Abide by laws and regulations: college students should strictly abide by the laws and regulations of the state and not participate in any activities that endanger national security.

Strengthen the study of safety courses: College students should strengthen the education of revolutionary heroism and the heroic spirit of the people's army, and strengthen the awareness of national security and the community of the Chinese nation.

Raise awareness of information security: In the information age, network security is crucial to national security. College students should improve their awareness of information security, not disclose personal information and state secret information, and maintain the security of cyberspace.

Pay attention to the international situation: college students should pay attention to the international situation, understand the development trends of all countries in the world, enhance their international vision and make contributions to the peaceful development of the country.

In short, contemporary college students should study and implement the overall concept of national security, enhance their sense of hardship, actively participate in national defense education, carry forward the spirit of patriotism, strive to improve their scientific and technological innovation and social service capabilities, and make contributions to national security, stability and development.

Homeland security includes the following:

Homeland security refers to the state of national territorial integrity, national unity, maritime rights and interests, and inviolability or threat of frontiers.

Homeland security mainly refers to the security of territory, territorial sea, airspace and subsoil within a country's sovereignty, which is the security of traditional national living space.

National land security, national water security, national air security, national sky security, and national bottom security.