安全隔离卡设计与应用

本文给出了一种对连网计算机硬盘信息进行访问控制的安全隔离卡实现方案．介绍了安全隔离卡的组成及工作原理．详细讨论了安全隔离卡的硬件设计、驱动程序设计及控制软件设计。该安全隔离卡采用对用户透明的物理隔离技术和网络连接控制技术．可对连网计算机的硬盘信息实施有效的保护。

Design and Application of a Security Separate Card

This paper proposes an implement scheme for a Security Separate Card which can control the access to harddisk data of computer when network is connected, introduces the structure and principle of the Security Separate Card, discusses in detail the Security Separate Card's hardware design, driver design and control software design. This card adopts the transparent to user Gap Technology and the network connection control technology , which can effectively protect the harddisk data of the computer connected to network.