Joomla's Vulnerable Extensions List (VEL) is a helpful tool to assist you in keeping your Joomla site secure from hackers. It can even help you if your Joomla site has been hacked and you are wondering which hacked Joomla template or hacked Joomla extension is the problem.
The following video tutorial focuses on a few of the key features of the VEL - including where to subscribe to get e-mail updates as soon as a new vulnerable Joomla extension is discovered.
Modifying the Joomla template on your site is fairly simple if you are using a template from RocketTheme.com (they have a few free ones for use as well.) This tutorial will show you how to easily change the CSS tags on your Gantry 5 RocketTheme Joomla Template.