Jim Lawrence
accessd at shaw.ca
Thu Aug 23 14:39:00 CDT 2012
I noticed you didn't mention any old programmers. ;-) Jim -----Original Message----- From: dba-sqlserver-bounces at databaseadvisors.com [mailto:dba-sqlserver-bounces at databaseadvisors.com] On Behalf Of jwcolby Sent: Thursday, August 23, 2012 9:41 AM To: Discussion concerning MS SQL Server Subject: Re: [dba-SQLServer] Quantum Computing: Has Its Dawn Finally Arrived? >Its potential is virtually unlimited...well limited to who can program it and given the current description of the product that will be a very finite group indeed. It will be a very finite group indeed... every high school script kiddie. ;) John W. Colby Colby Consulting Reality is what refuses to go away when you do not believe in it On 8/23/2012 12:09 PM, Jim Lawrence wrote: >>From what I could read (no subscription) it is a very exciting subject. > > I suspect within five to ten years a design of same will be on the market > and at one point its price will match any today's machines. Its potential is > virtually unlimited...well limited to who can program it and given the > current description of the product that will be a very finite group indeed. > > Maybe just you and me Arthur. ;-) > > Jim > > -----Original Message----- > From: dba-sqlserver-bounces at databaseadvisors.com > [mailto:dba-sqlserver-bounces at databaseadvisors.com] On Behalf Of Arthur > Fuller > Sent: Thursday, August 23, 2012 5:00 AM > To: Discussion concerning MS SQL Server > Subject: [dba-SQLServer] Quantum Computing: Has Its Dawn Finally Arrived? > > This snippet from iProgrammer: > > A Quantum Computer <http://www.i-programmer.info/news/112/4679.html#> Finds > FactorsWritten by Mike James Tuesday, 21 August 2012 10:00 > > The Shor quantum factoring algorithm has been run for the first time on a > solid state device and it successfully factored a composite number. Is this > the start of the quantum computing revolution? > > Quantum computing is promised to provide many amazing advantages, but the > one that is uppermost in the collective consciousness is its ability to > factor numbers. The reason for this concern is that the Public Key > Infrastructure (PKI) depends on the factoring of large numbers (600 digits > or more) being a difficult task for a standard algorithm. In simple terms, > public cryptography depends on the asymmetry between multiplying two primes > together - easy - and factoring the number that results - difficult. > > A quantum computer, on the other hand, promises to factor a number of any > size in one operation and, if one can be built, the future of the PKI > looks bleak and we would have to find encryption methods that were safe > against a quantum attack. > > The summary of this can be found here: > http://www.i-programmer.info/news/112/4679.html > > The original article published in Nature Physics can be found here: > http://www.nature.com/nphys/journal/vaop/ncurrent/full/nphys2385.html > (subscription > required). > _______________________________________________ dba-SQLServer mailing list dba-SQLServer at databaseadvisors.com http://databaseadvisors.com/mailman/listinfo/dba-sqlserver http://www.databaseadvisors.com