News tagged with quantum key
Swiss scientists prove durability of quantum network
Scientists and engineers have proven the worth of quantum cryptography in telecommunication networks by demonstrating its long-term effectiveness in a real-time network.
Dec 01, 2011 |
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Quantum eavesdropper steals quantum keys
(PhysOrg.com) -- In quantum cryptography, scientists use quantum mechanical effects to encrypt and then communicate confidential information. Although quantum cryptography codes are unbreakable in principle, even the best ...
Jun 20, 2011 |
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Making quantum cryptography truly secure
Quantum key distribution (QKD) is an advanced tool for secure computer-based interactions, providing confidential communication between two remote parties by enabling them to construct a shared secret key ...
Jun 14, 2011 |
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Researchers weight safety of quantum cryptology
Scientists in Belgium and Spain have proved for the first time that new systems of quantum cryptology are much safer than current security systems. The study was published in the journal Nature Communications.
Mar 31, 2011 |
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Japanese researchers succeed in quantum cryptographic key distribution from single-photon emitter at 50 km
Institute for Nano Quantum Information Electronics, The University of Tokyo, Fujitsu, and NEC Corp. today announced that they have achieved quantum cryptographic key distribution at a world-record distance ...
Sep 10, 2010 |
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Engineers devise new method for securing location-sensitive data by using quantum mechanics
(PhysOrg.com) -- A research group led by computer scientists at the UCLA Henry Samueli School of Engineering and Applied Science has proved that cryptography -- the practice and study of hiding information -- that is based ...
Jul 26, 2010 |
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Could some entangled states be useless for quantum cryptography?
(PhysOrg.com) -- One of the widely accepted properties of quantum entanglement is secrecy. Since scientists and researchers began working with quantum key distribution, entanglement has been considered an essential part of ...
Jul 05, 2010 |
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Toshiba researchers achieve new record bit rate for quantum key distribution
The Cambridge Lab of Toshiba Research Europe today announced a major breakthrough that will allow ultra-secure encryption of sensitive data sent by banks, hospitals and government organisations.
Apr 20, 2010 |
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Quantum cryptography protocol doesn’t require shared reference frames (Update)
(PhysOrg.com) -- Quantum cryptography, which enables two parties to communicate with each other with unconditional security, has begun to be implemented by some governments, banks, and other corporations with ...
Mar 09, 2010 |
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Researchers Set New Distance Record for Quantum Key Distribution
(PhysOrg.com) -- Quantum key distribution (QKD) could be the next commercial success of quantum physics, and a recent study has taken the field a step closer to this reality. Researchers from the University ...
Jul 21, 2009 |
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Researchers unite to distribute quantum keys
Researchers from across Europe have united to build the largest quantum key distribution network ever built. The efforts of 41 research and industrial organisations were realised as secure, quantum encrypted information ...
Jul 02, 2009 |
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Making quantum cryptography practical
Quantum cryptography, a completely secure means of communication, is much closer to being used practically as researchers from Toshiba and Cambridge University's Cavendish Laboratory have now developed high speed detectors ...
Apr 30, 2009 |
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