Results 111 to 120 of about 7,608 (211)

Differential phase-time shifting protocol for QKD (DPTS) [PDF]

, 2016
We explore the implementation of a novel protocol for fiber-based high-dimensional quantum key distribution (QKD) which improves over the traditional DPS-QKD and COW ...
Usuga Castaneda, Mario A., Ding, Yunhong, Oxenløwe, Leif Katsuo, Bacco, Davide, Rottwitt, Karsten, Christensen, Jesper Bjerge   +5 more
core  

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

New 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, Yujie Chen, Ao Liu, Xin Sun, Junjie Guo, Bohan Yang, Peng Yin, Wenbo Liu, Lanjian Chen, Chen Dong   +9 more
doaj   +1 more source

Chip-Based Electronic System for Quantum Key Distribution

Entropy
Quantum Key Distribution (QKD) has garnered significant attention due to its unconditional security based on the fundamental principles of quantum mechanics. While QKD has been demonstrated by various groups and commercial QKD products are available, the
Siyuan Zhang, Wei Mao, Shaobo Luo, Shihai Sun   +3 more
doaj   +1 more source

Integration of a Free-Space QKD Link into a Metropolitan Quantum Network: A Use Case within EuroQCI

2025 Conference on Quantum Technologies for Defence and Security, SEP 15-18, 2025, Madrid. Proc. SPIE 13676, Quantum Technologies for Defence and Security II, 1367606Quantum Key Distribution (QKD) represents a groundbreaking advancement in secure ...
Arteaga-Díaz, Pablo, Llanos Velasco, Adrián, Fernández Mármol, Verónica, Ruiz-Chamorro, Andrés, Martin-Romero, Guillermo   +4 more
core   +1 more source

Optical Link Design for Quantum Key Distribution-Integrated Optical Access Networks

Photonics
To achieve commercial scalability, fiber-based quantum key distribution (QKD) systems must be integrated into existing optical communication infrastructures, rather than deployed exclusively on dedicated dark fibers.
Sunghyun Bae, Seok-Tae Koh
doaj   +1 more source

Simulation of a submarine to submarine QKD system

, 2018
Due to the absorption of water, communication between two parties submersed below the water is normally performed with acoustic waves. However, with the need for higher data rates, the use of RF or optical frequencies is needed.
Djordjecvic, Ivan B., Gariano, John, Xiang, Yi, Bettelli, Burk, Bennett, Voelz, Schmidt, Schneier   +8 more
core   +1 more source

Authentication in QKD

This presentation provides an overview about QKD Architecture and Infrastructures. It was used during the HellasQCI Training Event in Crete 2024 - Axis 2 QKD & PQC for Cybersecurity (05/09/2024).
openaire   +2 more sources

In-field experiment of Intermodal Quantum Key Distribution over a 18km-long free-space link with Adaptive Optics for fiber-injection [PDF]

openIn the modern era of information, secure communication is a fundamental societal need. Quantum Key Distribution (QKD), once combined with the One-Time- Pad protocol, offers information-theoretic security for data transmission.
NARDI, MARCO
core  

Accelerating Quantum Key Distribution post-processing algorithms through a System-on-a-Chip

openNegli esperimenti di QKD vengono utilizzate schede FPGA con integrata una CPU. La tesi consiste nel programma queste schede per realizzare il cosiddetto post-processing della QKD, ovvero il processamento dei dati per trasformare una sequenza di dati ...
CAMPIGOTTO, FRANCESCO
core  

TxGuard-QKD: Digital-twin & security-validation toolkit for DV-QKD (BB84 + decoy)

TxGuard-QKD is an open-source transmitter digital-twin and security-validation toolkit for DV-QKD (BB84 + decoy). It includes decoy-state parameter estimation (Y₁ lower/upper), a simplified finite-key rate, side-channel attack injection (Trojan-horse ...
Nihan Ozoglu
core   +1 more source