Preprint
Sep 2026
Security framework for practical quantum key distribution with imperfect devices
This work presents a security proof for generic prepare-and-measure QKD protocols, including decoy-state BB84, with imperfect and imperfectly characterized sources and detectors using the marginal-constrained entropy accumulation theorem (MEAT).
Jerome Wiesemann, John Burniston, Devashish Tupkary et al.
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