关键词: 网络空间, 战略, 网络空间安全, 网络空间行动, 网络空间任务部队

Abstract: Taking the construction of cyberspace operations forces and the cyberspace operations capabilities of the U.S. army as the core, in order to achieve the freedom of action in cyberspace, the U.S. Department of Defense has taken a number of strategic measures from five different levels, which includes the national strategy, the military strategy, the organization of combat forces, the construction of key elements of combat forces, and the law environment to support cyberspace operations. These strategic measures have achieved very comprehensive and positive results and ensured that the U.S. army maintains the absolute superiority of cyberspace operations in the future information war. By analyzing and grasping the logical structure and development context of cyberspace strategy of the U.S. Department of Defense, the corresponding references and inspirations are provided for the construction and development of China's cyberspace capabilities, which will help China take the initiatives in the cyberspace games of the world.

Key words: cyberspace, strategy, cyber security, cyberspace operations, cyberspace mission force