0引言现阶段我国对互联网技术的应用越来越多,应用范围也越来越广泛。虽然互联网技术的发展在一定程度上促进了我国的社会经济发展,但是计算机信息中安全事件常有发生,很多的用户都因此受到了困扰。尤其是现阶段黑客的频繁出现,攻击计算机网络的形式与手段也越来越多,造成信息泄露的问题也越来越多,计算机网络安全问题也因此引起了社会各界的关注。 0 Introduction At this stage, China’s application of Internet technology is more and more applied more and more widely. Although the development of Internet technology has promoted the social and economic development of our country to a certain extent, the security incidents in computer information often occur, and many users have been troubled by it. Especially at this stage, the frequent appearance of hackers attacks the forms and means of computer networks more and more, resulting in more and more information leaks, so the issue of computer network security has aroused the concern of all sectors of society.