Contents
What is subdomain SSL?
A wildcard SSL certificate is used if you have multiple subdomains that need to be secured at the same level. A single certificate is issued to encrypt your domain along with an unlimited number of subdomains.
Is WWW a subdomain domain?
So, www is a subdomain of your domain, which itself is a subdomain. The www can also be called a third level domain, since it is one level below your second level domain.
Is www subdomain necessary?
This isn’t strictly necessary, but it is traditional to include an indication of the services offered by a server in the domain, and Tim Berners-Lee used “www” for the first web pages at CERN. There is nothing special about the “www” subdomain other than tradition. Any string of letters can be used in a subdomain.
Can you create wildcard SSL certificate for two levels?
However, you can also have a Wildcard SSL certificate for two levels. In other words, you can have subdomains within a subdomain that will be covered by one product rather than the need for many. How it Works. To generate a CSR (Certificate Signing Request) that provides a Wildcard SSL certificate for two levels, you will need to know the subdomain you wish to divide further.
What is a multiple domain (UCC) SSL certificate?
UCC SSL Certificate stands for Unified Communication certificate. It is designed to protect multiple fully qualified domains ( FQDN ) under single SSL management. Under UCC SSL, the first domain is considered ‘Primary Domain’ or ‘Base Domain’ and other domains are regarded as SAN (Subject Alternative Names) domains.
What is a SSL wildcard certificate?
A wildcard certificate is a digital certificate that is applied to a domain and all its subdomains . Wildcard notation consists of an asterisk and a period before the domain name. Secure Sockets Layer ( SSL) certificates often use wildcards to extend SSL encryption to subdomains.
What is SSL hosting?
SSL ( short for Secure Sockets Layer ), is a protocol to secure Internet communication. SSL hosting refers to the web hosting service that offers either paid or free SSL certificate installation and SSL protection on their hosting servers.