News tagged with quantum key

NSA pursues quantum technology

In this month's issue of Physics World, Jon Cartwright explains how the revelation that the US National Security Agency (NSA) is developing quantum computers has renewed interest and sparked debate on just how far ahead ...

Jan 31, 2014 4.5 / 5 (13) 13 | with audio podcast

Making quantum encryption practical

One of the many promising applications of quantum mechanics in the information sciences is quantum key distribution (QKD), in which the counterintuitive behavior of quantum particles guarantees that no one can eavesdrop on ...

May 21, 2013 5 / 5 (5) 8 | with audio podcast

Quantum cryptography goes maintream

(Phys.org)—Researchers from Toshiba and the Department of Engineering have perfected a technique that offers a less expensive way to ensure the security of high-speed fibre-optic cables, protecting communication ...

Dec 05, 2012 4.4 / 5 (7) 0 | with audio podcast

Beating the dark side of quantum computing

A future quantum computer will be able to carry out calculations billions of times faster than even today's most powerful machines by exploit the fact that the tiniest particles, molecules, atoms and subatomic particles can ...

Nov 16, 2012 4 / 5 (1) 0