https://cdr-sso.datavat.com.au/cdrsso/Scripts/common/PasswordStrength.js

1function checkStrength(password) {
2    var strength = 0;
3    if (password.length < 8) {
4        $('#strengthMessage').removeClass();
5        $('#strengthMessage').addClass('Short');
6        return 'Too short';
7    }
8    if (password.length > 9) strength += 1;
9    // If password contains both lower and uppercase characters, increase strength value.  
10    if (password.match(/([a-z].*[A-Z])|([A-Z].*[a-z])/)) {
11        strength += 1;
12    }
13    // If it has numbers and characters, increase strength value.  
14    if (password.match(/([a-zA-Z])/) && password.match(/([0-9])/)) {
15        strength += 1;
16    }
17    // If it has one special character, increase strength value.  
18    if (password.match(/([!,%,&,@,#,$,^,*,?,_,~])/)) {
19        strength += 1;
20    }
21    // If it has two special characters, increase strength value.  
22    if (password.match(/(.*[!,%,&,@,#,$,^,*,?,_,~].*[!,%,&,@,#,$,^,*,?,_,~])/))
23    {
24        strength += 1;
25    }
26    // Calculated strength value, we can return messages  
27    // If value is less than 2  
28    if (strength < 2) {
29        $('#strengthMessage').removeClass();
30        $('#strengthMessage').addClass('Weak');
31        return 'Weak';
32    } else if (strength == 2) {
33        $('#strengthMessage').removeClass();
34        $('#strengthMessage').addClass('Good');
35        return 'Good';
36    } else {
37        $('#strengthMessage').removeClass();
38        $('#strengthMessage').addClass('Strong');
39        return 'Strong';
40    }
41}