What is SSL Web Server Wildcard Certificate?
A SSL Web Server Wildcard Certificate is a single server certificate to secure sub host names including fully qualified domain names using single wildcard certificate on the same domain name. For illustration, A SSL Web Server WildCard SSL Certificate for mail.domain.com could be used for www.domain.com.
A SSL Web Server Wildcard Certificate is a single certificate, with a wildcard character in the domain name field. This allows the certificate to secure multiple sub domain names ( hosts ) within the same domain. For example, a wildcard certificate for *.domain.com, could be used for www.domain.com.