A Semi-Quantum Private Comparison Base on W-States

Privacy comparison is an important research topic in secure multi-party computing, widely used in e-commerce, secret ballots, and other fields. However, the development of quantum computing power poses a growing potential security threat to secure multi-party algorithms based on mathematically trick...

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Main Authors: Jian Li, Zhuo Wang, Jun Yang, Chongqiang Ye, Fanting Che
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Entropy
Subjects:
Online Access:https://www.mdpi.com/1099-4300/25/9/1269
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author Jian Li
Zhuo Wang
Jun Yang
Chongqiang Ye
Fanting Che
author_facet Jian Li
Zhuo Wang
Jun Yang
Chongqiang Ye
Fanting Che
author_sort Jian Li
collection DOAJ
description Privacy comparison is an important research topic in secure multi-party computing, widely used in e-commerce, secret ballots, and other fields. However, the development of quantum computing power poses a growing potential security threat to secure multi-party algorithms based on mathematically tricky problems, and most of the proposed quantum privacy comparison schemes could be more efficient. Therefore, based on the W-state, we offer a more efficient semi-quantum privacy comparison method. The security analysis shows that the scheme can resist third-party, measurement, and entanglement attacks. Compared with the previous work, the scheme significantly improves communication efficiency and has stronger practicability.
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spelling doaj.art-c3eec26c2fa1438b9f105be9fe0982f12023-11-19T10:35:16ZengMDPI AGEntropy1099-43002023-08-01259126910.3390/e25091269A Semi-Quantum Private Comparison Base on W-StatesJian Li0Zhuo Wang1Jun Yang2Chongqiang Ye3Fanting Che4School of Information Engineering, Ningxia University, Yinchuan 750021, ChinaSchool of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing 100876, ChinaSchool of Information Engineering, Ningxia University, Yinchuan 750021, ChinaSchool of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing 100876, ChinaSchool of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing 100876, ChinaPrivacy comparison is an important research topic in secure multi-party computing, widely used in e-commerce, secret ballots, and other fields. However, the development of quantum computing power poses a growing potential security threat to secure multi-party algorithms based on mathematically tricky problems, and most of the proposed quantum privacy comparison schemes could be more efficient. Therefore, based on the W-state, we offer a more efficient semi-quantum privacy comparison method. The security analysis shows that the scheme can resist third-party, measurement, and entanglement attacks. Compared with the previous work, the scheme significantly improves communication efficiency and has stronger practicability.https://www.mdpi.com/1099-4300/25/9/1269quantum private comparisonquantum cryptographyquantum communication
spellingShingle Jian Li
Zhuo Wang
Jun Yang
Chongqiang Ye
Fanting Che
A Semi-Quantum Private Comparison Base on W-States
Entropy
quantum private comparison
quantum cryptography
quantum communication
title A Semi-Quantum Private Comparison Base on W-States
title_full A Semi-Quantum Private Comparison Base on W-States
title_fullStr A Semi-Quantum Private Comparison Base on W-States
title_full_unstemmed A Semi-Quantum Private Comparison Base on W-States
title_short A Semi-Quantum Private Comparison Base on W-States
title_sort semi quantum private comparison base on w states
topic quantum private comparison
quantum cryptography
quantum communication
url https://www.mdpi.com/1099-4300/25/9/1269
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