4 stylesheet -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">

<!-- jQuery library -->
<script src="https://code.jquery.com/jquery-3.4.0.slim.min.js" integrity="sha384-7WBfQYubrFpye+dGHEeA3fHaTy/wpTFhxdjxqvK04e4orV3z+X4XC4qOX3qnkVC6" crossorigin="anonymous"></script>

<!-- Bootstrap 4 JavaScript -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>

<!-- zxcvbn library -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/zxcvbn/4.4.2/zxcvbn.js"></script>

2. Download and load the jQuery Bootstrap Zxcvbn plugin after jQuery.

<script src="bootstrap-zxcvbn.jquery.js"></script>

3. Create a progress bar component next to the password field.

<input type="text" class="form-control" id="password">
<div class="progress-bar" id="progress"></div>

4. Initialize the plugin and specify the selector of the password field.

$('#progress').zxcvbnProgress({
  passwordInput: '#password'
});

5. Customize the feedback about the password strength.

$('#progress').zxcvbnProgress({
  passwordInput: '#password',
  ratings: ["Very weak", "weak", "OK", "Strong", "Very strong"]
});

6. Customize the styles of the password strength meter depending on the password strength.

$('#progress').zxcvbnProgress({
  passwordInput: '#password',
  progressClasses: ['bg-danger', 'bg-warning', 'bg-warning', 'bg-success', 'bg-success']
});

This awesome jQuery plugin is developed by routekick. For more Advanced Usages, please check the demo page or visit the official website.