Results 91 to 100 of about 12,882 (191)

High-dimensional coherent one-way quantum key distribution

open access: yesnpj Quantum Information
High-dimensional quantum key distribution (QKD) offers secure communication with key rates that surpass those of QKD protocols utilizing two-dimensional encoding. However, existing high-dimensional QKD protocols require additional experimental resources,
Kfir Sulimany   +6 more
doaj   +1 more source

Progress in satellite quantum key distribution

open access: yes, 2017
Quantum key distribution (QKD) is a family of protocols for growing a private encryption key between two parties. Despite much progress, all ground-based QKD approaches have a distance limit due to atmospheric losses or in-fibre attenuation.
Arrazola, Juan Miguel   +2 more
core   +1 more source

QKD-KEM: Hybrid QKD Integration into TLS with OpenSSL Providers

open access: yes
Quantum Key Distribution (QKD) promises information-theoretic security, yet integrating QKD into existing protocols like TLS remains challenging due to its fundamentally different operational model. In this paper, we propose a hybrid QKD-KEM protocol with two distinct integration approaches: a client-initiated flow compatible with both ETSI 004 and 014
Blanco-Romero, Javier   +5 more
openaire   +2 more sources

High-Speed Measurement-Device-Independent Quantum Key Distribution with Integrated Silicon Photonics

open access: yesPhysical Review X, 2020
Measurement-device-independent quantum key distribution (MDI QKD) removes all detector side channels and enables secure QKD with an untrusted relay.
Kejin Wei   +14 more
doaj   +1 more source

Routing scheme for key-relaying-based quantum key distribution network in wide-area

open access: yes网络与信息安全学报, 2017
The existing routing schemes for key relaying QKD network had a limited scope of application and could not satisfy the requirements of the routing issue of wide-area QKD network.A multi-domain routing scheme based on visual link was proposed for QKD ...
Chao YANG   +3 more
doaj  

Mode pairing quantum key distribution with light source monitoring

open access: yesNew Journal of Physics
Mode pairing quantum key distribution (MP-QKD) overcomes the repeaterless bound without requiring phase locking and phase tracking. However, MP-QKD still assumes that the light source is trusted, which can present challenges in practical deployments and ...
Zhenhua Li   +11 more
doaj   +1 more source

量子密钥分配网络分析

open access: yesGuangtongxin yanjiu, 2009
量子密钥分配(QKD)网络是由网络节点按照一定的拓扑结构连接而成的。目前出现的QKD网络可根据其节点功能性分为3类:光学节点QKD网络、信任节点QKD网络以及量子节点QKD网络。文章论述了QKD网络的研究进展,对现有的3种网络的结构、性能进行了全面的对比分析。通过对比,提出了一种高效实用的新型QKD网络方案。
吴张斌, 陈光, 杨伯君
doaj  

Entanglement model for mode-pairing quantum key distribution

open access: yesPhysical Review Research
Mode-pairing (MP) quantum key distribution (QKD) eliminates the requirements of phase locking and phase tracking compared with twin field (TF) QKD while still surpassing the fundamental rate-distance limit of QKD.
Yi-Fei Lu   +11 more
doaj   +1 more source

Feasibility and parameter optimization of ground-to-satellite uplink continuous-variable quantum key distribution

open access: yesNew Journal of Physics
Driven by the necessitates of wide-area quantum secure communication networks, ground-to-satellite quantum key distribution (QKD) has been highlighted in the field of quantum information.
Jin Cheng   +9 more
doaj   +1 more source

Performance of Ship-Based QKD Under the Influence of Sea-Surface Atmospheric Turbulence

open access: yesPhotonics
There are numerous studies on the effects of ocean turbulence on wireless optical communications and on satellite–ground quantum key distribution (QKD); however, there are few studies on the impact of near sea-surface turbulence on ship-based QKD ...
Gui-Ying Jiang   +7 more
doaj   +1 more source

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