EV stands for Extended Validation and is the most premium type of SSL certificate available. These certificates are identified on websites mainly by the green address bar, the most universally recognized symbol of trust on the web. EV certificates are becoming more and more commonplace in the industry, especially amongst ecommerce sites, as they are used by some of the most trusted sites in the world like Bank of America, Twitter, Paypal, and more. These certificates require that a company complete a thorough vetting process before being issued.