The purpose of the legal protection of personal data is not only the literal meaning,data protection rights,but also the conditions that created to promote the safety of information transmission and reasonable sharing in order to build a new personal data security system under the background of big data.Based on the theory of interest balance,this paper analyzes the contradiction between individual rights and public interests in the legal protection of personal data.On the one hand,personal data protection is not sufficient.On the other hand,excessive protection of personal data will hinder the flow of data.This paper combs the practice and experience of the United States,the European Union and Japan in the legal protection of personal data.On the basis of absorbing foreign experience,this paper puts forward some suggestions and thinking to balance the individual rights and public interests. |