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Cryptanalysis of Y-00 under heterodyne measurement and fast correlation attack.
Date Issued
01-12-2006
Author(s)
Donnet, Stephane
Indian Institute of Technology, Madras
Bloch, Matthieu
Cussey, Johann
Merolla, Jean Marc
Larger, Laurent
Abstract
A quantum cryptographic protocol, called Y-00, has been recently proposed for data encryption at Gbps rate. Our numerical results show that this is unsecure in many cases under heterodyne measurement combined with fast correlation attack.