Security Issue and Countermeasures of Campus Network

With the continuous development of application of campus network, the security issues of campus network become increasingly urgent and directly affect the teaching, administration and scientific research activities of the schools. Based on thorough analysis of the hidden security risks of campus network, Discusses the countermeasure of network security from aspects of network technology and network administration in this paper, so as to help the administrators of campus network to do a good job in network security.