在Internet飞速发展的今天,Internet上的安全问题特别是Internet上的个人隐私问题引起了人们越来越多的关注。试想以下的情景:一个上网用户意外地在一个从未登录过的网站上发现了自己的个人信息;或者在月底收到银行对账单时意外地发现了自己从未消费的款项,而所有的消费都发生在自己的一次网上购物之后;又如当月 With the rapid development of the Internet, the security problems on the Internet, especially the privacy issues on the Internet, have drawn more and more attention. Imagine the scenario where an Internet user accidentally discovered his or her own personal information on a website that has never been logged in; or unexpectedly discovered money that he never spent while receiving a bank statement at the end of the month, and all spending Have occurred after their own online shopping; another example of the month