Quantum data locking for high-rate private communication

Article, Preprint English OPEN
Lupo, Cosmo; Lloyd, Seth;
(2014)

We show that, if the accessible information is used as a security quantifier, quantum channels with a certain symmetry can convey private messages at a tremendously high rate, as high as less than one bit below the rate of non-private classical communication. This resul... View more
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