随着当前我国的计算机网络技术的进一步发展,在实际生产生活中的应用也愈来愈广泛,随之而来的就是计算机网络信息系统的安全问题。由于人们对计算机网络的依赖性愈来愈大,所以保障计算机网络信息系统的安全就成了这一发展领域的首要课题。基于此,本文主要就计算机网络信息系统安全问题及面临的主要威胁进行详细分析,然后结合实际对计算机网络信息系统安全保障措施进行探究。 With the further development of our country’s computer network technology, the application in the actual production and living is also more and more widespread, which is followed by the security of computer network information system. As people rely more and more on the computer network, the security of the computer network information system has become the primary issue in this field of development. Based on this, this paper mainly analyzes the security problems of computer network information system and the major threats it faces, and then studies the security measures of computer network information system based on the actual situation.