The areas covered by the overall national security concept include

The overall national security concept includes homeland security, ecological security, biological security, space security and deep sea security.

1, Department of Homeland Security

Covering territory, residents, natural resources, infrastructure and other elements refers to the state of territorial integrity, national unity, maritime rights and interests, and inviolability or threat of borders.

2. Ecological security

Refers to the health and integrity of an ecosystem. It is the protection degree of human beings from ecological destruction and environmental pollution in production, life and health, including drinking water and food safety, air quality, green environment and other basic elements.

3. Safety of biological research

Generally speaking, it refers to the potential threat to the ecological environment and human health caused by the development and application of modern biotechnology, and a series of effective prevention and control measures taken against it.

4. Space security

It refers to the objective state that space system, space rights and interests, space orbit environment and so on are not threatened or violated.

5. Deep sea security

It refers to the peaceful exploration and utilization of the international seabed area, enhancing the ability of safe entry and exit, scientific investigation, development and utilization, strengthening international cooperation, and safeguarding the safety of China's activities, assets and other interests in outer space, the international seabed area and the polar regions.

The above contents refer to Baidu Encyclopedia-Overall National Security Concept.