The evolution of quantum key distribution networks: On the road to the qinternet

Y Cao, Y Zhao, Q Wang, J Zhang… - … Surveys & Tutorials, 2022 - ieeexplore.ieee.org
Quantum key distribution (QKD) constitutes a symmetric secret key negotiation protocol
capable of maintaining information-theoretic security. Given the recent advances in QKD …

Advances in device-independent quantum key distribution

V Zapatero, T van Leent, R Arnon-Friedman… - npj quantum …, 2023 - nature.com
Device-independent quantum key distribution (DI-QKD) provides the gold standard for
secure key exchange. Not only does it allow for information-theoretic security based on …

[HTML][HTML] Silicon-based decoder for polarization-encoding quantum key distribution

Y Du, X Zhu, X Hua, Z Zhao, X Hu, Y Qian, X **ao… - Chip, 2023 - Elsevier
Silicon-based polarization-encoding quantum key distribution (QKD) has been extensively
studied due to its advantageous characteristics of its low cost and robustness. However …

Enhancing the Security of Classical Communication with Post-Quantum Authenticated-Encryption Schemes for the Quantum Key Distribution

FR Ghashghaei, Y Ahmed, N Elmrabit, M Yousefi - Computers, 2024 - mdpi.com
This research aims to establish a secure system for key exchange by using post-quantum
cryptography (PQC) schemes in the classic channel of quantum key distribution (QKD) …

Demonstration of a switched CV-QKD network

HH Brunner, CHF Fung, M Peev, RB Méndez… - EPJ Quantum …, 2023 - epjqt.epj.org
A quantum channel is a physical media able to carry quantum signals. Quantum key
distribution (QKD) requires direct quantum channels between every pair of prepare-and …

Quantum battery with ultracold atoms: Bosons versus fermions

TK Konar, LGC Lakkaraju, S Ghosh, A Sen - Physical Review A, 2022 - APS
We design a quantum battery made up of bosons or fermions in an ultracold-atom setup,
described by Fermi-Hubbard and Bose-Hubbard models, respectively. We compare the …

ChaQra: a cellular unit of the Indian quantum network

S Gupta, I Agarwal, V Mogiligidda… - Scientific Reports, 2024 - nature.com
Major research interests on quantum key distribution (QKD) are primarily focused on
increasing 1. Point-to-point transmission distance (1000 km). 2. Secure key rate (Mbps). 3 …

Experimental secure quantum key distribution in the presence of polarization-dependent loss

C Huang, Y Chen, L **, M Geng, J Wang, Z Zhang… - Physical Review A, 2022 - APS
Quantum key distribution (QKD) is theoretically secure using the principle of quantum
mechanics; therefore, QKD is a promising solution for the future of secure communication …

Implementation security in quantum key distribution

V Zapatero, Á Navarrete, M Curty - Advanced Quantum …, 2024 - Wiley Online Library
The problem of implementation security in quantum key distribution (QKD) refers to the
difficulty of meeting the requirements of mathematical security proofs in real‐life QKD …

Practical hybrid PQC-QKD protocols with enhanced security and performance

P Zeng, D Bandyopadhyay, JAM Méndez… - arxiv preprint arxiv …, 2024 - arxiv.org
Quantum resistance is vital for emerging cryptographic systems as quantum technologies
continue to advance towards large-scale, fault-tolerant quantum computers. Resistance may …