Marc Espie <es...@nerim.net> wrote: > > You have strings A and B, and you know only that hash(A)=hash(B): what > > is the probability that A=B? 2^-160? > > No, that's never the problem. > > You have a *given* string A, and another string B.
O.K. You have string A in the client with hash(A)=n. You find string B in the server also with hash(B)=n. What is the probability that A=B? Rodrigo.