78 research outputs found

    Considering a war with Iran

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    The paper is a strategic studies analyis of the war-fronts, weapon systems and political-military tactics of a U.S.-Iranian war, including the U.S. use of nuclear weapons

    Device-independent randomness extraction for arbitrarily weak min-entropy source

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    Expansion and amplification of weak randomness plays a crucial role in many security protocols. Using quantum devices, such procedure is possible even without trusting the devices used, by utilizing correlations between outcomes of parts of the devices. We show here how to extract random bits with an arbitrarily low bias from a single arbitrarily weak min-entropy source in a device independent setting. To do this we use Mermin devices that exhibit super-classical correlations. Number of devices used scales polynomially in the length of the random sequence nn. Our protocol is robust, it can tolerate devices that malfunction with a probability dropping polynomially in nn at the cost of a minor increase of the number of devices used.Comment: 5 pages + 3 pages supplementary materia
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