Quantum key system could make mobile transactions far more secure

With the growing popularity of mobile phone apps to pay for purchases at cash registers and gas pumps, users would like to know their personal financial information is safe from cyber-attacks. For the first time, researchers ...

Artificial atoms shed light on the future of security

From credit card numbers to bank account information, we transmit sensitive digital information over the internet every day. Since the 1990s, though, researchers have known that quantum computers threaten to disrupt the security ...

Single-photon detector for potential encryption and sensing apps

Individual photons of light now can be detected far more efficiently using a device patented by a team including the National Institute of Standards and Technology (NIST), whose scientists have overcome longstanding limitations ...

Computing a secret, unbreakable key

What once took months by some of the world's leading scientists can now be done in seconds by undergraduate students thanks to software developed at the University of Waterloo's Institute for Quantum Computing, paving the ...

Scientists develop long-range secure quantum communication system

A group of scientists from ITMO University in Saint Petersburg, Russia has developed a novel approach to the construction of quantum communication systems for secure data exchange. The experimental device based on the results ...

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