Telnet和FTP协议下跟踪用户操作的一种方法

Trace User Operation in Telnet and FTP Protocol

网络侦听是网络安全和网络管理中的重要技术。文中分析了网络侦听的基本原理,介绍了一种利用网络侦听技术来实现跟踪用户操作的方法。最后讨论了在Telnet和FTP服务中实时监视用户操作的相关问题,并提出了解决方案。

Network interception and analysis is one of the important ways used in network security. In this article the fundamentals of network interception is analyzed. Based on interception technology a method is introduced that can monitor the action of users and record it. In the last the correlative questions of displaying and recording the action of network user in Telnet and FTP server are discussed, also a solution scheme is set forth at the end.