News tagged with encryption scheme
Major step ahead for cryptography
Imagine you could work out the answer to a question, without knowing what the question was. For example, suppose someone thinks of two numbers and then asks another person to work out their sum, without letting ...
Technology / Computer Sciences
May 26, 2010 |
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Secure computers aren't so secure
(PhysOrg.com) -- Even well-defended computers can leak shocking amounts of private data. MIT researchers seek out exotic attacks in order to shut them down.
Technology / Computer Sciences
Oct 30, 2009 |
4.6 / 5 (13) |
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First-ever calculation performed on optical quantum computer chip
(PhysOrg.com) -- A primitive quantum computer that uses single particles of light (photons) whizzing through a silicon chip has performed its first mathematical calculation. This is the first time a calculation ...
Sep 03, 2009 |
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Researchers make breakthrough in the quantum control of light
Researchers at UC Santa Barbara have recently demonstrated a breakthrough in the quantum control of photons, the energy quanta of light. This is a significant result in quantum computation, and could eventually ...
May 29, 2009 |
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Search results for encryption scheme
Thwarting the cleverest attackers
In the last 10 years, cryptography researchers have demonstrated that even the most secure-seeming computer is shockingly vulnerable to attack. The time it takes a computer to store data in memory, fluctuations in its power ...
Technology / Computer Sciences
May 01, 2012 |
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The world’s fastest Y-00 stream cipher transmission at 40 Gbit/sec over 120 km
Fumio Futami at Tamagawa University, Quantum ICT Research Institute, announced the world first transmission of the stream cipher by Yuen 2000 protocol (Y-00) at the bit rate of 40 Gbit/sec over 120 km.
Mar 06, 2012 |
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IBM research advances device performance for quantum computing
(PhysOrg.com) -- Scientists at IBM Research have achieved major advances in quantum computing device performance that may accelerate the realization of a practical, full-scale quantum computer. For specific ...
Feb 28, 2012 |
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Twists to quantum technique for secret messaging give unanticipated power
Quantum cryptography is the ultimate secret message service. Now new research, presented at the 2012 AAAS Annual Meeting, shows it can counter even the ultimate paranoid scenario: when the equipment or even the operator is ...
Feb 19, 2012 |
4.5 / 5 (11) |
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Quantum mechanics enables perfectly secure cloud computing
Researchers have succeeded in combining the power of quantum computing with the security of quantum cryptography and have shown that perfectly secure cloud computing can be achieved using the principles of ...
Jan 19, 2012 |
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How to decide who keeps the car: Tossing quantum coins moves closer to reality
Alice and Bob have broken up and have moved as far away from each other as possible. But they still have something to sort out: who gets to keep the car. Flipping a coin while talking on the phone to decide who gets to keep ...
Nov 29, 2011 |
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Terrorists no part of wireless company's growth plan
Digi International Inc. produces an array of wireless devices that allow businesses to do all sorts of things by remote - from monitoring the temperature of a brewer's beer tanks to connecting police and fire departments ...
Nov 14, 2011 |
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World's toughest encryption scheme found 'vulnerable'
It was announced last week that cryptography researchers have found a “vulnerability” in the encryption scheme used in the vast majority of secure online transactions – a scheme known as AES-256. ...
Technology / Computer Sciences
Aug 23, 2011 |
4.1 / 5 (11) |
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Simple security for wireless: no password required
In early August, at the Def Con conference — a major annual gathering of computer hackers — someone apparently hacked into many of the attendees’ cell phones, in what may have been the first successful breach ...
Aug 22, 2011 |
5 / 5 (7) |
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Physicists offer countermeasure to new quantum eavesdropping attack
(PhysOrg.com) -- As early communications systems using quantum cryptography become commercially available, physicists have been investigating new types of security attacks in an effort to defend against them. ...
Jul 25, 2011 |
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List of search results for encryption scheme
