Practical security of continuous-variable quantum key distribution under finite-dimensional effect of multi-dimensional reconciliation

Zhou Yingming¹, Jiang Xue-Qin³, Liu Weiqi², Wang Tao¹, Huang Peng^{1, †}, Zeng Guihua^{1, 3, ‡}

(color online) Secret key rate under collective attacks in finite-size scenario. The block length N is set as and the security parameter . The excess noise ξ is set as 0.01. The balanced homodyne detection efficiency is set to η = 0.6, and the electronic noise at Bobʼs side is .