Newer version of Java has tightened their security and the way to bypass the security is to add an exception. Below are instructions to adding an exception site list:
Manage the Exception Site List
The exception site list is managed in the Security tab of the Java Control Panel. The list is shown in the tab. To add, edit or remove a URL from list, Click Edit Site List and follow the directions shown.
Start > Control Panel > Java or Java (x86) > Security tab
Add a URL
Click on the Edit Site List button.
Click the Add in the Exception Site List window.
Click in the empty field under Location field to enter the URL.
Type in: https://remote.networkcc.com.au
Click OK to save the URL that you entered.
Click Continue on the Security Warning dialog.