WordPress is hugely popular as a content management system owing to the great flexibility and control that it offers. Since it is a self hosted solution, site owners will have absolute control over their site's data and features. However, such power comes with responsibility also. You will have to take care of your site's security and other features. With a simple WordPress install, you won't have a lot of tools to help you with. Jetpack is one of the most popular WordPress plugins that offers tons of features to your self-hosted WordPress site. In this article, we will look into the features of Jetpack, and try yo understand how it is an essential security tool for every WordPress site.