Signcryption与“先签名再加密”的区别
Web在云计算应用中，确保消息的机密性和不可伪造性，同时判断不同密文对应明文的等价性显得至关重要。具有密文等值测试功能的签密方案可以实现此类安全目标。该文基于无证书公钥密码环境，设计了一个具有密文等值测试功能的无证书签密方案(clscet)。首先，提出了无证书密文等值测试签密方案 ... Web1.[期刊论文] "新工科"背景下融合mooc和翻转课堂的教学模式探索与实践——以西北工业大学《计算机编码与密码学》课程为例 期刊： 高教学刊 2024 年第 001 期 摘要: 《计算机编 …
Signcryption与“先签名再加密”的区别
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WebMay 5, 2016 · 2 基于Wang方案的身份基哈希证明系统 2.1 Wang方案 [ 12] Wang方案包含参数建立算法、私钥提取算法、签密算法、聚合算法和解签密算法. 1) 参数建立Setup (1 λ, n ). 给定 l 比特长度的信息和 n 比特长度的身份信息，输入安全参数1 λ ，身份基系统的权威机构 (PKG，private ... Web摘要：. 针对车联网电子证据共享中的隐私和安全问题，提出了一种基于签密和区块链的车联网电子证据共享方案。. 所提方案将证据密文和证据报告分别存储于云服务器和区块链， …
WebOct 31, 2016 · 2024-06-11 · 分享教育知识，爱己之心爱人，律人之心律己. 关注. by means of与by ways of的区别为：意思不同、用法不同、侧重点不同。. 一、意思不同. 1.by means of意思：用，依靠. 2.by ways of意思：通过以下方式. 二、用法不同. 1.by means of用法：means多用作及物动词 ... Web1. Security analysis of two signcryption schemes; 两种 签密 方案的安全分析. 2. Multi- signcryption scheme based on RSA; 基于RSA的多重 签密 方案. 3. Identity authentication scheme based on signcryption in mobile Ad Hoc networks; 一种基于 签密 的移动自组网络身 …
WebJan 16, 2024 · In modern cryptography, the Discrete Logarithm Problem (DLP) plays a vital role, but a classical computer cannot efficiently solve it. Nowadays, the Hyper Elliptic Curve Discrete Logarithm Problem (HECDLP) of Genus two (G2) widely used in industry and also a research field of hot interest. This paper presents a novel blind signcryption scheme … WebDec 13, 2024 · In network security, firewall is a security system that observes and controls the network traffic based on some predefined rules. A firewall sets up a barrier between internal network and another outside unsecured network, such as the Internet. A number of signcryption schemes for firewall are proposed over the years, many of them are proved …
Webthe public-key setting. We refer to this primitive as signcryption, adapting the terminology of [35]. We present two de£nitions for the security of signcryption depending on whether the adversary is an outsider or a legal user of the system. We then examine generic sequential composition methods of building signcryp-
Websigncryption) is an important IBC primitive, which has numerous and promising applications. After two decades of research on signcryption, recently a new cryptographic primitive, named higncryption, was pro-posed. Higncryption can be viewed as privacy-enhanced signcryption, which integrates public key encryption, entity authentication, and iden- the poems of max ehrmannWeb近日，由于项目需要，再次让我碰到了这个名为：Signature的数字签名算法，因之前曾有网友私聊我某站的sig（Signature的简称，亦可能为sign）怎么还原它的算法，所以我想打 … sideways queen murphy bedWebFeb 15, 2024 · Because signcryption can encrypt and sign messages at the same time, it has become a new cryptographic primitive. In the meantime, certificateless signcryption … sideways quadratic functionWebDec 20, 2000 · It is proved that the proposed new signcryption scheme is existentially unforgeable, in the random oracle model, subject to the assumption that factoring an RSA modulus N = pq (with p and q prime) is hard even when given the additional pair (g; S). Signcryption is a public-key cryptographic primitive introduced by Zheng, which achieves … sideways racer slot carshttp://www.infocomm-journal.com/txxb/CN/10.11959/j.issn.1000-436x.2024237 sideways ratchetWeb针对已有的无证书签密方案计算效率低、安全性差等缺点，基于一种安全的签名方案，提出一类新的无对运算的无证书签密方案。. 采用将哈希函数与用户身份绑定以及公钥与私钥相结合生成新密钥的方法进行构造。. 在随机预言模型下基于计算椭圆曲线上的离散 ... sideways racing photosWebEquipped with the advantages of flexible access control and fine-grained authentication, attribute based signcryption is diffusely designed for security preservation in many scenarios. However, realizing efficient key evolution and reducing the calculation costs are two challenges which should be given full consideration in attribute based cryptosystem. sideways ram