摘要： 针对当前移动存储介质使用和管理过程中存在的典型安全问题，设计并实现一个内网移动介质信息安全系统。该系统采用C/S模式，建立起以防外联服务器、部门服务器和客户端组成的三级体系构架，根据内外兼防和多级安全控制思想，分别从互联网和内部网络对接入移动存储介质的计算机以及移动存储介质本身进行监控，有效保障移动存储介质中数据的保密性、完整性和可用性。

关键词: 移动存储介质, 多级安全控制, 网络隔离

Abstract: Aiming at the current security problems in using the removable storage medium, an information security system in local area network is designed and implemented. It adopts C/S pattern and consists of anti-connecting-Internet server, department server and client. Based on multi-level security control idea and inside-and-outside defend idea, it protects client computer and removable medium from threaten not only in the LAN, but also on the Internet. The system safeguards the secrecy, integrality, usability of the information saved in the removable storage medium.

Key words: removable storage medium, multi-level security control, network isolation

中图分类号: 

• TP393