Network Security Architecture Design Of A Private Communication System

With the prevalence and development of network techniques, the demands of daily business are increasing with network in industries. And network construction is more and more popular. Under this circumstance, some department of Shanxi government has designed and built a private communication system which is used for departments of whole province of single business service since first of 2004. It becomes a private wide area network (WAN) by connecting several LAN with private line and building network across regions.After assigned to join the whole process of project demonstrating and scenario design and implementation, this thesis is completed by decryption. Based on the architecture design of some private communication system, relevant architecture of Information Security Standard and laws, status quo of business application and risk analysis of some private communication system, security demand of anti-risk is put forward in allusion to this private communication system. For this security demand and future development, the complete safeguard architecture and specific security solution is put forward. And security management strategy and system is established of this private communication system based on the principle of techniques and management.This system was begun to implement in 2004. In 2005 the network was set up and in use. The safeguard architecture was built synchronously. Part of it has been implemented and it is exerting effects on system's safeguard.