With the rapid development of computer network technology, human society greatly accelerate the growth of knowledge, digital information at an alarming rate changing the way people learn, lifestyle and way of thinking, and have a great impact on modern education mode. The traditional model of education that is inefficient in the classroom, textbooks, teacher-centered education model, more suited ... [Show full abstract] to the requirements of modern society for personnel training. The new, interactive, learning-based to individual learning styles influence and impact on the education of computer networks, and increasingly popular. Get through the network, storage, transmission and use of information, has become a student must have a basic skills. Currently, many colleges have varying degrees of awareness of the enormous impact of the computer network on education, have to build or upgrade their undergraduate education management system. As the network behavior of undergraduate education management mostly done online, a lot of critic l information of the educational management is confidential. Therefore, network security management of the undergraduate education is a key factor affecting the success of undergraduate education management. In this paper, we first introduction the computer network security management systems of undergraduate education, then Describes the use of network security technology to solve security problems.