Relativistic Quantum Cryptography

Evan Jeffrey; Joseph Altepeter; Paul G. Kwiat

doi:10.1364/FIO.2006.FWB1

Frontiers in Optics
OSA Technical Digest (CD) (Optica Publishing Group, 2006),
paper FWB1
•https://doi.org/10.1364/FIO.2006.FWB1

Relativistic Quantum Cryptography

Evan Jeffrey, Joseph Altepeter, and Paul G. Kwiat

Frontiers in Optics 2006

Rochester, New York United States
10–13 October 2006
ISBN: 1-55752-818-7

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Optical Computing (FWB)

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E. Jeffrey, J. Altepeter, and P. G. Kwiat, "Relativistic Quantum Cryptography," in Frontiers in Optics, OSA Technical Digest (CD) (Optica Publishing Group, 2006), paper FWB1.

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Abstract

Using entangled photons and a low-loss optical delay, we implement a novel quantum cryptography protocol in which every photon contributes to the key, yielding enhanced efficiency, and an advantage for six- versus four-basis state protocols.

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