Engineers from QuTech (a collaboration between TU Delft and TNO) can provide untappable communication that is cost-scaling to many users by using measurement-device independent (MDI) quantum key distribution (QKD). A notable ...
Quantum Physics
Jul 7, 2021
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In a new study, researchers demonstrate an automated, easy-to-operate quantum key distribution (QKD) system using the fiber network in the city of Padua, Italy. The field test represents an important step toward implementing ...
Quantum Physics
Jun 10, 2021
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The world is one step closer to ultimately secure conference calls, thanks to a collaboration between Quantum Communications Hub researchers and their German colleagues, enabling a quantum-secure conversation to take place ...
Quantum Physics
Jun 4, 2021
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In an important step toward practical implementation of secure quantum-based communication, researchers have demonstrated secure measurement-device-independent quantum key distribution (MDI-QKD) transmission over a record-breaking ...
Quantum Physics
Aug 19, 2020
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The exchange of a secret key for encrypting and decrypting messages over a distance of 1,120 kilometers is reported in Nature this week. This achievement is made using entanglement-based quantum key distribution, a theoretically ...
General Physics
Jun 16, 2020
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Researchers at the University of Science and Technology of China have recently introduced a new satellite-based quantum-secure time transfer (QSTT) protocol that could enable more secure communications between different satellites ...
For the second year in a row, a team from the Department of Energy's Oak Ridge and Los Alamos national laboratories led a demonstration hosted by EPB, a community-based utility and telecommunications company serving Chattanooga, ...
Quantum Physics
May 12, 2020
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monstrated new chip-based devices that contain allthe optical components necessary for quantum key distribution while increasing real-world security. The fast and cost-effective platform is poised to facilitate implementation ...
Optics & Photonics
Mar 19, 2020
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The sending-or-not-sending twin-field (SNS-TF) protocol has so far proved to be a highly promising strategy for achieving high rates over long distances in quantum key distribution (QKD) applications. In fact, by tolerating ...
Researchers at ETH Zürich and National University of Singapore have carried out a study investigating whether advantage distillation, a classical cryptography technique that has so far never been successfully implemented, ...
