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Re: Cost of brute force decryption



> > 	"For example a 40-bit key takes about $10,000 worth of supercomputer 
> > time and two weeks to crack.  Although this key may be adequate to 
> > protect my checking account, it's probably not large enough for the 
> > accounts of a major corporation.
> 
> The figures look familiar.  No references around.  I'm not sure it would 
> require a whole two weeks for 40-bits, though.  Possibly less than a 
> day? (Or was that why you asked baout the figures?)

Um, These 'NT Magizine' people are rather clueless. A $400 FPGA can crack
a 40 bit key in an average of 5 hours. See the report by seven well-known
experts at http://www.bsa.org/bsa/cryptologists.html


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