According to the related algorithms and processes in the scheme, a cryptography and authentication system for electronic documents is developed.

根据该方案讨论的相关算法和流程，研制出电子文档的加密与认证系统。

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Electronic voting is a voting scheme, based on cryptography, which employs computer and network technologies.

电子投票以密码学为基础，运用计算机和网络技术来实现投票功能。

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This paper analyzes the security of electronic mail, designs an application scheme based on triple des and elliptic curve cryptography.

针对电子邮件在传输过程中存在的安全问题，提出了一种基于三重des和椭圆曲线密码体制的解决方案。

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