首页|Verifiable quantum secret sharing scheme based on orthogonal product states

Verifiable quantum secret sharing scheme based on orthogonal product states

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In the domain of quantum cryptography,the implementation of quantum secret sharing stands as a pivotal element.In this paper,we propose a novel verifiable quantum secret sharing protocol using the d-dimensional product state and Lagrange interpolation techniques.This protocol is initiated by the dealer Alice,who initially prepares a quantum prod-uct state,selected from a predefined set of orthogonal product states within the Cd ⊗ Cd framework.Subsequently,the participants execute unitary operations on this product state to recover the underlying secret.Furthermore,we subject the protocol to a rigorous security analysis,considering both eavesdropping attacks and potential dishonesty from the partici-pants.Finally,we conduct a comparative analysis of our protocol against existing schemes.Our scheme exhibits economies of scale by exclusively employing quantum product states,thereby realizing significant cost-efficiency advantages.In terms of access structure,we adopt a(t,n)-threshold architecture,a strategic choice that augments the protocol's practicality and suitability for diverse applications.Furthermore,our protocol includes a rigorous integrity verification mechanism to ensure the honesty and reliability of the participants throughout the execution of the protocol.

quantum secret sharingquantum product statethreshold schemeunitary operations

白晨明、刘璐、张素娟

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Department of Mathematics and Physics,Shijiazhuang Tiedao University,Shijiazhuang 050043,China

National Natural Science Foundation of ChinaNatural Science Foundation of Hebei Province

12301590A2022210002

2024

中国物理B(英文版)
中国物理学会和中国科学院物理研究所

中国物理B(英文版)

CSTPCDEI
影响因子:0.995
ISSN:1674-1056
年,卷(期):2024.33(7)
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