当下,计算机网络技术应用于人们生活的方方面面,人们在享受计算机网络技术给生活、工作带来的便利的同时,计算机网络安全问题也随之而来。网络安全一旦受到严重威胁,将会给人们带来巨大损失。基于这种情况,清华大学出版社于2011年出版了《网络安全实用技术》一书。该书具有实用、新颖、操作性强的特点,在内容编排上,设有教学目标、各种新技术及相应案例、大量的同步实验、各种 At present, the computer network technology is applied to all aspects of people’s life. While enjoying the convenience brought by the computer network technology to life and work, the problem of computer network security ensues. Once the network security is seriously threatened, it will bring huge losses to people. Based on this situation, Tsinghua University Press published the book “Practical Techniques for Network Security” in 2011. The book is practical, innovative, easy to operate features in the content layout, with teaching objectives, a variety of new technologies and the corresponding case, a large number of simultaneous experiments, a variety of