Chip-based quantum signature network reaches 200 km

A pioneering chip-based quantum digital signature (QDS) network achieves secure document signing over 200 km of fiber, leveraging integrated photonics to miniaturize transmitters and centralize measurement systems. This breakthrough paves the way for future scalable, cost-effective, and robust quantum-secure communication networks.

Authors

Publication Details

Journal
Light Advanced Manufacturing
Published
2025-01-01
DOI
https://doi.org/10.37188/lam.2025.041
Primary Topic
Quantum Information and Cryptography
Type
article
Field-Weighted Citation Impact
0.00
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article

Chip-based quantum signature network reaches 200 km

Omar S. Magaña‐Loaiza, Chenglong You
Light Advanced Manufacturing
Quantum Information and Cryptography
article

Chip-based quantum signature network reaches 200 km

Omar S. Magaña‐Loaiza, Chenglong You
article en

Abstract

A pioneering chip-based quantum digital signature (QDS) network achieves secure document signing over 200 km of fiber, leveraging integrated photonics to miniaturize transmitters and centralize measurement systems. This breakthrough paves the way for future scalable, cost-effective, and robust quantum-secure communication networks.

Light Advanced ManufacturingVol. 6(2)
Affordable and clean energy
Openalex Percentile: Top 93%
Quantum Information and Cryptography
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Chip-based quantum signature network reaches 200 km — Omar S. Magaña‐Loaiza, Chenglong You · Light Advanced Manufacturing (2025) | TGRS Research Map | TGRS