According to the forward-looking network news, recently, the China Network Security Industry Development Forecast and Investment Strategy Planning Analysis Report released by the Prospective Industry Research Institute shows that data is a fundamental element of the digital economy, and the security situation is not optimistic. The Internet platform aggregates massive user data. As the value of data continues to increase, the risks of leakage and illegal use of users' personal information and illegal cross-border data flow are increasing. Various malicious incidents occur frequently. For example, the artificial intelligence core algorithm is opaque and malicious. Manipulation leads to unfair competition risk; blockchain technology application exposes multiple risks, and has not yet formed a regulatory approach covering the entire life cycle.