| 摘要 |
The present invention relates to a communication security equipment for individual device connected to an end of a communication network and, more specifically, to an invention capable of preventing wrong control commands not approved from being transmitted to an individual device. To achieve this purpose, the present invention provides the communication security equipment for the individual device with an input interface to connect a communication line to communicate with a gateway connected to an external internet network and an input interface to connect a communication line or a cable to at least one external device; to selectively separate a network between the devices using the output interface from the external network connected by the input interface; and the capability of blocking the access to an individual device in the unapproved IP address. |
