Successful new field tests of a continuous-variable quantum key distribution (CV-QKD) system over commercial fiber networks could pave the way to its use in metropolitan areas. That is the k... Read more
Robust encoder switches polarization 1 billion times a second; could facilitate global quantum encryption network Researchers have developed a simple and stable device to generate the quantu... Read more
U of T Engineering researchers have demonstrated proof-of-principle for a device that could serve as the backbone of a future quantum Internet. Professor Hoi-Kwong Lo (ECE, Physics) and his... Read more
ETRI successfully exchanged quantum information on daylight in a free-space quantum key distribution The Electronics and Telecommunications Research Institute (ETRI) has reported a successfu... Read more
Novel combination of security proof techniques and protocols help solve the puzzle of high speed quantum key distribution for secure communication A quantum information scientist from the Na... Read more
A big step toward building a truly-secure global communication network Successful demonstration of quantum communication between a satellite and a ground station A big step toward the develo... Read more
If implemented on a wide scale, quantum key distribution technology could ensure truly secure commerce, banking, communications and data transfer. The largest information technology agreemen... Read more
Quantum communication systems offer the promise of virtually unbreakable encryption. Unlike classical encryption, which is used to send secure data over networks today and whose security dep... Read more
“This demonstrates that quantum cryptography can be implemented as an extension to existing systems” LMU physicists have, for the first time, successfully transmitted a secure quantum... Read more
People underestimate how rapidly technology moves on In April of this year I wrote about how quantum cryptography (more properly called Quantum Key Distribution or QKD) was leaving th... Read more
Paving the way for unbreakable communication networks. Single particles of light, also known as photons, have been produced and implemented into a quantum key distribution (QKD) link, paving... Read more