Symmetric collective attacks for the eavesdropping of symmetric quantum key distribution

dc.creatorPirandola, Stefano
dc.date2008-09-04
dc.date2008-09-18
dc.date.accessioned2026-07-07T10:03:25Z
dc.date.available2026-07-07T10:03:25Z
dc.descriptionWe consider the collective eavesdropping of the BB84 and six-state protocols. Since these protocols are symmetric in the eigenstates of conjugate bases, we consider collective attacks having the same kind of symmetry. We then show how these symmetric collective attacks are sufficiently strong in order to minimize the Devetak-Winter rates. In fact, it is quite easy to construct simple examples able to reach the unconditionally-secure key-rates of these protocols.
dc.descriptionProceeding of the conference "Noise Information and Complexity at Quantum Scale" (Erice, Italy, 2007)
dc.identifierhttps://arxiv.org/abs/0809.0929
dc.identifierhttp://arxiv.org/abs/0809.0929
dc.identifierInt. J. Quant. Inf. 6, 765 - 771 (2008)
dc.identifierdoi:10.1142/S0219749908004080
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/169285
dc.subjectQuantum Physics
dc.titleSymmetric collective attacks for the eavesdropping of symmetric quantum key distribution
dc.typetext

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