METHOD AND APPARATUS FOR SERVING A DIFFERENTIATED NETWORK SECURITY IN A WIDE AREA NETWORK

摘要

PURPOSE: A device and a method for discriminated a security service on a wide range network are provided to detect a large-scale attack through the network and confront the attack depending on a security level by discriminating/setting a security path to a security service request as classifying a security service into each security level and assigning the security level to respective devices. CONSTITUTION: A network security service framework comprises a security policy server(1) and a security policy executing system(2) performing a network security service on the wide range network(10). A security policy transferring/managing communication protocol stack(20) transmits the security policy information between the security policy server and the security policy executing system. A security management domain has a discriminated security requirement and confronting function.