ng-password-strength

Password strength checker wrapped in an angular directive Based on:

• http://blog.brunoscopelliti.com/angularjs-directive-to-test-the-strength-of-a-passwordbruno

• http://www.passwordmeter.commeter

bruno: http://blog.brunoscopelliti.com/angularjs-directive-to-test-the-strength-of-a-password meter: http://www.passwordmeter.com

Examples

See app/index.html in the respository. Live example live-example

Usage

1. Bower should add ng-password-strength.min.js to you main file (index.html)

you can download this by: using bower and running bower install ng-password-strength downloading the production versionmin or the development versionmax. min: https://raw.github.com/subarroca/ng-password-strength/master/dist/ng-password-strength.min.js max: https://raw.github.com/subarroca/ng-password-strength/master/dist/ng-password-strength.js In your web page: ```html ```

1. Bower should add ng-password-strength to your main file (index.html). Some of them are not automatically added so you'd better check them.

```html ```

1. Set ng-password-strength as a dependency in your module

```javascript var myapp = angular.module('myapp', 'ngPasswordStrength') ```

1. Add ng-password-strength directive to the wanted element, example:

```html ```

• Accepted addtional params:

strength: value returned 0-100 css-mode: 'foundation' or 'bootstrap'. Sets inner-class, inner-class-prefix, outter-class-prefix. No need to set one by one inner-class: inner bar class (i.e. 'progress-bar') inner-class-prefix: inner bar class prefix (i.e. 'progress-bar-' => 'progress-bar-success') outter-class-prefix: root element class prefix (i.e. 'progress-bar-' => 'progress-bar-success') calculation-mode: 'formula' (default) or 'entropy'. Formula is explained below goal: only used in entropy mode. Fixes the amount to reach. Default: 96

Formula

Values limited to 0-100

• Pros:

Number of Characters + n*4 Uppercase Letters (if any uppercase) + (len-n)*2 Lowercase Letters (if any lowercase) + (len-n)*2 Numbers (if any letter) + n*4 Symbols + n*6 Middle Numbers or Symbols + n*2 Requirements + n*2

• Cons:

Letters Only - n Numbers Only - n Repeat Characters (Case Insensitive) - (n/len) *10 Consecutive Uppercase Letters - n*2 Consecutive Lowercase Letters - n*2 Consecutive Numbers - n*2 Sequential Letters (3+) - n*3 Sequential Numbers (3+) - n*3 Sequential Symbols (3+) - n*3

TODO

Create tests

Changelog

v0.3.0

• formula calculation moved to factory

• added entropy calculation in a new factory

• template moved to detached html

v0.2.0

• added dependency: lodash

• removed dependencies: bootstrap, ng-lodash

• added classes for further customization

• added modes for faster customization: foundation, bootstrap

v0.1.0

• added dependency: ng-lodash

• removed dependencies: underscore.string

• changed compass to node-sass

v0.0.8

• lodash update

v0.0.7

• strength value feedback

v0.0.6

• change underscore to lodash

v0.0.1

• formula-based value calculations