Active Polarisation State Scrambling

Active polarization state scrambling enhances QKD receiver security by dynamically altering the polarization states.


Literature

[Makarov2005] V. Makarov and D. Hjelme. "Faked states attack on quantum cryptosystem" In: Journal of Modern Optics, 52(5), 691–705. (2005) 10.1080/09500340410001730986.
[Wei2019] K. Wei, W. Zhang, Y. Tang, L. You, and F. Xu. "Implementation security of quantum key distribution due to polarization-dependent efficiency mismatch" In: Phys. Rev. A 100, 022325. (2019) 10.1103/PhysRevA.100.022325.

QID: CM-0046
Tier: T0
Type: Quantum
Tactic: Harden
Created: 2024-04-09
Updated: 2024-05-10

Technique → Countermeasures

List of techniques where this countermeasure can be applied.

Items: 1
Description Technique

Against the polarisation-dependent mismatch - active polarisation state scrambling inside the QKD receiver.

Detector Efficiency Mismatch Attack