Search Results - "Sharpe, A. W."

Quantum key distribution without detector vulnerabilities using optically seeded lasers by Comandar, L. C., Lucamarini, M., Fröhlich, B., Dynes, J. F., Sharpe, A. W., Tam, S. W.-B., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…Quantum cryptography immune from detector attacks is realized by the development of a source of indistinguishable laser pulses based on optically seeded…”
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Experimental measurement-device-independent quantum digital signatures by Roberts, G. L., Lucamarini, M., Yuan, Z. L., Dynes, J. F., Comandar, L. C., Sharpe, A. W., Shields, A. J., Curty, M., Puthoor, I. V., Andersson, E.

“…The development of quantum networks will be paramount towards practical and secure telecommunications. These networks will need to sign and distribute…”
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Cambridge quantum network by Dynes, J. F., Wonfor, A., Tam, W. W. -S., Sharpe, A. W., Takahashi, R., Lucamarini, M., Plews, A., Yuan, Z. L., Dixon, A. R., Cho, J., Tanizawa, Y., Elbers, J. -P., Greißer, H., White, I. H., Penty, R. V., Shields, A. J.

“…Future-proofing current fibre networks with quantum key distribution (QKD) is an attractive approach to combat the ever growing breaches of data theft. To…”
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Coexistence of High-Bit-Rate Quantum Key Distribution and Data on Optical Fiber by Patel, K. A., Dynes, J. F., Choi, I., Sharpe, A. W., Dixon, A. R., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…Quantum key distribution (QKD) uniquely allows the distribution of cryptographic keys with security verified by quantum mechanical limits. Both protocol…”
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High speed prototype quantum key distribution system and long term field trial by Dixon, A R, Dynes, J F, Lucamarini, M, Fröhlich, B, Sharpe, A W, Plews, A, Tam, S, Yuan, Z L, Tanizawa, Y, Sato, H, Kawamura, S, Fujiwara, M, Sasaki, M, Shields, A J

“…Securing information in communication networks is an important challenge in today's world. Quantum Key Distribution (QKD) can provide unique capabilities…”
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Testing the photon-number statistics of a quantum key distribution light source by Dynes, J F, Lucamarini, M, Patel, K A, Sharpe, A W, Ward, M B, Yuan, Z L, Shields, A J

“…A commonly held tenet is that lasers well above threshold emit photons in a coherent state, which follow Poissonian statistics when measured in photon number…”
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Quantum key distribution with hacking countermeasures and long term field trial by Dixon, A. R., Dynes, J. F., Lucamarini, M., Fröhlich, B., Sharpe, A. W., Plews, A., Tam, W., Yuan, Z. L., Tanizawa, Y., Sato, H., Kawamura, S., Fujiwara, M., Sasaki, M., Shields, A. J.

“…Quantum key distribution’s (QKD’s) central and unique claim is information theoretic security. However there is an increasing understanding that the security…”
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Practical gigahertz quantum key distribution based on avalanche photodiodes by Yuan, Z L, Dixon, A R, Dynes, J F, Sharpe, A W, Shields, A J

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Efficient decoy-state quantum key distribution with quantified security by Lucamarini, M, Patel, K A, Dynes, J F, Fröhlich, B, Sharpe, A W, Dixon, A R, Yuan, Z L, Penty, R V, Shields, A J

“…We analyse the finite-size security of the efficient Bennett-Brassard 1984 protocol implemented with decoy states and apply the results to a gigahertz-clocked…”
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Quantum key distribution for 10 Gb/s dense wavelength division multiplexing networks by Patel, K. A., Dynes, J. F., Lucamarini, M., Choi, I., Sharpe, A. W., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…We demonstrate quantum key distribution (QKD) with bidirectional 10 Gb/s classical data channels in a single fiber using dense wavelength division…”
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High speed single photon detection in the near infrared by Yuan, Z. L., Kardynal, B. E., Sharpe, A. W., Shields, A. J.

“…InGaAs avalanche photodiodes (APDs) are convenient for single photon detection in the near infrared (NIR) including the fiber communication bands ( 1.31 ∕ 1.55…”
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A high speed, postprocessing free, quantum random number generator by Dynes, J. F., Yuan, Z. L., Sharpe, A. W., Shields, A. J.

“…A quantum random number generator (QRNG) based on gated single photon detection of an In-GaAs photodiode at gigahertz frequency is demonstrated. Owing to the…”
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Gigahertz decoy quantum key distribution with 1 Mbit/s secure key rate by Dixon, A R, Yuan, Z L, Dynes, J F, Sharpe, A W, Shields, A J

“…We report the first gigahertz clocked decoy-protocol quantum key distribution (QKD). Record key rates have been achieved thanks to the use of self-differencing…”
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Continuous operation of high bit rate quantum key distribution by Dixon, A. R., Yuan, Z. L., Dynes, J. F., Sharpe, A. W., Shields, A. J.

“…We demonstrate a quantum key distribution with a secure bit rate exceeding 1 Mbit/s over 50 km fiber averaged over a continuous 36 h period. Continuous…”
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Quantum key distribution over multicore fiber by Dynes, J F, Kindness, S J, Tam, S W-B, Plews, A, Sharpe, A W, Lucamarini, M, Fröhlich, B, Yuan, Z L, Penty, R V, Shields, A J

“…We present the first quantum key distribution (QKD) experiment over multicore fiber. With space division multiplexing, we demonstrate that weak QKD signals can…”
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Room temperature single-photon detectors for high bit rate quantum key distribution by Comandar, L. C., Fröhlich, B., Lucamarini, M., Patel, K. A., Sharpe, A. W., Dynes, J. F., Yuan, Z. L., Penty, R. V., Shields, A. J.

“…We report room temperature operation of telecom wavelength single-photon detectors for high bit rate quantum key distribution (QKD). Room temperature operation…”
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Backflashes from fast-gated avalanche photodiodes in quantum key distribution by Koehler-Sidki, A., Dynes, J. F., Paraïso, T. K., Lucamarini, M., Sharpe, A. W., Yuan, Z. L., Shields, A. J.

“…InGaAs single-photon avalanche photodiodes (APDs) are key enablers for high-bit rate quantum key distribution. However, the deviation of such detectors from…”
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Stability of high bit rate quantum key distribution on installed fiber by Dynes, J. F., Choi, I., Sharpe, A. W., Dixon, A. R., Yuan, Z. L., Fujiwara, M., Sasaki, M., Shields, A. J.

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Quantum key distribution over multicore fiber by Dynes, J. F., Kindness, S. J., Tam, S. W.-B., Plews, A., Sharpe, A. W., Lucamarini, M., Fröhlich, B., Yuan, Z. L., Penty, R. V., Shields, A. J.

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Efficient entanglement distribution over 200 kilometers by Dynes, J F, Takesue, H, Yuan, Z L, Sharpe, A W, Harada, K, Honjo, T, Kamada, H, Tadanaga, O, Nishida, Y, Asobe, M, Shields, A J

“…Here we report the first demonstration of entanglement distribution over a record distance of 200 km which is of sufficient fidelity to realize secure…”
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