paper

Fault tolerant quantum key distribution protocol with collective random unitary noise

arXiv:quant-ph/0406100 · doi:10.1103/PhysRevA.72.050304

Abstract

We propose an easy implementable prepare-and-measure protocol for robust quantum key distribution with photon polarization. The protocol is fault tolerant against collective random unitary channel noise. The protocol does not need any collective quantum measurement or quantum memory. A security proof and a specific linear optical realization using spontaneous parametric down conversion are given.

Accepted by PRA as a Rapid Communication

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