21世纪是网络的时代,飞速发展的互联网不断冲击着社会的各个方面,新的国际斗争方式——网络战已经出现,国家安全中的网络安全问题越来越受到各国的关注和重视。中国近几年建立了网络部队,但面对西方发达国家的信息和网络霸权,为了保卫国家网络安全,中国还需要在技术、管理和国际合作等方面做不懈努力。 The 21st century is the era of the Internet. The rapid development of the Internet has continuously impacted all aspects of society. The new international struggle mode - the network warfare has emerged. The issue of cybersecurity in national security has drawn more and more attention and attention from all countries. In recent years, China has established a network force. However, facing the information and network hegemony of the developed western countries, China also needs to make unremitting efforts in technology, management and international cooperation in order to defend its national network security.