Zh. Èksper. Teoret. Fiz., 2014, Volume 145, Issue 1, Pages 5–16
ATOMS, MOLECULES, OPTICS
On a beam splitter attack and soft filtering of coherent states in differential phase shift quantum cryptography
D. A. Kronberga, S. N. Molotkovab
a Lomonosov Moscow State University
b Institute of Solid State Physics RAS, Chernogolovka, Moscow region
A combined attack on a quantum key distribution protocol with differential phase shift encoding has been proposed. The length of a communication channel to which secure key distribution is guaranteed has been estimated.
|Russian Foundation for Basic Research
|This work was supported by the Russian Foundation for Basic Research (project nos. 12-02-31200 and 11-02-00455).
Journal of Experimental and Theoretical Physics, 2014, 118:1, 1–10
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