Legal analysis: the overall national security concept includes: paying equal attention to external security and internal security; Pay equal attention to homeland security and national security; Pay equal attention to traditional security and non-traditional security; Attach importance to both development issues and common security issues; Attach importance to both self-security and common security, and build a national security system that integrates political security, homeland security, military security, economic security, cultural security, social security, scientific and technological security, information security, ecological security, resource security and nuclear security.

Legal basis: Article 2 of the National Security Law of People's Republic of China (PRC) refers to the ability of state power, sovereignty, unity and territorial integrity, people's well-being, sustainable economic and social development and other major national interests to be relatively free from dangers and internal and external threats, and to ensure a continuous state of security. Article 3 National security work should adhere to the overall concept of national security, aim at people's security, take political security as the basis, economic security as the basis, military, cultural and social security as the guarantee, and rely on promoting international security to safeguard national security in an all-round way, build a national security system and take the national security road with China characteristics.