Whoa, now... (was Re: Digital Cash)
Mikolaj Habryn
dichro at tartarus.uwa.edu.au
Sun Mar 27 05:59:27 PST 1994
> If I may make a small correction here, I suggested a tamperproof software
> module could be used in an offline system to process transactions in a
> way which prevented "ANONYMOUS double spending". This is not the same as
> preventing double spending, although in a system where reputations
> matter, it has a certain deterrent effect.
>
> > :That's the point. Mikolaj was _never_ referring to cryptographic security.
> > :He was pointing out how security through obscuring algorithms can never be
> > :considered reliable.
>
> Obscuring the operation of an algorithm inside a tamperproof module isn't
> security through obscurity any more than obscuring plaintext by
> encipherment is security through obscurity.
OK, just to go and match the pattern of mis-understandings in
this thread, i'd appreciate it if you posted a detailed version of your
plan (sorry if you've done it before, but the 'd' key and I are old
friends...oops), as i probably just read the bit that leapt out at me and
ingnored the rest. Then i'll try to punch a few holes in it... :)
MJH
* * Mikolaj J. Habryn
dichro at tartarus.uwa.edu.au
* "Life begins at '040."
PGP Public key available by finger
* "Spaghetti code means job security!"
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