# Provably secure and practical quantum key distribution over 307 km of optical fibre

@article{Korzh2015ProvablySA, title={Provably secure and practical quantum key distribution over 307 km of optical fibre}, author={Boris A. Korzh and Charles Ci Wen Lim and Raphael Houlmann and Nicolas Gisin and Ming Li and D. A. Nolan and Bruno Sanguinetti and R. Thew and Hugo Zbinden}, journal={Nature Photonics}, year={2015}, volume={9}, pages={163-168} }

A discrete-variable quantum key distribution system that is capable of distributing a provably-secure cryptographic key over 307 kilometres is demonstrated at a telecom wavelength.

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