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Message Authentication with a New quantum hash function

Computers, Materials & Continua 2019年第5期59卷 635-648页

作者： Yalan Wang Yuling Chen Haseeb Ahmad Zhanhong Wei GuiZhou University State Key Laboratory of Public Big DataGuiZhou Guiyang550025China Information Security Center State Key Laboratory of Networking and Switching TechnologyBeijing University of Posts and TelecommunicationsBeijing100876China Department of Computer Science National Textile University Faisalabad37610Pakistan College of Information Engineering Beijing Institute of Petrochemical TechnologyBeijing102617China

To ensure the security during the communication,we often adopt different ways to encrypt the messages to resist various ***,with the computing power improving,the existing encryption and authentication schemes are being faced with big *** take the message authentication as an example into a careful ***,we proposed a new message authentication scheme with the Advanced Encryption Standard as the encryption function and the new quantum hash function as the authentication ***,the Advanced Encryption Standard algorithm is used to encrypt the result of the initial message cascading the corresponding hash values,which ensures that the initial message can resist eavesdropping ***,utilizing the new quantum hash function with quantum walks can be much more secure than traditional classical hash functions with keeping the common properties,such as one-wayness,resisting different collisions and easy *** on these two points,the message authentication scheme can be much more secure than previous ***,it is a new way to design the message authentication scheme,which provides a new thought for other researchers in the *** works will contribute to the study on the new encryption and authentication functions and the combination of quantum computing with traditional cryptology in the future.

关键词： Message authentication symmetric encryption quantum hash function quantum walk

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quantum-Enhanced Blockchain: A Secure and Practical Blockchain Scheme

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Computers, Materials & Continua 2023年第7期76卷 259-277页

作者： Ang Liu Xiu-Bo Chen Gang Xu Zhuo Wang Xuefen Feng Huamin Feng Information Security Center State Key Laboratory of Networking and Switching TechnologyBeijing University of Posts and TelecommunicationsBeijing100876China Network and Information Management Division Beijing Electronic Science and Technology InstituteBeijing100070China School of Information Science and Technology North China University of TechnologyBeijing100144China School of Artificial Intelligence Beijing University of Posts TelecommunicationsBeijing100876China Mathematics Teaching and Research Center Beijing Fengtai Yihai High SchoolBeijing100070China General Office Beijing Electronic Science and Technology InstituteBeijing100070China

The rapid advancement of quantum technology poses significant security risks to blockchain ***,quantum technology can also provide solutions for enhancing blockchain *** this paper,we propose a quantum-enhanced blockchain scheme to achieve a high level of security against quantum computing *** first discuss quantum computing attacks on classic blockchains,including attacks on hash functions,digital signatures,and consensus *** then introduce quantum technologies,such as a quantum hash function(QHF),a quantum digital signature(QDS),and proof of authority(PoA)consensus mechanism,into our scheme to improve the security of the blockchain *** security analysis demonstrates that our scheme offers superior security against quantum and classic ***,we compare our scheme with previous works,showing that our scheme has achieved a perfect balance in terms of practicality,reliability,scalability,and ***,this work contributes to the ongoing research on quantum blockchain in the quantum era.

关键词： quantum blockchain quantum hash function quantum digital signature

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QBIoT:A quantum Blockchain Framework for IoT with an Improved Proof-of-Authority Consensus Algorithm and a Public-Key quantum Signature

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Computers, Materials & Continua 2024年第7期80卷 1727-1751页

作者： Ang Liu Qing Zhang Shengwei Xu Huamin Feng Xiu-bo Chen Wen Liu Network and Information Management Division Beijing Electronic Science and Technology InstituteBeijing100070China Department of Cyberspace Security Beijing Electronic Science and Technology InstituteBeijing100070China Information Security Institute Beijing Electronic Science and Technology InstituteBeijing100070China General Office Beijing Electronic Science and Technology InstituteBeijing100070China Information Security Center State Key Laboratory of Networking and Switching TechnologyBeijing University of Posts and TelecommunicationsBeijing100876China

The Internet of Things(IoT)is a network system that connects physical devices through the Internet,allowing them to ***,IoT has become an integral part of our lives,offering convenience and smart ***,the growing number of IoT devices has brought about a corresponding increase in cybersecurity threats,such as device vulnerabilities,data privacy concerns,and network *** blockchain technology with IoT has proven to be a promising approach to enhance IoT ***,the emergence of quantum computing poses a significant challenge to the security of traditional classical cryptography used in blockchain,potentially exposing it to quantum *** support the growth of the IoT industry,mitigate quantum threats,and safeguard IoT data,this study proposes a robust blockchain solution for IoT that incorporates both classical and post-quantum security ***,we present the quantum-Enhanced Blockchain Architecture for IoT(QBIoT)to ensure secure data sharing and integrity ***,we propose an improved Proof of Authority consensus algorithm called“Proof of Authority with Random Election”(PoARE),implemented within QBIoT for leader selection and new block ***,we develop a publickey quantum signature protocol for transaction verification in the ***,a comprehensive security analysis of QBIoT demonstrates its resilience against cyber threats from both classical and quantum *** summary,this research introduces an innovative quantum-enhanced blockchain solution to address quantum security concernswithin the realmof *** proposedQBIoT framework contributes to the ongoing development of quantum blockchain technology and offers valuable insights for future research on IoT security.

关键词： IoT quantum blockchain public-key quantum signature quantum hash function

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