Research on the Personal Information Protection of Library Users Under Large Data Environment

The purpose of this paper is to study the protection of personal information for users of the Library under the environment of big data from a technical point of view, to explore the users' personal information protection technology, from the big data encryption algorithm based on the user environment the personal information of the proposed dual algorithm encryption and user identity attribute based encryption method to protect user information, the obtained results satisfy the library personal information protection requirements, can improve the protection ability of library users of personal information.