The vermian charge that ever the hacker used 1 million level 2002 is located in DNS root server of the United States, make the website such as Gu Ge, Microsoft, IBM breaks down.

• 2002年曾有黑客用百万级的蠕虫攻击位于美国的DNS根服务器，就使谷歌、微软、IBM等网站瘫痪。