多方量子秘密分割与量子态共享
量子物理
2007-05-23 v3
摘要
提出了一种利用有序的个EPR对和Bell态测量的多方量子秘密分割协议。它是安全的，且具有高本征效率与源容量，因为几乎所有实例都有用且每个EPR对安全地携带两比特信息。此外，我们将其改进为基于量子隐形传态、仅需Bell态测量和局部酉操作的多方量子态共享协议，以共享任意粒子纠缠态，这使得该协议在实际应用比其他协议更便利。
引用
@article{arxiv.quant-ph/0508118,
title = {Multiparty quantum secret splitting and quantum state sharing},
author = {Fu-Guo Deng and Xi-Han Li and Chun-Yan Li and Ping Zhou and Hong-Yu Zhou},
journal= {arXiv preprint arXiv:quant-ph/0508118},
year = {2007}
}
备注
7 pages, 1 figure. The revision of the manuscript appeared in PLA. Some procedures for detecting cheat have been added. Then the security loophole in the original manuscript has been eliminated