量子后安全的基于身份的代理盲人签名方案在一个格子上
Fengyin Li1, Mengjiao Yang1, Zhihao Song1
1School of Computer Science, Qufu Normal University, Rizhao 276800, China.
Entropy (Basel, Switzerland)
|August 26, 2023
概括
这项研究引入了一种新的量子抗性基于身份的代理盲签名 (ID-Proxy-BS) 方案. 它增强了隐私,并简化了数字签名的密钥管理,为未来的量子计算威胁提供了更好的安全性.
科学领域:
- 密码学 密码学 密码学 密码学
- 信息安全 信息安全
- 量子计算是一种量子计算.
背景情况:
- 盲签名对于保护隐私的应用程序至关重要.
- 现有的代理盲签名 (Proxy-BS) 方案缺乏量子阻力,依赖于公共钥匙基础设施 (PKI),造成管理开销.
- 当原始签名者无法使用时,需要委托签名权.
研究的目的:
- 提出一个后量子安全的基于身份的代理盲签名 (ID-Proxy-BS) 方案.
- 通过远离传统的PKI来简化钥匙管理.
- 开发一种抗量子的代理电子投票系统.
主要方法:
- 开发了一个新的ID-Proxy-BS方案,利用基于格子的加密技术和矩阵级联技术.
- 在随机预言模型 (ROM) 下证明了该方案的安全性.
- 将ID-Proxy-BS方案应用于电子投票系统.
主要成果:
- 拟议的ID-Proxy-BS方案可以抵御量子攻击.
- 该计划保证正确性,盲目性和不可伪造性.
- 开发的电子投票系统具有抗量子性和高效性.
结论:
- 新型基于格子的ID-Proxy-BS方案为保护隐私的数字签名提供了量子安全和高效的替代方案.
- 拟议的电子投票系统为量子时代的安全和私有电子投票提供了强大的解决方案.
- 这项研究解决了当前Proxy-BS方案关于量子威胁和PKI依赖性的局限性.
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