Patent ID: 9021253
Filing Date: 2015-04-28
Classification: H04L

Abstract:
1. A quarantine method for allowing a client terminal to connect to a user network, said method comprising: an authentication apparatus recognizing that a communication means of the client terminal has been activated, wherein the authentication apparatus is directly connected to a quarantine network, to the user network, and to the client terminal; responsive to said recognizing, said authentication apparatus confirming a common certificate for the client terminal; after said confirming the common certificate, providing an Internet Protocol (IP) address to the client terminal to enable the client terminal to log in to the quarantine network; after said providing the IP address, connecting the client terminal to the quarantine network; responsive to the client terminal having connected to the quarantine network, a first authentication server security checking the client terminal to determine whether each check item of a plurality of check items has a violation; and after said checking the client terminal, allowing the client terminal to connect to the user network, said allowing comprising a second authentication server confirming a user certificate for the client terminal followed by said second authentication server storing the user certificate in the client terminal, wherein the first authentication server and the second authentication server are physically distinct hardware servers.