Of all the announcements Verizon will make in 2020, the completion of a simple video trial between three offices in Washington D.C. might turn out to be the one people remember.
Completed in June but only made public last week, Verizon engineers streamed video from the company’s 5G Lab to screens at two offices two miles distant. It sounds mundane because the remarkable part of this demo was completely invisible – the background use of Quantum Key Distribution (QKD) to secure the communication.
QKD, or course, is a hugely demanding technology that’s spent the last 30 years being honed in physics labs around the world with the occasional proof-of-concept demo to record milestones such as new distance records and advancing bit rates.
Progress has inched forward, almost a matter of waiting for the telecom, fiber optic, and microprocessor technologies it