纠缠分割:对“基于可重用 Greenberger-Horne-Zeilinger 态作为安全载体的量子秘密共享”[Phys. Rev. A 67, 044302 (2003)]的评论
量子物理
2009-11-13 v2
摘要
在最近一篇论文中[S. Bagherinezhad and V. Karimipour, Phys. Rev. A 67, 044302 (2003)],提出了一种基于可重用 GHZ 态的量子秘密共享协议。然而,本评论表明该协议不安全,因为作弊者可在共享前获取所有秘密比特,同时在整体通信中至多引入一个数据比特错误,这使得作弊者规避通信各方的检测。
引用
@article{arxiv.quant-ph/0605088,
title = {Entanglement Split:Comment on ``Quantum secret sharing based on reusable Greenberger-Horne-Zeilinger states as secure carriers'' [Phys. Rev. A 67, 044302 (2003)]},
author = {Jian-Zhong Du and Su-Juan Qin and Qiao-Yan Wen and Fu-Chen Zhu},
journal= {arXiv preprint arXiv:quant-ph/0605088},
year = {2009}
}
备注
4 pages,no figures, subbmitted to Phys.Rev.A on December 16,2005