Comment by wooster20
11 years ago
I'm all for CAs to burn in a special hell. The other cost, though, was always getting a unique IP. Is that still a thing? Has someone figured out multiple certificates for different domains on the same IP? Weren't we running out of IPv4 at some point?
Yes, there are two main mechanisms, each with its own limitations.
https://en.wikipedia.org/wiki/SubjectAltName https://en.wikipedia.org/wiki/Server_Name_Indication