Enabling Shortwave-QKD in Short-Reach Networks: Impact of a Composite ODN Native to Telecom Applications

2025/10/26 by Ramos, Mariana F., Luchian, Costin, Hentschel, Michael +4
#81V80 #FOS: Physical sciences #H.4 #Quantum Physics (quant-ph)

paper · doi:10.48550/arxiv.2510.22617

Abstract

We deploy shortwave-QKD over short-reach in-house/datacom architectures and show that few-mode propagation and speckle-selective loss severely impact the QKD performance. We accomplish 12 kb/s secure-key generation in presence of 50 co-existing data channels.

Citations

• Datacom-Agnostic Shortwave QKD for Short-Reach Links
• Quantum key distribution for data center security -- a feasibility study

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