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From: Stefan Claas <pollux@tilde.club>
Newsgroups: sci.crypt
Subject: Re: fun with nonces
Date: Fri, 5 Jul 2024 14:23:41 -0000
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Rich wrote:
> Stefan Claas <pollux@tilde.club> wrote:
> > He does not need to send Alice the nonces, once he
> > arrived, because they both have a shared secret.
> > Alice and Bob can generate them by themselves, no
> > matter what timezone they are in and the nonces will
> > be random and can be re-generated with the same values
> 
> They cannot be simultaneously "random" and be capable of being 
> "re-generated with the same values".
> 
> At best, they are psudeo-random.  And, looking over the code, indeed, 
> they are generated from a psudeo-random generator, go's 'rand'.

It uses now xorshift128+ instead of math.rand, to have a  128bit
seed instead of 64bit.
 
> > https://github.com/stefanclaas/nfs
> 
> Not the best choice in acronym, as 'nfs' is already quite well known in 
> tech circles as "Network File System".

I know, but I keep the name unless there is a standard Linux or Windows
command with the same name.

-- 
Regards
Stefan