Noisy entanglement-assisted classical capacity as a security framework for two-way quantum key distribution protocols

Quntao Zhuang, Zheshen Zhang, Jeffrey H. Shapiro

Published 2017-04-26Version 1

We use the noisy entanglement-assisted classical capacity formula [arXiv:1609.0859] to create a coherent-attack security framework for Gaussian two-way quantum key distribution protocols in the asymptotic region.