我国的网络技术领域已经得到全面的快速发展,成为一个计算机生产与使用的大国,随着互联网时代的到来,技术的不断更新,人们的方方面面都与计算机网络信息技术密不可分。虽然计算机网络安全机制和技术的研究工作在我国早已启动,随着技术的逐步发展也获得了一定的成果.但是,随着新兴技术的不断更新,影响网络信息安全的因素也在不断增加。 China’s network technology has been the rapid development of an all-round, become a large country in the production and use of computers, with the advent of the Internet age, the continuous upgrading of technology, people are all aspects of computer network and information technology are inseparable. Although the study of computer network security mechanism and technology has long been started in our country, some achievements have been obtained with the gradual development of technology.However, with the continuous updating of emerging technologies, the factors affecting the network information security are also increasing.