Individuals should achieve 1 and always establish the concept that national interests are above everything else. 2, familiar with activities and regulations related to national security. 3. Be good at identifying various disguises. In foreign exchanges, it is necessary to be warm and friendly, but also to be different inside and outside, neither humble nor supercilious; We should not only cherish personal friendship, but also bear in mind national interests; We can win all kinds of help and funding without losing our national dignity and personality. Camouflage is difficult to identify and easy to identify. The key is to be indifferent to fame and fortune. Those with ulterior motives should be promptly reported and cracked down according to law, and they should never be allowed to act arbitrarily. 4. It is necessary to overcome the incorrect thoughts such as An Zi Fei Bo. 5. Actively cooperate with the work of state security organs.

What should a country do: {In short, A. First of all, the fundamental of national security lies in enhancing comprehensive national strength. B. Strengthen all aspects of security construction in a targeted manner. C. improve the external environment of the country with correct international strategies. d.

Correctly handle the relationship between resistance and absorption.

The security of modern countries is an overall and comprehensive issue. Modern security concept is a comprehensive security concept beyond national security, including economic security, political security, cultural security, information security, environmental security, social security and so on. Therefore, to safeguard China's national security, we must stand at the height of the overall situation and do a good job in security defense in all directions.