电脑黑客日前连续袭击美国一些著名网站的事件引起世人关注。人们在了解黑客的作案动机和手段的同时,往往会产生这样的疑问:影响越来越大、技术水平越来越高的因特网为什么在黑客的攻击下显得如此脆弱?的确,从目前网上不断出现的大大小小的黑客破坏活动,以及网络核心技术在安全方面的缺陷来看,我们不得不承认,网络的安全并没有得到有效保障。 Recently, computer hacking attacks on some well-known websites in the United States have aroused people’s attention. People understand the motives and means of hacking crime, they often have the question: the impact of more and more high-tech Internet, why the attack under the hacker seems so vulnerable? Indeed, from the Internet continue to emerge The large and small hacker sabotage activities, as well as the network security flaws in core technologies, we have to admit that the network security has not been effectively protected.