1. Improve safety awareness. Always be vigilant, don't trust strangers easily, and don't disclose personal information and sensitive information at will.

2. Learn relevant laws and regulations. Understand the National Security Law, the Anti-Spy Law and other relevant laws and regulations, understand your rights and obligations, and abide by laws and regulations.

3. Pay attention to protecting personal privacy. Don't give important documents and materials such as ID cards and bank cards to strangers easily, and don't use unsafe networks in public places.

4. Pay attention to network security. Don't click on links and attachments from unknown sources at will, and don't enter personal information and passwords on unsafe websites.

5. Pay attention to people and things around you. If anyone around you is found to be behaving abnormally, or there are suspicious people and things, you should report to the relevant departments in time.

6. Participate in safety training. You can take some safety training courses to improve your safety awareness and preventive ability.

In short, ordinary people should always be vigilant, improve safety awareness, learn relevant laws and regulations, protect personal privacy, pay attention to network security, pay attention to people and things around them, participate in safety training, and better identify and prevent espionage.