在Maude-NPA及其并行版本中进行了混合后量子运输层安全形式分析
Duong Dinh Tran1, Canh Minh Do1, Santiago Escobar2
1Japan Advanced Institute of Science and Technology, Nomi, Japan.
PeerJ. Computer science
|October 9, 2023
概括
这项研究正式分析了混合后量子运输层安全 (TLS) 协议. 在经典的密钥交换中发现了一个漏洞,但后量子机制和认证仍然对量子威胁安全.
科学领域:
- 网络安全 网络安全
- 密码学 密码学 密码学 密码学
- 量子计算是一种量子计算.
背景情况:
- 量子计算机的日益增长的威胁需要量子抗性加密协议.
- 运输层安全 (TLS) 对于安全的互联网通信至关重要.
- 亚马逊网络服务公司提出了一种混合后量子TLS协议,将经典和量子抗性方法结合起来.
研究的目的:
- 执行混合后量子TLS协议的正式安全分析.
- 为了评估协议对量子计算机攻击的弹性.
- 为了验证密钥交换保密性和身份验证属性.
主要方法:
- 使用Maude-NPA和Par-Maude-NPA进行正式的安全分析.
- 在时间限制下对安全性质的实验性评估.
- 对经典密钥交换保密,后量子密钥封装保密和身份验证的分析.
主要成果:
- 经典的密钥交换保密属性的反例是由Par-Maude-NPA发现的.
- 对于后量子密钥封装保密 (最深12度) 没有找到反例.
- 对于认证属性 (直至18个深度) 没有找到反例.
结论:
- 混合后量子TLS协议的经典组件容易受到量子攻击.
- 后量子组件和认证属性证明了对量子威胁的弹性.
- 协议的主机密的保密度保持在12的深度.
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