Phase-reference-intensity attack on continuous-variable quantum key distribution with a local local oscillator

Y Shao, Y Li, H Wang, Y Pan, Y Pi, Y Zhang, W Huang… - Physical Review A, 2022 - APS
In practical continuous-variable quantum key distribution system using local local oscillator
(LLO CV-QKD), the phase noise related to coherent detection and phase-reference pulse …

Polarization Attack on Continuous-Variable Quantum Key Distribution with a Local Local Oscillator

Y Shao, Y Pan, H Wang, Y Pi, Y Li, L Ma, Y Zhang… - Entropy, 2022 - mdpi.com
The estimation of phase noise of continuous-variable quantum key distribution protocol with
a local local oscillator (LLO CVQKD), as a major process in quantifying the secret key rate, is …

Reference pulse attack on continuous variable quantum key distribution with local local oscillator under trusted phase noise

S Ren, R Kumar, A Wonfor, X Tang, R Penty, I White - JOSA B, 2019 - opg.optica.org
We show that partially trusting the phase noise associated with estimation uncertainty in a
local local oscillator continuous-variable quantum key distribution (LLO-CVQKD) system …

Phase noise model for continuous-variable quantum key distribution using a local local oscillator

Y Shao, H Wang, Y Pi, W Huang, Y Li, J Liu, J Yang… - Physical Review A, 2021 - APS
The value of residual phase noise, after phase compensation, is one of the key limitations of
performance improvement for continuous-variable quantum key distribution using a local …

Practical security of the continuous-variable quantum key distribution with real local oscillators under phase attack

B Huang, Y Huang, Z Peng - Optics Express, 2019 - opg.optica.org
Continuous-variable quantum key distribution (CVQKD) with a real local oscillator (LO) is
confronted with new security problems due to the reference pulses transmitted together with …

Adaptive modulation for continuous-variable quantum key distribution with real local oscillators under phase attack

KA Alaghbari, K Rumyantsev, T Eltaif… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
Continuous-variable quantum key distribution (CV-QKD) with a real local oscillator (LO)
experiences a phase attack security challenge due to the reference pulses transmitted along …

High key rate continuous-variable quantum key distribution with a real local oscillator

T Wang, P Huang, Y Zhou, W Liu, H Ma, S Wang… - Optics express, 2018 - opg.optica.org
Continuous-variable quantum key distribution (CVQKD) with a real local oscillator (LO) has
been extensively studied recently due to its security and simplicity. In this paper, we propose …

[HTML][HTML] Kalman filter-based phase estimation of continuous-variable quantum key distribution without sending local oscillator

Y Su, Y Guo, D Huang - Physics Letters A, 2019 - Elsevier
Phase estimation is one of the crucial procedures in continuous-variable quantum key
distribution without sending local oscillator (LLO-CVQKD), aiming at compensating the …

Plug-and-play dual-phase-modulated continuous-variable quantum key distribution with photon subtraction

XD Wu, YJ Wang, H Zhong, Q Liao, Y Guo - Frontiers of Physics, 2019 - Springer
Plug-and-play dual-phase-modulated continuous-variable quantum key distribution
(CVQKD) protocol can effectively solve the security loopholes associated with transmitting …

Quantum hacking against discrete-modulated continuous-variable quantum key distribution using modified local oscillator intensity attack with random fluctuations

L Fan, Y Bian, M Wu, Y Zhang, S Yu - Physical Review Applied, 2023 - APS
The local oscillator in a practical continuous-variable quantum key distribution system
fluctuates at any time during the key distribution process, which may open security loopholes …