OV or Organization Validated SSL Certificates
Organization Validated SSL certificates offer higher benefits than the Domain Validated ones; these certificates mean that the business is authorized and the data provided by it is valid and legal. They require identification for the site owners as well as the organization itself, which means that if a business is Organization Validated then it is secure and legitimate. These certificates can be used for individual businesses as well for all of its sub-domains, which means that you do not have to buy separate certificates for your main and sub-domains.
Organization Validated certificates are a bit pricier and offers more to your customers in terms of company information and legitimacy. Companies offering these certificates add their trusted and identifiable seal and for a visitor, this is the highest possible security level for businesses. Commercial websites with significant public dealing is strictly checked and authenticated by agents and against the government databases. Organization Validated SSL certificates follow the X.509 RFC standards and, hence, has all the information related to the respective business.