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Conferences > ICQI > 2001 > EAPA > EAPA6
  • Optical Fiber Communication Conference and International Conference on Quantum Information
  • 2001 OSA Technical Digest Series (Optica Publishing Group, 2001),
  • paper EAPA6
  • •https://doi.org/10.1364/ICQI.2001.EAPA6

Four–photon interferometry for secure quantum key distribution

P. Hariharan and B. C. Sanders

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Abstract

We introduce a quantum key distribution scheme based on four–photon coincidence measurements. This scheme overcomes security compromises due to photon losses and dark counts in contrast to current quantum key distribution methods.

© 2001 Optical Society of America

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