查询词典 signature

" Q" N '2 V+ i' R# Y; O This page belongs to the public resource, which is a window to know Binzhou and show the beautiful image of Binzhou to the friends from the world, so most of all is the unforbidden images searched from the internet. When you find the page has used your original works without your signature, please answer the page or tell me by short message and I will sign for you. If you don't agree with the reference, I will change it in time and apology to you.

U$ V。 b6 S {1 t8 a滨州论坛本帖属公共资源，是了解滨州的一个窗口，是为了向五湖四海的朋友集中展示滨州美景，所以一部分图片是摄影师赞助，一部分为从网上搜集的未表示不许引用的作品，当您发现帖子里引用了您的原创作品而未署名，请您跟帖或短信告诉我，我将为您署名，如果您不同意引用也请跟帖告知，我将及时更换并向您道歉。

We propose a new certificateless threshold signature scheme,and prove it secure in terms of robustness and existential unforgeability.

本文提出了一个新的无证书门限签名方案，并从健壮性和不可伪造性两方面证明了方案地安全性。

The proposed scheme is efficient and secure, in which its unforgeability is the same as that of the Schnorr's signature scheme and its untransferability relies on the hardness of the Decision-Diffie-Hellman problem.

所提出的方案是安全和高效的，其不可伪造性与Schnorr方案相同，其不可传递性基于Diffie-Hellman问题。

Furthermore, the unforgeability and untraceability properties of proxy blind signature schemes are discussed.

同时也探讨代理盲签章机制之不可伪造性和不可追踪性等安全议题。

Analyses of two nominative proxy signature schemes proposed by Seo et al.(2003) and Huang et al.(2004) are given in this paper. The results show that neither the scheme has the property of strong unforgeability.

摘要该文分析了Seo等(2003)和黄振杰等学者(2004)提出的两个提名代理签名方案，指出这两个方案都不具备强不可伪造性。

Elliptic Curve Signature Algorithmis used to provide unforgeability of user public key.

采用椭圆曲线签名算法保证用户自主生成公钥的不可伪造性，利用用户公钥生成的会话密钥以对称加密算法加密明文，保证明文的机密性，对明文空间的大小没有严格限制。

First of all, this thesis points out that Qian-Cao-Xue\'s scheme (the first threshold proxy signature scheme from bilinear pairings) does not possess the property of strong unforgeability, presents two attacks and proposes an improved scheme which can resolve the security problem existing in their scheme.

本文主要研究了面向群体的数字签名中的代理数字签名、群数字签名及其应用，对一些数字签名的安全性进行了分析，设计了一些具有附加功能的数字签名。

The security of the Fu-Kou-Xiao's proxy signature scheme with proxy signer's privacy anonymity was analyzed, and it was shown that the scheme did not possess the property of strong unforgeability.

对 Fu-Kou-Xiao 具有代理匿名性的代理签名方案进行分析，指出该方案不具备强不可伪造性。

Aiming at the actual need of impeach work, and on the basis of analyzing, concluding, summarizing and informing against the systematic current situation at present, the article structure the new model of electronic impeaching system, adopt group signature and bit commitment technology to realize each functions of the system respectively, and guarantee the security of accuser, such as anonymity, unforgeability, undeniable, unlinkability,traceability,etc.

论文针对检举工作的实际需要，在分析、归纳、总结了当前检举系统现状的基础上，构造了新型电子检举系统的模型，并分别采用群签名和比特承诺技术实现了系统的各项功能，保证了匿名性、不可伪造性、不可否认性、不相关性和可追踪性等安全性。

S scheme which is a combination of Mambo et al.\'s proxy signature scheme and Zheng\'s signcryption scheme. Our analysis demonstrates that their scheme cannot guarantee strong unforgeability, strong identifiability, non-repudiation, and prevention of misuse.

他们的体制本质上是Mambo等人的代理签名体制和Zheng的签密体制的结合，安全性分析表明他们的体制不能满足强不可伪造性、强可识别性、不可抵赖性，也不能防止滥用。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了