Fragility of entanglement no bar to quantum secrets
17 July 2013
A cryptography scheme works even after the delicate entanglement that enables it has been destroyed – suggesting the property is more practical than thought
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Found 36 results for alice bob
Satellite quantum communication circles closer
29 July 2010
A trick used in 3D-movie theatres could enable totally secure quantum communication with satellites
Quantum computers get commercial – and hackable
29 April 2009
Machines that compute using quantum principles are arriving on the market at last, but claims of unbreakable security look unfounded
Laser cracks 'unbreakable' quantum communications
3 October 2008
Sending a bright pulse of light lets an eavesdropper hijack quantum equipment so they can intercept secrets without detection
'Twisting' light packs more information into one photon
23 March 2008
How much can you say with a single photon? Until now, the limit has been 1 bit of information – a new quantum twist raises that to 1.63 bits
Quantum cloning nears perfection limit
29 March 2002
The duplication technique is the best way currently conceivable of decoding the latest cryptographic technologies
