Quantum cryptography based on qutrit Bell inequalities

D  Kaszlikowski; D K L  Oi; M  Christandl; K  Chang; A  Ekert; L C  Kwek; C H  Oh

doi:10.1103/PhysRevA.67.012310

Quantum cryptography based on qutrit Bell inequalities

D Kaszlikowski, D K L Oi, M Christandl, K Chang, A Ekert, L C Kwek, C H Oh

Physics

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Abstract

We present a cryptographic protocol based upon entangled qutrit pairs. We analyze the scheme under a symmetric incoherent attack and plot the region for which the protocol is secure and compare this with the region of violations of certain Bell inequalities.

Original language	English
Article number	012310
Pages (from-to)	-
Number of pages	4
Journal	Physical Review A
Volume	67
Issue number	1
DOIs	https://doi.org/10.1103/PhysRevA.67.012310
Publication status	Published - Jan 2003

Keywords

local realism
multiport
qubits

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10.1103/PhysRevA.67.012310

0206170v1Submitted manuscript, 278 KB

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title = "Quantum cryptography based on qutrit Bell inequalities",

abstract = "We present a cryptographic protocol based upon entangled qutrit pairs. We analyze the scheme under a symmetric incoherent attack and plot the region for which the protocol is secure and compare this with the region of violations of certain Bell inequalities.",

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AU - Oh, C H

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KW - qubits

UR - http://arxiv.org/PS_cache/quant-ph/pdf/0206/0206170v1.pdf

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Quantum cryptography based on qutrit Bell inequalities

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Keywords

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