A lot of people who are using the older versions of Joomla are increasingly being hacked, which in turn takes all day to fix and interrupts your business. Your first step to avoid being hacked is to upgrade your site to the latest version of Joomla. In spite of doing this, there are still many other actions that you need to take in order to prevent having your Joomla site hacked: The guys at the Joomla.org community have created a Joomla Administrator’s Security Checklist. Go through this list and take the necessary steps to secure your site as much as possible. Install a security plug-in like the jSecure Authentication plug-in. Every Joomla backend comes with the same URL. By installing a security plug-in, you can add a suffix to your URL and make it exclusively yours. If the URL has not been entered with the correct suffix, then the site will be redirected to a 404 page. Keep changing the suffix every now and then. Never use the jos_ prefix! The jos_ is the standard prefix for Joomla...
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