Re: [#AboveMyPayGrade] Protecting quantum computing networks against hacking threats
On Mon, Feb 06, 2017 at 09:10:02AM -0800, Razer wrote: > > I can't parse the technical stuff. Does the last paragraph mean > > they broke "old quantum crypto"? > > > > >From the abstract and the last paragraph of the article what I'm seeing > is they can detect a hack on the data (apparently even if it's simply a > regurgitation of the original) because the 'noise' created by the > tampering itself appears to leave a 'standard recognizable signature'. > But pardon if that's not the answer to the question you asked... as the > Sj: line implies this is way above my pay-grade. > On the cryptography mailing list there is summary for smart dummies: http://www.metzdowd.com/pipermail/cryptography/2017-February/031425.html
Re: [#AboveMyPayGrade] Protecting quantum computing networks against hacking threats
On 02/06/2017 08:46 AM, Georgi Guninski wrote: > On Sun, Feb 05, 2017 at 06:35:21PM -0800, Razer wrote: >>> More information: High-dimensional quantum cloning and applications to >>> quantum hacking, Science Advances 03 Feb 2017, DOI: >>> 10.1126/sciadv.1601915 >>> >>> Provided by University of Ottawa >> https://phys.org/news/2017-02-quantum-networks-hacking-threats.html >> > http://advances.sciencemag.org/content/3/2/e1601915 > |In addition, a cloning attack on a Bennett and Brassard (BB84) > |quantum key distribution protocol is experimentally demonstrated > |to reveal the robustness of high-dimensional states in quantum > |cryptography. > > > I can't parse the technical stuff. Does the last paragraph mean > they broke "old quantum crypto"? > >From the abstract and the last paragraph of the article what I'm seeing is they can detect a hack on the data (apparently even if it's simply a regurgitation of the original) because the 'noise' created by the tampering itself appears to leave a 'standard recognizable signature'. But pardon if that's not the answer to the question you asked... as the Sj: line implies this is way above my pay-grade. Rr
Re: [#AboveMyPayGrade] Protecting quantum computing networks against hacking threats
On Sun, Feb 05, 2017 at 06:35:21PM -0800, Razer wrote: > > More information: High-dimensional quantum cloning and applications to > > quantum hacking, Science Advances 03 Feb 2017, DOI: > > 10.1126/sciadv.1601915 > > > > Provided by University of Ottawa > > https://phys.org/news/2017-02-quantum-networks-hacking-threats.html > http://advances.sciencemag.org/content/3/2/e1601915 |In addition, a cloning attack on a Bennett and Brassard (BB84) |quantum key distribution protocol is experimentally demonstrated |to reveal the robustness of high-dimensional states in quantum |cryptography. I can't parse the technical stuff. Does the last paragraph mean they broke "old quantum crypto"?