北京邮电大学学报

  • EI核心期刊

北京邮电大学学报

• •    

面对量子敌手的随机预言模型研究进展

尚涛,蒋亚卓,张源境,唐瑶,刘建伟   

  1. 北京航空航天大学
  • 收稿日期:2024-03-06 修回日期:2024-03-27 发布日期:2024-06-25
  • 通讯作者: 尚涛
  • 基金资助:
    国家自然科学基金;河北省重点研发计划项目;中国高校产学研创基金

A Survey of Random Oracle Model against Quantum Adversary

  • Received:2024-03-06 Revised:2024-03-27 Published:2024-06-25

摘要: 为了研究面对量子敌手时密码协议的安全性,研究人员在经典随机预言模型基础上拓展出了不同的量子随机预言模型,涵盖了后量子密码学与量子密码学领域。本文总结了不同随机预言模型的研究进展,通过归纳随机预言模型的概念、实例化方法以及不同的安全证明方法,从相对全面的角度对存在量子敌手的随机预言模型进行归纳。同时,本文介绍了不同密码协议基于随机预言模型的安全性分析,对比分析了经典随机预言模型、可量子访问随机预言模型以及量子随机预言模型,归纳出不同模型的区别与联系,对未来研究方向与热点进行了分析,为推动密码学领域应对量子计算挑战提供了研究思路。

关键词: 量子密码, 后量子密码, 量子随机预言模型, 可量子访问随机预言模型, 可证明安全

Abstract: In order to investigate the security of cryptographic protocols against quantum adversary, researchers have extended various quantum random oracle models beyond the foundation of classical random oracle models, encompassing the realms of post-quantum cryptography and quantum cryptography. This paper summarizes the research progress of different random oracle models, and other weakened quantum random oracle models. By synthesizing the concepts, instantiation methods, and diverse proof techniques of different random oracle models, a comprehensive overview of quantum random oracle models is provided. This paper offers security analyses of cryptographic protocols under different quantum random oracle models. A comparative study of quantum-accessible random oracle model, quantum random oracle model, and classical random oracle model is carried out to clarify the differences and relationships between various random oracle models. Furthermore, this paper points out future research directions with the goal of successfully advancing the investigation of cryptography to address the threat posed by quantum computing.

Key words: Quantum Cryptography, Post-quantum Cryptography, Quantum Random Oracle Model, Quantum-accessible Random Oracle Model, Provable Security

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