Patent ID: 8112535

Claim:
A method performed by a primary server, said method comprising: establishing a first domain address; establishing a first security certificate; establishing a connection with a first server, said connection being made through a dynamically allocated network address; receiving a subordinate domain name request from said first server, said subordinate domain name request being a request for a name that is a subdomain of said first domain address and compliant with a Domain Name System, said subordinate domain name request comprising a Domain Name System request; registering said subordinate domain name in a nameserver resource record; storing said dynamically allocated network address with said subordinate domain name; issuing a subordinate security certificate for said first server, said subordinate security certificate being issued for said subordinate domain name and based on said first security certificate; transferring said subordinate security certificate to said first server; and forwarding a communication addressed to said subordinate domain name through said connection; detecting that said subordinate security certificate has an expiration date; obtaining an updated certificate; and forwarding said updated certificate to said first server.