WordPress and Joomla website administrators who want to prevent hackers from accessing the default login page can turn to a plugin called jSecure Authentication (version for Joomla) or wSecure Authentication (version for WordPress). The plugins use a secret code thats entered through the URL path to protect the login page. For instance, in the case of Joomla websites, the default login URL is http://yourwebsite.com/administrator. When jSecure Authentication is installed, the URL must b…