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New method to boost efficiency of quantum cryptography

October 17, 2018

Once the quantum computer becomes a reality, it will make most of the encryption used today to secure…
Quantum computers demand new encryption

October 5, 2017

Banks, intelligence agencies, hospitals, and industrial companies transmit lots of sensitive data in encrypted form. This encryption is…
US Government Launches Effort to Prevent Quantum Hacking

December 23, 2016

The National Institute of Standards and Technology (NIST) had published a request on Wednesday for nominations of new…
Physicists Bring Quantum Teleportation to the Real World

September 22, 2016

Quantum teleportation is a phenomenon in which the quantum states of one particle can be transferred to another,…
Scientists Succeed in Quantum Key Distribution from Single-Photon Emitter at World-Record Distance of 120 km

September 29, 2015

Yesterday the Institute for Nano Quantum Information Electronics (Director: Professor Yasuhiko Arakawa), the University of Tokyo, in collaboration with…
New approach uses “twisted light” to increase the efficiency of quantum cryptography systems

March 24, 2015

Researchers at the University of Rochester and their collaborators have developed a way to transfer 2.05 bits per…
Quantum physics just got less complicated

December 19, 2014

Here’s a nice surprise: quantum physics is less complicated than we thought. An international team of researchers has…
Revving up fluorescence for superfast LEDs: Researchers set speed record for molecular fluorescence

October 13, 2014

Duke University researchers have made fluorescent molecules emit photons of light 1,000 times faster than normal — setting…
Squeezed quantum communication

September 10, 2014

It could be difficult for the NSA to hack encrypted messages in the future – at least if…
Secure computing for the ‘Everyman’: Quantum computing goes to market

September 3, 2014

The largest information technology agreement ever signed by Los Alamos National Laboratory brings the potential for truly secure…
Researchers bounce polarized photons off satellites to show feasibility of space based quantum communications

July 1, 2014

Scheme of the Satellite QKD demonstration. Qubit pulses are sent at 100 Mhz repetition rate and are reflected…
First breakthrough in quantum cryptography in 30 years

June 10, 2014

Quantum cryptography exploits the properties of quantum mechanics to achieve highly secure communication without making any assumptions about…
Quantum cryptography for mobile phones

April 4, 2014

An ultra-high security scheme that could one day get quantum cryptography using Quantum Key Distribution into mobile devices…
Quantum physics secures new cryptography scheme

March 14, 2014

Photo: CQT, National University of Singapore     The way we secure digital transactions could soon change. An…
Quantum physics secures new cryptography scheme

March 14, 2014

The experiment’s Alice and Bob communicated with entangled photons produced in this setup. Such apparatus could be miniaturized…
Quantum ‘sealed envelope’ system enables ‘perfectly secure’ information storage

November 5, 2013

  Breakthrough guarantees “unconditional” security of information by harnessing quantum theory and relativity, and has been successfully demonstrated…
Researchers switch a quantum light source in a superfast way

September 27, 2013

Scientists from the FOM Foundation, the University of Twente and at the Institute for Nanoscience and Cryogenics in…
Advancing secure communications: A better single-photon emitter for quantum cryptography

April 10, 2013

In a development that could make the advanced form of secure communications known as quantum cryptography more practical,…
Cryptography of the future – DLR technology enables quantum key transmission from the air to the ground

April 3, 2013

A successful experiment by the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR) in cooperation with…
Quantum teleportation performed with light from a quantum dot embedded in an LED

March 18, 2013

( —In a new study, physicists have teleported photonic qubits made of pairs of entangled photons that are…
Quantum cryptography put to work for electric grid security

February 15, 2013

Recently a Los Alamos National Laboratory quantum cryptography (QC) team successfully completed the first-ever demonstration of securing control…
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