Research And Implementation Of System For File Management And Encryption Based On Cloud Platform

With the continuous development and improvement of the online document management system,people present increasing demand of application programs used for Internet-based file management.How to comprehensively and effectively utilize the knowledge of software design and implement a system that can manage and encrypt online files will be the main work content and research focus on this paper.Through utilizing the knowledge of software design comprehensively and effectively,this paper focus on managing and encrypting online files to design and achieve the system managing and encrypting online files.From the significance of research,the technical requirements of the implementation,and the innovation points,the analysis has been done.The adding,storing,obtaining,modifying and security functions of files has been analyzed completely in terms of software project;From the aspects of system security,file circulation and other aspects,the corresponding modules are designed;About security of system and distribution of files,this thesis has been considered and designed corresponding model;Based on the original file management methods,the functions of multi-encryption encryption and decryption are added;The background management operation is executed by Python language;Using html,css,java script and other web language,front-end functions is achieved;The mysql database management system is used for storing user information,and user files are stored in the cloud.The system is built and refined locally,and then the system on the cloud platform is built for using.Finally,files management,file upload download,file encryption decryption of multi-user is measured.The output effects and functions of this system are validated.The fundamental demands of Internet file management is able to satisfy.Adding functions of file encryption and local decryption on original cloud storage,the file management further satisfies demands of multiple users..