电子签章的出现，一定程度上解决了这方面的安全问题。
The appearance of electronic signature has solved this problem to a certain extent.
系统开发涉及身份验证、数字签名与传输加密、工作流定义、审批应用、电子签章和痕迹跟踪等关键安全技术。
Many key security technologies are involved, such as ID authentication, digital signature and transfer encryption, workflow definition, accreditation application, electronic seal and trail trace.
使该所信息系统从用户访问系统，到操作数据库与具体实现签章等工作，都处在系统安全控制之下。
It made information system, from access system to operate database and sign badge, all these things under security control.
在本论文中，我们证明了假如离散对数的问题解决了，何的数位签章演算法是不安全的。
In this paper, we show that he's digital signature scheme is insecure against forgery if the discrete logarithms problem is solved.
在本论文中，我们证明了假如离散对数的问题解决了，何的数位签章演算法是不安全的。
In this paper, we show that he's digital signature scheme is insecure against forgery if the discrete logarithms problem is solved.
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