Experimental demonstration of long-distance continuous-variable quantum key distribution

Nature Photonics

Volumn 7, Issue 5, 2013, Pages 378-381

  Jouguet, Paul ^a,b   Kunz Jacques, Sébastien ^b   Leverrier, Anthony ^c,d   Grangier, Philippe ^e   Diamanti, Eleni ^a  

^a INSTITUT TELECOM   (France)

^b SeQureNet   (France)

^c ETH ZURICH   (Switzerland)

^d INRIA ROCQUENCOURT   (France)

^e UNIV PARIS SUD   (France)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINUOUS VARIABLES; EXPERIMENTAL DEMONSTRATIONS; INFORMATION-THEORETIC SECURITY; LONG-DISTANCE COMMUNICATIONS; OF QUANTUM-INFORMATION; QUANTUM KEY DISTRIBUTION SYSTEMS; SECRET INFORMATION; TELECOMMUNICATION TECHNOLOGIES;

DISTILLATION; INFORMATION THEORY; OPTICAL FIBERS;

QUANTUM CRYPTOGRAPHY;

EID: 84877578573     PISSN: 17494885     EISSN: 17494893     Source Type: Journal    
DOI: 10.1038/nphoton.2013.63     Document Type: Article

References (30)

1. Scarani, V. et al. The security of practical quantum key distribution. Rev. Mod. Phys. 81, 1301-1350 (2009).
2. Peev, M. et al. The SECOQC quantum key distribution in Vienna. New J. Phys. 11, 075001 (2009).
3. Sasaki, M. et al. Field test of quantum key distribution in the Tokyo QKD network. Opt. Express 19, 10387-10409 (2011).
4. Weedbrook, C. et al. Gaussian quantum information. Rev. Mod. Phys. 84, 621-669 (2012).
5. Fossier, S. et al. Field test of a continuous-variable quantum key distribution prototype. New J. Phys. 11, 045023 (2009).
6. Dinh Xuan, Q., Zhang, Z. & Voss, P. A 24 km fiber-based discretely signaled continuous variable quantum key distribution system. Opt. Express 17, 24244-24249 (2009).
7. Jouguet, P. et al. Field test of classical symmetric encryption with continuous variables quantum key distribution. Opt. Express 20, 14030-14041 (2012).
8. Briegel, H-J., Dur, W., Cirac, J. I. & Zoller, P. Quantum repeaters: The role of imperfect local operations in quantum communication. Phys. Rev. Lett. 81, 5932-5935 (1998). (Pubitemid 128628297)
9. Takesue, H. et al. Quantum key distribution over a 40-dB channel loss using superconducting single-photon detectors. Nature Photon. 1, 343-348 (2007).
10. Rosenberg, D. et al. Practical long-distance quantum key distribution system using decoy levels. New J. Phys. 11, 045009 (2009).
11. Stucki, D. et al. High rate, long-distance quantum key distribution over 250 km of ultra low loss fibres. New J. Phys. 11, 075003 (2009).
12. Dixon, A. R., Yuan, Z. L., Dynes, J. F., Sharpe, A.W. & Shields, A. J. Continuous operation of high bit rate quantum key distribution. Appl. Phys. Lett. 96, 161102 (2010).
13. Grosshans, F. et al. Quantum key distribution using Gaussian-modulated coherent states. Nature 421, 238-241 (2003). (Pubitemid 36139122)
14. Qi, B., Huang, L-L., Qian, L. & Lo, H-K. Experimental study on the Gaussianmodulated coherent-state quantum key distribution over standard telecommunication fibers. Phys. Rev. A 76, 052323 (2007).
15. Lodewyck, J. et al. Quantum key distribution over 25 km with an all-fiber continuous-variable system. Phys. Rev. A 76, 042305 (2007).
16. Symul, T. et al. Experimental demonstration of post-selection-based continuousvariable quantum key distribution in the presence of Gaussian noise. Phys. Rev. A 76, 030303 (2007).
17. Shen, Y., Zou, H., Tian, L., Chen, P. & Yuan, J. Experimental study on discretely modulated continuous-variable quantum key distribution. Phys. Rev. A 82, 022317 (2010).
18. Scarani, V. & Renner, R. Quantum cryptography with finite resources: Unconditional security bound for discrete-variable protocols with one-way postprocessing. Phys. Rev. Lett. 100, 200501 (2008).
19. Jouguet, P., Kunz-Jacques, S., Diamanti, E. & Leverrier, A. Analysis of imperfections in practical continuous-variable quantum key distribution. Phys. Rev. A 86, 032309 (2012).
20. Grosshans, F. & Grangier, P. Continuous variable quantum cryptography using coherent states. Phys. Rev. Lett. 88, 057902 (2002).
21. García-Patrón, R. & Cerf, N. J. Unconditional optimality of Gaussian attacks against continuous-variable quantum key distribution. Phys. Rev. Lett. 97, 190503 (2006).
22. Navascués, M., Grosshans, F. & Acín, A. Optimality of Gaussian attacks in continuous-variable quantum cryptography. Phys. Rev. Lett. 97, 190502 (2006).
23. Renner, R. & Cirac, J. I. De Finetti representation theorem for infinitedimensional quantum systems and applications to quantum cryptography. Phys. Rev. Lett. 102, 110504 (2009).
24. Leverrier, A., García-Patrón, R., Renner, R. & Cerf, N. J. Security of continuousvariable quantum key distribution against general attacks. Phys. Rev. Lett. 110, 030502 (2013).
25. Leverrier, A., Alléaume, R., Boutros, J., Zémor, G. & Grangier, P. Multidimensional reconciliation for a continuous-variable quantum key distribution. Phys. Rev. A 77, 042325 (2008).
26. Jouguet, P., Kunz-Jacques, S. & Leverrier, A. Long-distance continuousvariable quantum key distribution with a Gaussian modulation. Phys. Rev. A 84, 062317 (2011).
27. Blandino, R. et al. Improving the maximum transmission distance of continuous-variable quantum key distribution using a noiseless amplifier. Phys. Rev. A 86, 012327 (2012).
28. Fiurasek, J. & Cerf, N. J. Gaussian postselection and virtual noiseless amplification in continuous-variable quantum key distribution. Phys. Rev. A 86, 060302(R) (2012).
29. Walk, N., Symul, T., Lam, P-K. & Ralph, T. C. Security of continuous-variable quantum cryptography with Gaussian postselection. Phys. Rev. A 87, 020303(R) (2013).
30. Furrer, F. et al. Continuous variable quantum key distribution: Finite-key analysis of composable security against coherent attacks. Phys. Rev. Lett. 109, 100502 (2012).