As computers advance, encryption methods currently used to keep everything from financial transactions to military secrets secure might soon be useless, technology experts warn. Reporting today in the journal Nature, a team ...
Optics & Photonics
Feb 26, 2019
0
256
Data travels through thousands of miles of fiber optic cables underneath the world's oceans—via pulses of light. And according to experts, the data in these cables is at great risk of being intercepted. However, a newly ...
Optics & Photonics
Jan 11, 2018
0
306
A new method of implementing an 'unbreakable' quantum cryptographic system is able to transmit information at rates more than ten times faster than previous attempts.
Optics & Photonics
Apr 5, 2016
1
1557
(Phys.org)—It was an interesting week for physics as a combined team of researchers from China and Singapore demonstrated new violations of local realism—they have shown that all mixed entangled states that conform to ...
Researchers at the University of Rochester and their collaborators have developed a way to transfer 2.05 bits per photon by using "twisted light." This remarkable achievement is possible because the researchers used the orbital ...
Quantum Physics
Mar 20, 2015
0
1350
Duke University researchers have made fluorescent molecules emit photons of light 1,000 times faster than normal—setting a speed record and making an important step toward realizing superfast light emitting diodes (LEDs) ...
Optics & Photonics
Oct 12, 2014
2
0
(Phys.org) —A team of researchers working at the University of Padua in Italy has bounced polarized photons off of four in-flight satellites to show that quantum communications between such satellites and ground based stations ...
An article in Nature reviewing developments in quantum cryptography describes how we can keep our secrets secret even when faced with the double challenge of mistrust and manipulation.
Quantum Physics
Mar 26, 2014
1
2
The way we secure digital transactions could soon change. An international team has demonstrated a form of quantum cryptography that can protect people doing business with others they may not know or trust – a situation ...
Quantum Physics
Mar 12, 2014
0
0
The massive release of the US National Security Agency (NSA)'s classified documents by Edward Snowden continues to raise questions about security.
Computer Sciences
Feb 12, 2014
1
0
