In recent times, criminals have increasingly used cyberspace to commit fraud and appropriate property. The increase in quantity and diversity in methods and tactics of criminal activities has been posing many risks and challenges, causing great consequences for society. One of the reasons why this crime situation tends to increase is due to factors originating from the victims themselves, especially the psychological weaknesses of internet users, social networks have created opportunities opportunities for criminals to take advantage of to commit crimes offense. The article analyzes and clarifies the psychological characteristics of victims of fraud, appropriation of property in cyberspace, on that basis, raises a number of problems in prevention work Crime uses high technology today.