1.
This message was digitally signed by
此消息已被数字签名，签名者是
2.
Design and Analysis of Proxy Signature and Group Signature;
代理数字签名和群数字签名的分析与设计
3.
Research on Identity-Based Digital Signature and Signcryption Schemes;
基于身份的数字签名及签密技术研究
4.
Digital Signature and Signcryption Schemes with Special Properties;
具有特殊性质的数字签名和签密方案
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The Research on Group-Oriented Digital Signature, Signcryption, and Contract Signing;
面向群体的数字签名、签密和签约的研究
6.
If the file already has a digital signature, it will be overwritten by the new signature.
如果文件已有数字签名，则会被新的签名改写。
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The Research on Digital Signature Scheme and Its Digital Sequential Multisignature Scheme;
数字签名方案及其顺序多签名体制算法研究
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THE SEVERAL SPECIAL DIGITAL SIGNATURES ON THE PROXY SIGNATURE SCHEME;
基于代理签名体制的几种特殊的数字签名
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The Research on Digital Signature Schemes and Signcryption Schemes Based on Elliptic Curves;
基于椭圆曲线上的数字签名、签密方案的研究
10.
The Research and Implementation of Electrical Seal System Based on Digital Signature;
基于数字签名的电子签章系统研究与实现
11.
Messages may contain encryption and digital signature layers. Each digital signature layer may contain multiple signatures.
邮件可能包含加密和数字签名层。每一数字签名层可能包含多个签名。
12.
You cannot send digitally signed messages because you do not have any digital IDs.
由于没有数字标识，无法发送带数字签名的邮件。
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Using Digital Certificate to Realize Digital Signature and Encipher of E-mail
利用数字证书实现电子邮件的数字签名和加密
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The System of Electronic Seal Based on Digital Signature and Digital Watermark;
基于数字签名和数字水印技术的电子印章系统
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Research on Authentication Algorithm Combining Digital Signature and Digital Watermarking
结合数字水印与数字签名的认证算法的研究
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The Combined Application of Digital Signature and Digital Watermarking in the Electronic Government
数字签名和数字水印在电子政务中的联合应用
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Research of Digital Archives Safety Management on Digital Signature Technology
基于数字签名的数字档案信息安全管理研究
18.
P2P Sequential Digital Multi-signature Scheme Based on Digital Watermark
基于数字水印的P2P有序多重数字签名方案