Researchers from the Complex Photonic Systems (COPS) group used two layers of random materials to encrypt and decrypt a message sent via light communication. With that, they hid the sender and receiver simultaneously, and ...
Optics & Photonics
Jul 17, 2023
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167
A team of physicists from Ghent University—Interuniversity Microelectronics Center, Technical University of Denmark and Politecnico & Università di Bari, reports that it is possible to use quantum fluctuations to generate ...
Unhackable communications devices, high-precision GPS and high-resolution medical imaging all have something in common. These technologies—some under development and some already on the market all rely on the non-intuitive ...
Quantum Physics
Oct 10, 2022
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43
Entanglement is a central phenomenon of quantum mechanics. It enables two photons to be connected with each other regardless of distance, and it is the basis of the immense potential of quantum technologies. However, the ...
Quantum Physics
Jan 20, 2022
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22
Russia's leading internet company said Tuesday that it's committed to data privacy as it responded to reports that the national intelligence agency is pressuring it into handing over encryption keys.
Internet
Jun 4, 2019
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4
Researchers have developed a simple and stable device to generate the quantum states necessary for quantum key distribution. The device could make it more practical to develop a global data network that uses this very secure ...
Optics & Photonics
May 6, 2019
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167
Beneath many cities are complex networks of optical fibres that carry data, encoded in pulses of light, to offices and homes. Researchers from the National University of Singapore (NUS) and Singtel, Asia's leading communications ...
Optics & Photonics
Apr 5, 2019
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298
Data breaches, hacked systems and hostage malware are frequently topics of evening news casts—including stories of department store, hospital, government and bank data leaking into unsavory hands—but now a team of engineers ...
General Physics
Dec 19, 2018
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321
Qrypt, Inc., has exclusively licensed a novel cyber security technology from the Department of Energy's Oak Ridge National Laboratory, promising a stronger defense against cyberattacks including those posed by quantum computing.
Quantum Physics
Aug 27, 2018
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19
Russia's communications watchdog agency says it is adding some Google IP addresses to the state register of banned sites, as a dispute over a banned messaging app intensifies.
Internet
Apr 22, 2018
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41
