0引言在我国经济发展的带动下,计算机技术正在不断的发展和普及,得到了人们的广泛应用。在计算机不断普及和发展的影响下,人们的生活也发生了巨大变化。但是由于计算机技术本身的开放性,在人们不规范操作下,就会给计算机网络安全造成一定影响,只有对存在的安全隐患进行分析并应对,才能更好的解决计算机网络存在的安全问题。1计算机网络安全产生的原因(1)安全防护系统存在漏洞。虽然我国计算机网络网络正 0 Introduction In China’s economic development, driven by the computer technology is constantly developing and popularized, has been widely used by people. Under the influence of the popularization and development of computers, great changes have taken place in people’s lives. However, due to the openness of computer technology itself, under the non-standard operation of people, computer network security will be affected to a certain extent. Only by analyzing and coping with the existing security risks can we better solve the security problems existing in computer networks. 1 computer network security reasons (1) security system vulnerabilities. Although our computer network is positive