Security of subcarrier wave quantum key distribution against the collective beam-splitting attack
GP Miroshnichenko, AV Kozubov, AA Gaidash… - Optics express, 2018 - opg.optica.org
We consider a subcarrier wave quantum key distribution (QKD) system, where quantum
encoding is carried out at weak sidebands generated around a coherent optical beam as a …
encoding is carried out at weak sidebands generated around a coherent optical beam as a …
[HTML][HTML] Subcarrier wave continuous variable quantum key distribution with discrete modulation: mathematical model and finite-key analysis
In this paper we report a continuous-variable quantum key distribution protocol using
multimode coherent states generated on subcarrier frequencies of the optical spectrum. We …
multimode coherent states generated on subcarrier frequencies of the optical spectrum. We …
Feasibility of twin-field quantum key distribution based on multi-mode coherent phase-coded states
In this paper we propose feasibility demonstration of twin-field quantum key ditribution
system based on multi-mode weak coherent phase-coded states. Their utilization provides …
system based on multi-mode weak coherent phase-coded states. Their utilization provides …
Quantum repeaters and teleportation via entangled phase-modulated multimode coherent states
We present a scheme of quantum repeater that uses entangled multimode coherent states
that are obtained by electro-optic modulation of symmetric and antisymmetric Schrödinger …
that are obtained by electro-optic modulation of symmetric and antisymmetric Schrödinger …
Methods of decreasing the unambiguous state discrimination probability for subcarrier wave quantum key distribution systems
In this paper, we compare two solutions (well known and newly proposed) for subcarrier
wave quantum key distribution systems that decrease the crucial impact of the errorless …
wave quantum key distribution systems that decrease the crucial impact of the errorless …
Dissipative dynamics of quantum states in the fiber channel
In this paper we consider the Liouville equation that describes the quantum nonunitary
dynamics of quantum states in optical fiber. We consider a particular case of thermalization …
dynamics of quantum states in optical fiber. We consider a particular case of thermalization …
Countermeasures for advanced unambiguous state discrimination attack on quantum key distribution protocol based on weak coherent states
In this paper we investigate the advanced unambiguous state discrimination (USD) attack
that is crucial for quantum key distribution based on phase-coded coherent states …
that is crucial for quantum key distribution based on phase-coded coherent states …
Coherent detection schemes for subcarrier wave continuous variable quantum key distribution
E Samsonov, R Goncharov, M Fadeev, A Zinoviev… - JOSA B, 2021 - opg.optica.org
We examine different methods to implement coherent detection in subcarrier wave quantum
key distribution (SCW QKD) systems. For classical wave fields, we present the models …
key distribution (SCW QKD) systems. For classical wave fields, we present the models …
Finite-key security for quantum key distribution systems utilizing weak coherent states
In this paper we present finite-key security analysis for quantum key distribution protocol
based on weak coherent (in particular phase-coded) states using a fully quantum asymptotic …
based on weak coherent (in particular phase-coded) states using a fully quantum asymptotic …
[HTML][HTML] Lindblad dynamics and disentanglement in multi-mode bosonic systems
In this paper, we consider the thermal bath Lindblad master equation to describe the
quantum nonunitary dynamics of quantum states in a multi-mode bosonic system. For the …
quantum nonunitary dynamics of quantum states in a multi-mode bosonic system. For the …