Sharma, TanyaTanyaSharmaBiswas, AyanAyanBiswasChandravanshi, PoojaPoojaChandravanshiPrabhakar, ShashiShashiPrabhakarSingh, R. P.R. P.Singh2025-08-312025-08-312022-01-01[9781957171111]2-s2.0-85136414032https://d8.irins.org/handle/IITG2025/26276An eavesdropper may gain information by exploiting device imperfections while implementing quantum key distribution protocols. We find information leakage due to coupling mismatch at receiver’s detectors in terms of mutual information between eavesdropper and receiver.falseConference Paper2162270120220QW2A.2cpConference Proceeding