SSL Certificates protects the connection between the visitor and the website and ensures that the data flow between the visitor and the website are not readable for others. The green address bar, the company name in the address bar (only for Extended Validation certificates), the "s" after HTTP and the padlock in the browser shows your visitors and customers that your website is secured with an SSL certificate. There are multiple reasons for having an SSL Certificate one of them that it is legally required for companies to protect data flow. But putting the legal stand point aside. An SSL Certificate creates more trust with your visitors. It assures them that their information is not falling into the hands of third parties and this results into more sales and less drop-out orders.