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안치홍,석승학,성열옥,한근희,정자욱 공주대학교 생산기술연구소 2002 論文集 Vol.10 No.-
OSS systems that are represented by the carrier preselection and number portability services con no longer be operated by themselves in their own domains since the freedom and various changes in electronic commerce require the interconnections between the heterogeneous OSS systems. However, since the cost of direct internonnections of OSS systems is so enormous we must consider the use of OSS gateways to interconnect heterogeneous OSS systems. In this research, we analyze the security weakness for interconnecting OSS systems throught gateways and suggest the security requirements for the OSS gateway.