当今 ,国际互联网已遍布世界的每一个角落 .收发电子邮件已经和打电话一样平常 .新千年里 ,各行各业的人们在日常生活中都越来越依赖于网络为他们传送各种保密的重要资料 ,无论是付费的还是免费的 ,都是如此 .网络经济要想获得最终的成功 ,关键在于它能否在公开的网络系统中保 Nowadays, the Internet has spread every corner of the world, sending and receiving e-mails have been as usual as making phone calls, and in the new millennium people in all walks of life are increasingly relying on the network to convey the importance of various secrets for them in their daily lives Data, whether paid or free, are true.Network economy in order to obtain the ultimate success, the key is whether it can be in the public network system