关键词: 塔林手册2.0, 赛博空间, 网络攻击, 国家自卫权, 国际关系

Abstract: The popularity of Internet applications is exploding. The expansion of cyberspace has a great impact on social relations at all levels, as well as international relations. In the complex and changeable situation, the study of the rules of cyberspace should be paid more attention, not just the development of network technology. At the same time, it should also include the exploration of the revision of the old rule system and the establishment of the new rule system. This paper analyzes the setting of applicable rules for the national right of self-defence under cyberspace. And when facing the interaction between the real space and cyberspace, hold the right of discourse and adhere to the independent position of China and the international vision of inclusive development.

Key words: Tallinn Handbook 2.0, cyberspace, cyber-attacks, national defense, international relations