A Unified Communications Certificate (UCC) is a type of SAN (also known as multi domain) SSL/TLS certificate. A UCC lists a Fully Qualified Domain Name (FQDN) as a common name on the certificate. Each additional domain is listed as a SAN. This is different from a typical SAN certificate, where every single domain is listed […]
SAN
Understanding SAN certificates
A SAN certificate is an SSL/TLS certificate which hosts multiple domains and subdomains on the single certificate. It is often called a Multi Domain certificate. They are used for a number of reasons; from server limitations to sheer convenience. What is a SAN? To better understand what a SAN SSL/TLS certificate is, we will need […]