Entangled-state cryptographic protocol that remains secure even if nonlocal hidden variables exist and can be measured with arbitrary precision
Quantum Physics
2009-11-11 v6
Abstract
Standard quantum cryptographic protocols are not secure if one assumes that nonlocal hidden variables exist and can be measured with arbitrary precision. The security can be restored if one of the communicating parties randomly switches between two standard protocols.
Cite
@article{arxiv.quant-ph/0501003,
title = {Entangled-state cryptographic protocol that remains secure even if nonlocal hidden variables exist and can be measured with arbitrary precision},
author = {Diederik Aerts and Marek Czachor and Marcin Pawlowski},
journal= {arXiv preprint arXiv:quant-ph/0501003},
year = {2009}
}
Comments
Shortened version, accepted in Phys. Rev. A