当前,我国网络安全形势随着整个国际形势的变化显得更加严峻。一些发达国家在网络空间中的顶层设计、发展战略和相应部署措施,使我们看到了新的战略威胁。网络信息战已进入实质性威胁,其交战规则的确立已经改变了过去对网络空间、网络信息战的传统认识:即对军事目标的攻击不再是网络战要解决的问题,网络信息战把攻防目标定位在所要保护的国家重要基础设施,目的是通过网络攻击使社会所有的基础设施瘫痪。目前, At present, the situation of cyber security in our country appears even more severe with the changes in the international situation as a whole. The top-level design, development strategies and corresponding deployment measures of some developed countries in cyberspace have given us a new strategic threat. The network information warfare has entered a substantive threat. The establishment of its rules of engagement has changed the traditional understanding of cyberspace and cyber information warfare in the past. That is, the attack on military targets is no longer a problem to be solved by cyber warfare. Cyber ​​information warfare has made the offensive and defensive The goal is to locate key national infrastructure to be protected in order to paralyze all social infrastructure through cyber attacks. Currently,