Patent ID: 8161420

Claim:
A security management system of a home network, wherein the home network comprises a home gateway (HGW) and one or more user devices capable of communicating with the HGW, comprising: a security management server (SMS), configured to provide a security management service for the home network; and a security management module (SMM), configured to provide a security service for the one or more user devices; wherein the one or more user devices and a device having the SMM have unique network terminal identifications (NTIDs), including at least a home gateway ID and a user device ID, and the home network has a unique network identification (NID), which is assigned to the SMM and associated with the NTID of the device having the SMM at the SMS; the SMS communicates with the SMM by the HGW, the SMS and the SMM perform a security management for the home network through registering the home network and registering the user device by using of the NID and the NTIDs, where in the SMM in the home network can register the security management service with the SMS to obtain its own home network NID designated with a character string other than associated home network IP address.