【摘要】 首先，结合太空系统面临的网络安全问题，梳理了针对太空系统的安全威胁事件；然后，从制定太空网络安全相关的战略政策、强化军事作战力量和采取一系列措施构建太空网络安全能力3个方面，分析了国外太空网络安全能力的发展情况，进一步研究其发展趋势；最后，从健全太空网络安全顶层战略、构建弹性的太空网络安全防御体系、加强网络安全人才培养，以及重视国际合作4个方面，对构建我国太空网络安全能力提出思考。更多还原

【Abstract】 Firstly, combined with the network security problems faced in the space systems, the security threat events against the space system are sorted out. Then, from three aspects including formulating strategic policies related to space network security, strengthening military combat forces, and taking a series of measures to build space network security capabilities, the development situation of foreign space network security capabilities is analyzed. Its development trend is also studied further. Finally, from four aspects including improving the top-level strategy of space network security, building an elastic space network security defense system, strengthening the training of network security talents, and emphasizing international cooperation, thoughts are presented on building our space network security capabilities.更多还原