Phys. Rev. A 70, 034306 (2004) [2 pages]Byzantine agreement with two quantum-key-distribution setupsReceived 1 July 2004; published 29 September 2004 It is pointed out that two separated quantum channels and three classical authenticated channels are sufficient resources to achieve detectable broadcast. © 2004 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevA.70.034306
DOI:
10.1103/PhysRevA.70.034306
PACS:
03.67.Lx, 02.50.Le
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