(Phys.org)—A team of researchers working for Toshiba in Japan and the U.K. has found a way to prevent Trojan horse attacks on quantum key distribution (QKD) systems. They describe their ideas in a paper they have had published ...
Researchers at Penn Engineering have created a chip that outstrips the security and robustness of existing quantum communications hardware. Their technology communicates in "qudits," doubling the quantum information space ...
Quantum Physics
Nov 21, 2022
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Scrambled and indecipherable messages are the back bone of the internet as we know it.
Quantum Physics
Mar 7, 2017
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A method known as quantum key distribution has long held the promise of communication security unattainable in conventional cryptography. An international team of scientists has now demonstrated experimentally, for the first ...
Quantum Physics
Jul 27, 2022
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The first quantum-safe video conference was held between President Chunli Bai of the Chinese Academy of Sciences in Beijing and President Anton Zeilinger of the Austria Academy of Sciences in Vienna as the first real-world ...
Quantum Physics
Sep 29, 2017
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In a new study, researchers demonstrate ground-based measurements of quantum states sent by a laser aboard a satellite 38,000 kilometers above Earth. This is the first time that quantum states have been measured so carefully ...
Quantum Physics
Jun 15, 2017
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Toshiba Research Europe, BT, ADVA Optical Networking and the National Physical Laboratory (NPL), the UK's National Measurement Institute, today announced the first successful trial of Quantum Key Distribution (QKD) technology ...
Quantum Physics
Apr 24, 2014
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Quantum mechanics, with its counter-intuitive rules for describing the behavior of tiny particles like photons and atoms, holds great promise for profound advances in the security and speed of how we communicate and compute.
Quantum Physics
Apr 27, 2016
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Integrated quantum photonics (IQP) is a promising platform for realizing scalable and practical quantum information processing. Up to now, most of the demonstrations with IQP focus on improving the stability, quality, and ...
Optics & Photonics
Nov 1, 2021
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Scientists at the University of York's Centre for Quantum Technology have made an important breakthrough in the theory of quantum secure communications.
Quantum Physics
Apr 26, 2017
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