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List:       cryptography-randombit
Subject:    Re: [cryptography] How far are we from quantum cryptography?
From:       Kevin <kevinsisco61784 () gmail ! com>
Date:       2015-01-28 18:15:14
Message-ID: 54C92732.70202 () gmail ! com
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On 1/28/2015 12:49 PM, Marci wrote:
>> Okay, we see a lot about quantum cryptography and how today's
>> cryptosystems are mere toys compared to a quantum computer.  Great, but
>> in this post-quantum world how close are we to seeing it in action?
> So, i read the starting message and the according subject "How far are
> we from quantum cryptography?"
> and when i continued reading the follwing mails i wondered if that even
> answered the question, since
> quantum computing != quantum cryptography
>
> Ccommon 'quantum cryptography' is basicly a public-key-system with
> quantum-states being send from Alice to Bob, i believe we already do
> have quite some research on that. Using photons as quantum states and
> fibreglass to transfer the photons there have been successful
> implementations over > 100 km. In theory there also are some 'secure'
> protocolls...
> I gues we will be seeing quantum cryptography in action prior to quantum
> computation.
> _______________________________________________
> cryptography mailing list
> cryptography@randombit.net
> http://lists.randombit.net/mailman/listinfo/cryptography
Yes, we have research but can we see it in action yet?


-- 
Kevin


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