Employment of External Intensity Modulator

External intensity modulators in QKD systems ensure no timing mismatch between signal and decoy states.


Literature

[Huang2018] A. Huang, S. Sun, Z. Liu, and V. Makarov. "Decoy state quantum key distribution with imperfect source" In: Phys. Rev. A 98, 01233. (2018) 10.1103/ PhysRevA.98.012330.

QID: CM-0063
Tier: T0
Type: Quantum
Tactic: Harden
Created: 2024-04-16
Updated: 2024-05-10

Technique → Countermeasures

List of techniques where this countermeasure can be applied.

Items: 1
Description Technique

Deploy external intensity modulator.

Timing Mismatch Attack on Signal and Decoy States