S. P. Kulik, S. N. Molotkov, “Measurement-device-independent quantum key distribution”, Pis'ma v Zh. Èksper. Teoret. Fiz., 2023, Volume 118, Issue 1,Pages <nobr>62

This article is cited in 2 papers

QUANTUM INFORMATION SCIENCE

Measurement-device-independent quantum key distribution

S. P. Kulik^a, S. N. Molotkov^bc

^a Center of Quantum Technologies, Moscow State University, Moscow, 119899 Russia
^b Academy of Cryptography of the Russian Federation, Moscow, 119331 Russia
^c Institute of Solid State Physics, Russian Academy of Sciences, Chernogolovka, Moscow region, 142432 Russia

Abstract: The security of the measurement-device-independent quantum key distribution protocol through untrusted nodes has been directly proven using fundamental entropy uncertainty relations. Reasons for the amazing coincidence of the expressions for the secrete key length in the BB84 and MDI protocols are presented.

Received: 02.06.2023
Revised: 02.06.2023
Accepted: 04.06.2023

DOI: 10.31857/S1234567823130128