I wrote to the list. If you have something to say about the thema,
then please to the list. Your impolite mails are not welcome in 
my mailbox.

Rodrigo.

Jan Stary <h...@stare.cz> wrote:

> On Sep 17 13:21:04, hru...@gmail.com wrote:
> > Raimo Niskanen <raimo+open...@erix.ericsson.se> wrote:
> > 
> > > When you have two different real world contents the collision probability
> > > is just that; 2^-160 for SHA-1. It is when you deliberately craft a
> > > second content to match a known hash value there may be weaknesses
> > > in cryptographic hash functions, but this is not what rsync nor Git
> > > does, as Marc Espie pointed out in this thread.
> > 
> > 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. The probability that A!= B is 2^-160.
>
> However, this is irrelevant to the "problem" you are describing.
> Please don't enbarass yourself any further and take this silly
> "issue" somewhere else; preferably to your English teacher.

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