The University Network Security System Construction Under The Requirements Of Level Protection

With the pace of the information age more faster, university network is the computer network servicing in education, scientific research and office management. It is convenient to teachers' and students' work, study and life, but at the same time, it faces a severe situation of the network security. To strengthen the network information safety is a important task for cultivating talents, national development. Information security level protection system is the national information security work. It is one of the important content of network security. The implementation work is the objective and urgent needs of the current domestic information network security.This paper comprehensively introduces the network security situation on the domestic and foreign markets, and researches the level protection system , puts forward level protect model. According to the third grade level protection system, the paper analyzes the framework and the division of the secure domain management in detail, and carries out the university network security system construction scheme.Combined with the Campus Network of the GuangXi Teachers Education University, the paper summarizes its Network status, and analyzes network security threat on entity security threat, and network communication security threat, application security threat, operating system security threat, network management. To consider the comprehensive research of the integral system and technology, the paper proposes security plan according to security level 3. I hope it could be used in the universities which have the similar security requirements.