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在现代社会里,有许多场合需要你证明你自己的身份。以往,我们是通过签名、声音或指纹等手段。当今,随着电脑的普及,信息化的不断发展,使电子商务、电子银行成为流行,手书签名再也不能满足需要了,数字签名应运而生。网络的出现,进一步促进了信息的流通,可是文件在网络上的安全行走也就成了令人头痛的问题,一面是黑客的骚扰,一面又是绝密文件,如何给绝密文件做件坚不可摧的防弹衣呢?通常情况下,人们希望将文件保存在保险柜里,将保险柜的钥匙交给不同的人保管,任何人需要提取文件,都要由几个人同时开启各自的密码锁。
In modern society, there are many occasions where you need to prove your identity. In the past, we did it by signatures, voice or fingerprints. Nowadays, with the popularization of computers and the continuous development of informationization, e-commerce and e-banking have become popular, and handwritten signatures can no longer meet the needs. Digital signatures emerge as the times require. The emergence of the Internet has further promoted the circulation of information. However, the safe walking of documents on the Internet has become a headache. On the one hand, harassment of hackers, on the other hand, are top-secret documents, and how to make unbreakable bulletproof bulletins Clothes? Usually, people want to keep the file in the safe, keep the key of the safe in different people’s custody, and anyone needs to extract the file. All of them should be unlocked by several people at the same time.