论文标题

量子会议关键协议:审查

Quantum Conference Key Agreement: A Review

论文作者

Murta, Gláucia, Grasselli, Federico, Kampermann, Hermann, Bruß, Dagmar

论文摘要

会议密钥协议(CKA)或多部分密钥分布是一项加密任务,其中有两个多方希望建立一个共同的秘密密钥。双分量量子密钥分布协议的组成可以完成此任务。但是,多部分量子相关的存在允许在未来的量子网络中应用新的和潜在的更有效的协议。在这里,我们在设备依赖性和独立的方案中审查了基于多部分纠缠的现有量子CKA协议。

Conference key agreement (CKA), or multipartite key distribution, is a cryptographic task where more than two parties wish to establish a common secret key. A composition of bipartite quantum key distribution protocols can accomplish this task. However, the existence of multipartite quantum correlations allows for new and potentially more efficient protocols, to be applied in future quantum networks. Here, we review the existing quantum CKA protocols based on multipartite entanglement, both in the device-dependent and the device-independent scenario.

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