Linux.com - https://www.linux.com/news/quantum-mechanics-could-solve-cryptographys-random-number-problem
Peter Bierhorst’s machine is no pinnacle of design. Nestled in the Rocky Mountains inside a facility for the National Institute of Standards and Technology, the photon-generating behemoth spans an entire building. Its lasers, mirrors, and lenses are split among three laboratories, two of them at opposite ends of the L-shaped building. The whole thing is strung together with almost 900 feet of optical fiber. “It’s a prototype system,” the mathematician explains.