Random Detection Efficiency Changing of APD

Randomly altering the detection efficiency of APDs and analyzing expected efficiencies and QBERs can detect and counteract attacks on quantum detectors.


Literature

[He2020] D. He, Y. Qian, S. Wang, W. Chen, Z. Yin, G. Guo, and Z. Han. "Robust countermeasure against detector control attack in a practical quantum key distribution system: reply" In: Optica 7, 1415–1416. (2020) 10.1364/OPTICA.403917.
[Huang2016] A. Huang, S. Sajeed, P. Chaiwongkhot, M. Soucarros, M. Legre, and V. Makarov. "Testing random-detector-efciency countermeasure in a commercial system reveals a breakable unrealistic assumption" In: IEEE Journal of Quantum Electronics 52, 1–11. (2015) 10.1109/JQE.2016.2611443.
[Legre2012] M. Legre and G. Ribordy. "Apparatus and method for the detection of attacks taking control of the single photon detectors of a quantum cryptography apparatus by randomly changing their efficiency". In: Intl. Patent WO/2012/046135. (2012) https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2012046135. ID QUANTIQUE S.A..
[Qian2019] Y. Qian, D. He, S. Wang, W. Chen, Z. Yin, G. Guo, and Z. Han. "Robust countermeasure against detector control attack in a practical quantum key distribution system" In: Optica 6, 1178–1184. (2019) 10.1364/OPTICA.6.001178.
[Wu2020b] Z. Wu, A. Huang, X. Qiang, J. Ding, P. Xu, X. Fu, and J. Wu. "Robust countermeasure against detector control attack in a practical quantum key distribution system: comment" In: Optica 7, 1391–139. (2020) 10.1364/OPTICA.391325.

QID: CM-0021
Tier: T0
Type: Quantum
Tactic: Detect
Created: 2024-03-02
Updated: 2024-05-08

Technique → Countermeasures

List of techniques where this countermeasure can be applied.

Items: 1
Description Technique

Employment of random detection efficiencies.

Detector Control via After-Gate Pulses Attack