From: hal@finney.org
Date: Sun Aug 15 1999 - 19:04:39 MDT
Patrick Wilken, <patrickw@cs.monash.edu.au>, writes regarding factoring
breakthroughs not being a concern:
> But presumably only until we develop reasonable quantum computing. How long
> is that going to take? <20years? Are their any encryption schemes that will
> hold up to a QCs assault?
I am skeptical that it will turn out to be possible to extend quantum
computers to the size necessary to factor numbers of interest (hundreds
or thousands of qubits). I made a posting on July 8 about what the
alternatives would be for cryptographers if that should happen. See the
archives at
http://www.lucifer.com/exi-lists/extropians/2755.html
Hal
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