Beyond that, we'd need something like public/private key crypto. You could use quantum crypto for data links, but not for SSKs etc.
On Wed, Aug 30, 2006 at 12:01:17AM -0400, Evan Daniel wrote: > No. > > Quantum cryptography, key distribution, etc. all rely on the ability > of communicators to exchange objects like qbits or entangled photons. > Properly designed, this provides a guarantee (backed by the > Uncertainty Principle) that the communication can't be intercepted. > Needless to say, I can't send you a photon over the internet. And, > any attempt to send a digital representation of one suffers because > digital data can be read non-destructively. > > Basically a quantum crypto based network would need, at a minimum, > physical fiber optic links between the participants. > > HTH > > Evan > > On 8/29/06, remailer at invalid.com <remailer at invalid.com> wrote: > >-----BEGIN TYPE III ANONYMOUS MESSAGE----- > >Message-type: plaintext > > > > > > > >this tech, or an algo based on it? > > > > > >Quantum cryptographic data network created > >http://www.dailyindia.com/show/55384.php/Quantum-cryptographic-data-network-created > > > >EVANSTON, Ill., Aug. 28 (UPI) -- U.S. scientists have demonstrated, for > >the first time, a quantum cryptographic data network. > > > >Researchers from Northwestern University and BBN Technologies Inc., a > >Cambridge, Mass., research and development company, said they integrated > >quantum noise protected data encryption, or QDE, with quantum key > >distribution to develop a complete data communication system with > >extraordinary resilience to eavesdropping. > > > >"The volume and type of sensitive information being transmitted over data > >networks continues to grow at a remarkable pace," said Prem Kumar, > >professor of electrical engineering and computer science at Northwestern > >and co-principal investigator on the project. "New cryptographic methods > >are needed to continue ensuring that the privacy and safety of each user's > >information is secure." > > > >The QDE method, called AlphaEta, makes use of the inherent and irreducible > >quantum noise in laser light to enhance the security of the system and > >makes eavesdropping much more difficult. The scientists said unlike most > >other physical encryption methods, AlphaEta maintains performance on par > >with traditional optical communications links and is compatible with > >standard fiber optical networks. > > > >Henry Yeh, director of programs at BBN, said the newly developed system > >represents the state-of-the-art in ultra-secure high-speed optical > >communications. > > > >Copyright 2006 by United Press International > > > > > >-----END TYPE III ANONYMOUS MESSAGE----- > >_______________________________________________ > >Support mailing list > >Support at freenetproject.org > >http://news.gmane.org/gmane.network.freenet.support > >Unsubscribe at > >http://emu.freenetproject.org/cgi-bin/mailman/listinfo/support > >Or mailto:support-request at freenetproject.org?subject=unsubscribe > > > > > _______________________________________________ > Support mailing list > Support at freenetproject.org > http://news.gmane.org/gmane.network.freenet.support > Unsubscribe at > http://emu.freenetproject.org/cgi-bin/mailman/listinfo/support > Or mailto:support-request at freenetproject.org?subject=unsubscribe > -- Matthew J Toseland - toad at amphibian.dyndns.org Freenet Project Official Codemonkey - http://freenetproject.org/ ICTHUS - Nothing is impossible. Our Boss says so. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 189 bytes Desc: Digital signature URL: <https://emu.freenetproject.org/pipermail/support/attachments/20060830/152e9a30/attachment.pgp>
