Chinese satellite sends unbreakable code from space
Photo taken on Dec 22, 2016 shows a telescope projecting red beacon beam at the quantum communication ground station in Lijiang, southwest China’s Yunnan province [Xinhua]China is hitting the accelerator on space exploration with Chinese scientists becoming the first to send an “unbreakable” code from a satellite to the Earth.
This marks the first time space-to-ground quantum key distribution technology has been realised, in what state agency Xinhua called “laying the foundation for building a hack-proof global quantum communication network”.