What is the difference between DV, OV, EV SSL certificates?

SSL certificates are divided into DV, OV, EV certificates. DV certificate is mainly suitable for personal sites and applications with simple HTTPS encryption requirements; OV certificate will perform comprehensive identity authentication for enterprises, with higher security, suitable for small and medium-sized sites and applications such as e-commerce; EV certificate will carry out the highest level enterprise. Identity verification, the highest security, suitable for large sites such as finance and government agencies. For details, please refer to the purchase process.