毕业设计--外发加密文件管理平台

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1、 编 号编 号 本科生毕业设计（本科生毕业设计（论文论文） 题目：题目： 外发加密文件管理平台 学 院 计算机科学与技术专 业 学 号 学生姓名 指导教师 二一 年 月 摘要 I 摘摘 要要 我们常形容发出的文件就好比“断了线的风筝”，可以随意被扩散和拷贝，无法再 进行控制.设计方案、客户资料、合同文本、财务数据等机密文件都是需要进行重点保护 的对象.使用外发加密文件的软件则可以对外发的文件进行阅读权限的控制.本文设计的 是结合后台与控制界面的针对外发加密文件的管理平台.该系统最初有两种角色，对应两 类权限：管理员以及普通用户.管理员可以对系统进行编制管理：首页的设置、菜单的增 删改、公告通知

2、的发布以及管理、数据库的优化以及备份；可以编辑用户及用户权限； 可以对账户充值并查看用户消费明细等.而普通用户分为个人和企业用户，其消费方式又 分为包月和按量消费.用户可在管理平台发送文件，而服务器会对用户发送的文件进行加 密.用户还可对已发送的文件进行相应的监督和管理.例如查看文件的使用情况，更改文 件策略等，并可以查看自己所有的充值和消费明细.它将谨慎的后台加密与完善的控制界 面结合，功能强大，使得整个企业在有法可依的智能化保护中. 关键字关键字：加密；权限；文件策略；智能化 Abstract II ABSTRACT The files that were sent out are alw

3、ays out of the senders control, they could be easily spread out without the owners awareness. Such confidential files like customers information, SOW or Contract, financial data and design documents etc. should be carefully protected. The OFEM (Out File Encrypted Management) system could resolve thi

4、s problem by the constraining the reading permission of the files which were sent out. This article consist the design on the management platform and service of OFEM system. OFEM system have two role: Administrators and Users. Administrators is responsible to maintain and customize the system: Home

5、page configuration, menu management, notice editing and publishing, database tuning and backup, system patches etc. Administrators also could maintain the permission for each role and users, refill users account and view the consumption history. There are two kind of users: individual users and ente

6、rprise users. User could choose to be charged per month or per file. Users could manage and review the files they sent out: view files usage, change file security policy, deposit their account and view consumption history. OFEM system integrate the user interfaces and servers encryption together seamlessly to help the users, especially enterprise users, to protect files that contains their confidential data. Keywords: encryption; seamlessly; securi