This paper proves finite-key BB84 security with leaky receivers, requiring only a fidelity bound on the leaked states, and gives a loss-tolerant penalty for post-measurement outcome leakage.
(3), restricted to the detection subspace, and sendsLto Eve; (2) he drawsRand sends it to Eve; (3) he measures{P j}j on systemB, learningj; (4) he computesbfrom (j, R)
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Phase-error estimation for quantum key distribution with leaky receivers
This paper proves finite-key BB84 security with leaky receivers, requiring only a fidelity bound on the leaked states, and gives a loss-tolerant penalty for post-measurement outcome leakage.