“黑客”不是新鲜玩意,在国外有,在国内也存在。他们穿越信息空间,在他人的电脑或网络系统中窥探、篡改或盗窃秘密数据及程序,从而给其他用户带来危害。黑客每年给全世界电脑网络带来的损失估计高达100亿美元。更为严重的是有些公司在发现黑客闯入后,怕报复不敢声张。英国《每日电讯报》报道,英国许多大公司每年得支付黑客巨额 “Hacker” is not a new thing, it exists abroad, and it also exists in China. They travel through the information space, snoop on, tamper with, or steal secret data and programs from other people’s computers or network systems, thereby jeopardizing other users. The annual cost of hackers’ damage to computer networks worldwide is estimated to be as much as US$10 billion. What is more serious is that some companies are afraid to retaliate after they have discovered that a hacker has broken in. The British “Daily Telegraph” reported that many large British companies have to pay large amounts of hackers each year