GeoTrust Wildcard SSL Certificate comes with unlimited sub domains and unlimited server licenses. Also with wildcard ssl, you can secure unlimited sub domains on single IP address. With wildcard ssl, you can limit the expense for ssl security as single certificates secures all sub domains without any extra cost. With True BusinessID Wildcard SSL, you get high level of encryption and verification for unlimited host names on unlimited servers, all with single certificate. You also experience the dynamically date stamped GeoTrust True Site Seal to display so website visitors will identify immediately that your protection is current.