[cryptography] How far are we from quantum cryptography?

Kevin kevinsisco61784 at gmail.com
Mon Jan 26 11:41:48 EST 2015


On 1/26/2015 12:34 AM, Watson Ladd wrote:
> On Sun, Jan 25, 2015 at 9:21 PM, Ron Garret <ron at flownet.com> wrote:
>> On Jan 25, 2015, at 9:17 PM, Ryan Carboni <ryacko at gmail.com> wrote:
>>
>>> Actually D-wave supposedly managed 512-Qubits.
>> Yes, but they’re not all mutually entangled.  Each qubit only communicates with six others.  (Even that is pretty impressive though.)
> No, D-wave didn't make a quantum computer capable of running Shor's
> algorithm. It's unclear if D-wave's device even works, and there are
> certain theoretical reasons to suspect it didn't.
>
> See http://www.scottaaronson.com/blog/?p=1400 for actual people who
> know things saying things.
>> rg
>>
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>
>
I have contacted D-wave with many questions and they have dodged me so 
who knows if the product actually works.


-- 
Kevin


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