QKD

U.S. Air Force Tests Quantum Communication; Quantum Key Distribution

Air Force Research Laboratory demonstrates world’s first daytime free-space quantum communication enabled by adaptive optics.  The Air Force Research Laboratory (AFRL) Starfire Optical Range (SOR) recently demonstrated quantum communication in daylight under conditions representative of space-to-Earth satellite links. “This is the world’s first such demonstration, […]

Passive Measurement-Device-Independent Quantum Key Distribution

Efficient Passive Measurement-Device-Independent Quantum Key Distribution Author(s): Chun-Hui Zhang, Chun-Mei Zhang, and Qin Wang  To date, only active-decoy-state methods have been adopted in current measurement-device-independent (MDI) quantum key distribution (QKD) protocols, causing security loopholes when modulating multiple light intensities with practical devices. To solve this […]

National University of Singapore and the Centre for Quantum Technologies Entangling Photons for Cybersecurity

National University of Singapore and the Centre for Quantum Technologies Entangling Photons for Cybersecurity.  New methods for photon wavelength production show promise in sending entangled photons through common commercial fiber optics networks.  Singapore.  Excerpts:  “The technique works by carefully designing the photon source to create […]

Taking the First Step to Securing Your Corporation Against Quantum Computing

First Step to Securing Your Corporation Against Quantum Computing.  The Hudson Institute has released a succinct guidebook tailored to an organization’s executive leadership.  The guidebook asks and answers numerous, pertinent questions on the topic of quantum computing’s threat to data encryption and what an organization […]

Chattanooga Utility Demonstrates Next-gen Grid Security with Quantum Key Distribution

Chattanooga Utility Demonstrates Next-gen Grid Security with Quantum Key Distribution.  Chatanooga utility, EPB, has been working with Oak Ridge and Los Alamos National Laboratories to test interoperability of disparate quantum key distribution networks.  The test was to ensure utility providers nationwide have interoperability sufficient to employ […]

Quantum Computing Patent Landscape

Quantum Computing Patent Landscape.  In tandem with “Business and the Quantum World Applications” report, physicsworld carried a piece in December, 2018. “Mapping the commercial landscape for quantum technologies” (December 3, 2018).  The below graphic shows the distribution of over 9000 patents related to quantum computing.  Visually […]