目前互联网在人们的生产、学习和生活中以及在国家的政治、经济、文化生活中的作用,已显得十分突出,全社会对互联网的依赖程度也越来越高。同时也出现了一些不可忽视的问题,有人利用互联网故意制作、传播计算机病毒等破坏性程序,攻击计算机系统及通信网络,危害网络运行安全。本文根据以下参考文献,结合工作中的实际经验,针对目前计算机网络安全方面的常用攻击方法以及防护措施提出一些建议以做参考。 At present, the role of the Internet in people’s production, study and life as well as in the country’s political, economic and cultural life has become very prominent. The whole society has become increasingly dependent on the Internet. At the same time, some problems that can not be neglected have emerged. Some people use the Internet to deliberately make and disseminate destructive programs such as computer viruses, attack computer systems and communication networks, and endanger the operation of networks. Based on the following references, combined with practical experience in the work, some suggestions are put forward for the common attack methods and protective measures in the current computer network security.