中文摘要：

为了保障高校计算机公共实验室的教学工作顺利开展,提高实验室的网络安全水平,结合实验室网络安全管理的实践,从移动存储设备传播恶意代码,P2P应用占用大量带宽资源,ARP欺骗攻击猖獗,盗版资源使用泛滥,浏览不良和敏感网络信息,内部网络攻击等6个典型安全问题进行了具体分析,提出了相应的安全防御措施。实践证明,这些防御措施是行之有效的。

英文摘要：

In order to ensure the public computer lab teaching smoothly,and also to improve the level of network safety,this article analyzed six typical security problems,such as removable storage device spreading malicious code,P2P applications causing a huge consumption of network bandwidth,ARP cheating attack,rampant use of piracy resources,browsing vicious information,and internal network attacks,then the corresponding countermeasures were put forward.It was found that these defensive measures are effective.