Prayer to A.M. Turing

Adam Back aba at dcs.ex.ac.uk
Wed Sep 10 16:00:14 PDT 1997




Alan Turing writes:
> Adam Back wrote:
> >Your email to Lord Turing may bounce, your hashcash postage doesn't
> >collide:
> >
> >% ashcash AlanMathisonTuring 10110AlanMathisonTuring8ef2b1912670b51
> >collision: 0 bits
> >%
> 
> Add an "f".

Impressed:

% hashcash AlanMathisonTuring 10110AlanMathisonTuring8ef2b1912670b51f
collision: 33 bits
%

That collision would take 30 hours to generate on my pentium.

Adam







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