News articles tagged with 'cryptography'
Physicists move closer to efficient single-photon sources
— 17 Mar 2011 20:49 | PhysicsA team of physicists in the United Kingdom has taken a giant step toward realising efficient single-photon sources, which are expected to enable much-coveted completely secure optical…
Group led by UCLA Engineering devises new method for securing location-sensitive data
— 27 Jul 2010 10:41 | TechnologyA 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…
Physicists develop a quantum interface between light and atoms
— 21 May 2010 12:30 | PhysicsPhysicists at the Johannes Gutenberg University Mainz have developed a quantum interface which connects light particles and atoms. The interface is based on an ultra-thin glass fibre…
Quantum computer calculates exact energy of molecular hydrogen
— 11 Jan 2010 13:07 | TechnologyIn an important first for a promising new technology, scientists have used a quantum computer to calculate the precise energy of molecular hydrogen. This groundbreaking approach to…
Researchers unite to distribute quantum keys
— 2 Jul 2009 11:06 | TechnologyResearchers 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…
IBM researcher solves longstanding cryptographic challenge
— 26 Jun 2009 13:43 | TechnologyAn IBM Researcher has solved a thorny mathematical problem that has confounded scientists since the invention of public-key encryption several decades ago. The breakthrough, called…
Mathematical advances strengthen IT security
— 11 May 2009 18:42 | TechnologyRapidly rising cyber crime and the growing prospect of the Internet being used as a medium for terrorist attacks pose a major challenge for IT security. Cryptography is central to this…
Light touch: Controlling the behaviour of quantum dots
— 23 Aug 2008 13:53 | TechnologyResearchers from the National Institute of Standards and Technology (NIST) and the Joint Quantum Institute (JQI), a collaborative centre of the University of Maryland and NIST, have…
Beating the codebreakers with quantum cryptography
— 28 Apr 2008 18:00 | TechnologyQuantum cryptography may be essentially solved, but getting the funky physics to work on disciplined computer networks is a whole new headache. Cryptography is an arms race, but the…
Dead time limits quantum cryptography speeds
— 29 Sep 2007 00:01 | PhysicsQuantum cryptography is potentially the most secure method of sending encrypted information, but does it have a speed limit? According to a new paper by researchers at the National…
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