Airborne quantum key distribution: a review

Y Xue, W Chen, S Wang, Z Yin, L Shi, Z Han - Chinese Optics Letters, 2021 - opg.optica.org
Remarkable achievements have been witnessed in free-space quantum key distribution
(QKD), which acts as an available approach to extend the transmission range of quantum …

High-speed robust polarization modulation for quantum key distribution

Y Li, YH Li, HB Xie, ZP Li, X Jiang, WQ Cai, JG Ren… - Optics Letters, 2019 - opg.optica.org
Polarization modulation plays a key role in polarization-encoding quantum key distribution
(QKD). Here, we report a new, to the best of our knowledge, polarization modulation scheme …

Practical side-channel attack on free-space QKD systems with misaligned sources and countermeasures

P Arteaga-Díaz, D Cano, V Fernandez - IEEE Access, 2022 - ieeexplore.ieee.org
Practical implementations of quantum key distribution (QKD) protocols can introduce
additional degrees of freedom in the quantum states that may render them distinguishable to …

Physical secure key distribution based on chaotic self-carrier phase modulation and time-delayed shift keying of synchronized optical chaos

Z Gao, Z Ma, S Wu, H Gao, A Wang, S Fu, Z Li, Y Qin… - Optics …, 2022 - opg.optica.org
High speed physical secure key distribution in a classical optical fiber channel is
unprecedentedly desired for modern secure communication, but it still remains a worldwide …

Experimental filtering effect on the daylight operation of a free-space quantum key distribution

H Ko, KJ Kim, JS Choe, BS Choi, JH Kim, Y Baek… - Scientific reports, 2018 - nature.com
One of the challenges of implementing free-space quantum key distribution (QKD) systems
working in daylight is to remove unwanted background noise photons from sunlight …

Generation of− 10.7 dB unbiased entangled states of light

Y Wang, W Zhang, R Li, L Tian, Y Zheng - Applied Physics Letters, 2021 - pubs.aip.org
In a continuous variable quantum key distribution (CV-QKD) system, strong Einstein–
Podolsky–Rosen entangled states can significantly boost the robustness and distance for …

Generation and distribution of quantum oblivious keys for secure multiparty computation

M Lemus, MF Ramos, P Yadav, NA Silva, NJ Muga… - Applied Sciences, 2020 - mdpi.com
Featured Application Private data mining. Abstract The oblivious transfer primitive is
sufficient to implement secure multiparty computation. However, secure multiparty …

Robust polarization state generation for long-range quantum key distribution

A Stein, IH López Grande, L Castelvero, V Pruneri - Optics Express, 2023 - opg.optica.org
We present a new compact and robust polarization state transmitter designed to execute the
BB84 quantum key distribution protocol. Our transmitter prepares polarization states using a …

Recent advancement in high speed and secure quantum key distribution: A review

KK Choure, A Saharia, N Mudgal, M Tiwari… - Optical and Wireless …, 2022 - Springer
The quantum communication system will arguably play a major role in all future application
in which quantum key distribution would be an important tool. Quantum key distribution is a …

Free‐space quantum key distribution transmitter system using WDM filter for channel integration

M Kim, K Lim, JS Choe, BS Choi, KJ Kim… - ETRI …, 2024 - Wiley Online Library
In this study, we report a transmitter system for free‐space quantum key distribution (QKD)
using the BB84 protocol, which does not require an internal alignment process, by using a …