Our SSL certificates can be valid from anywhere to 1-2 years, depending on the certificate you choose to purchase. Per the Certificate Authority/Browser (CA/B) Forum, the governing body of the SSL industry, EV certificates can only be issued for a maximum of 2 years. DV and OV certificates from Symantec, GeoTrust, Thawte, Comodo and RapidSSL can be issued for a maximum of 2 years.