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Unambiguous state discrimination and joint measurement attacks on passive side channel of the light source in BB84 decoy-state protocol

发表于 2021/12/1 来源 Journal of Physics: Conference Series DOI 10.1088/1742-6596/2086/1/012130

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作者

Babukhin D Sych D

单位

QRate LLC, Moscow 121353, Russia; NTI Center for Quantum Communications, National University of Science and Technology MISiS, Leninsky prospekt 4, Moscow 119049展开

QRate LLC, Moscow 121353, Russia; NTI Center for Quantum Communications, National University of Science and Technology MISiS, Leninsky prospekt 4, Moscow 119049, Russia; National University of Science and Technology MISiS, 119049, Moscow, Russia; Sirius University of Science and Technology, 1 Olympic Ave, 354340, Sochi, Russia; P.N.Lebedev Physical Institute, Russian Academy of Sciences, Moscow, 119991, Russia

摘要

Quantum key distribution (QKD) has a promise of unconditionally secure communication between the remote sides. The real-world QKD implementations, how 更多..

Explicit attacks on passive side channels of the light source in the BB84 decoy state protocol

发表于 2021/7/1 来源 Journal of Physics: Conference Series DOI 10.1088/1742-6596/1984/1/012008

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作者

Babukhin D Sych D

单位

QRate LLC, Novaya av. 100, Moscow 121353, Russia; NTI Center for Quantum Communications, National University of Science and Technology MISiS, Leninsky prospekt展开

QRate LLC, Novaya av. 100, Moscow 121353, Russia; NTI Center for Quantum Communications, National University of Science and Technology MISiS, Leninsky prospekt 4, Moscow 119049, Russia; Sirius University of Science and Technology, 1 Olympic Ave, 354340, Sochi, Russia; P.N.Lebedev Physical Institute, Russian Academy of Sciences, Moscow, 119991, Russia

摘要

Various imperfections of the hardware in quantum key distribution (QKD) lead to discrepancies between the theory and real-world devices. An eavesdropp 更多..

Practical security of quantum key distribution in the presence of side channels

发表于 2021/7/1 来源 Journal of Physics: Conference Series DOI 10.1088/1742-6596/1984/1/012001

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作者

Sych D Duplinskiy A Babukhin D

单位

P.N.Lebedev Physical Institute, Russian Academy of Sciences, Moscow, 119991, Russia; NTI Center for Quantum Communications, National University of Science and T展开

P.N.Lebedev Physical Institute, Russian Academy of Sciences, Moscow, 119991, Russia; NTI Center for Quantum Communications, National University of Science and Technology MISiS, Moscow, 119049, Russia; Sirius University of Science and Technology, 1 Olympic Ave, 354340, Sochi, Russia

摘要

Security of quantum key distribution (QKD) is based on fundamental laws of quantum physics. However, the security of QKD implementations is at risk du 更多..