Acknowledgements

The work is supported by School of Computing, Edinburgh Napier University (ENU) Internal Research Grants for the project STRENGTH (Scalable, Tunable, Resilient and Encrypted Next Generation Transmission Hub (grant no. 830965). Special thanks to: (a) Prof. Alan Woodward from University of Surrey, UK for his valuable inputs and discussions on the future of QKD networks and (b) Dr. M. A. Haithem from Case Western Reserve University, Ohio USA for providing us with the valuable data on MEMS and QKD.
