Castelletto, S.
, Degiovanni, I.
and Rastello, M.
(2008),
A Modified Wigner's Inequality for Secure Quantum Key Distribution, Physical Review Letters (Accessed August 27, 2026)
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A Modified Wigner's Inequality for Secure Quantum Key Distribution
Published
Author(s)
Stefania Castelletto, Ivo P. Degiovanni, M L. Rastello
Abstract
In this letter we discuss the insecurity with present implementations of the Ekert protocol for quantum-key distribution based on the Wigner Inequality. We propose a modified version of this inequality which guarantees safe quantum-key distribution.Citation
Physical Review Letters
Pub Type
Journals
Keywords
entanglement and quantum nonlocality, quantum cryptography, quantum information
Citation
Issues
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Created October 16, 2008