在21世纪后,已经进入了信息高速迅猛发展的时代节奏中,计算机网络通信一般在大众日常生活中形成了较大的影响。针对一个国家来说,我国利用计算机通信网络,在经济、文化等多个范畴中获得了较好的成绩。因技术中仍然现存部分难题与劣势无法解决,所以其中仍然存在很大的安全漏洞;需高效的增强计算机网络通信的安全,文章以计算机通信网络安全问题作为主体展开讨论,进一步建立具有针对性的保护方针。 After the 21st century, it has entered the rhythm of rapid and rapid development of information. Computer network communications generally have a greater impact on the general public’s daily life. For a country, our country has made good achievements in many fields such as economy and culture by using computer communication network. Due to the technical problems that still exist in the existing problems and disadvantages can not be resolved, so there are still a lot of security loopholes; to effectively enhance the security of computer network communications, the article discusses the issue of computer communications network security as the main body to further establish targeted Protection policy.