Wednesday, January 25, 2012

Serious Flaw Emerges In Device-Independent Quantum Cryptography - Technology Review

Serious Flaw Emerges In Device-Independent Quantum Cryptography - Technology Review:  Some groups claim to have made progress in developing  device-independent protocols but Barrett and co have found an issue that all others appear to have overlooked. These protocols all treat quantum cryptography as a single-shot process, as if the equipment is used only once.

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