public inbox for bitcoindev@googlegroups.com
 help / color / mirror / Atom feed
From: Erik Aronesty <erik@q32.com>
To: apoelstra@wpsoftware.net
Cc: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] Schnorr signatures BIP
Date: Wed, 5 Sep 2018 09:14:55 -0400	[thread overview]
Message-ID: <CAJowKgKOu2G37dkhyKGhFJswhq_D0N0Bz4YPiBFjWTNhGWZFCg@mail.gmail.com> (raw)
In-Reply-To: <20180905130559.GH18522@boulet.lan>

[-- Attachment #1: Type: text/plain, Size: 2559 bytes --]

Correct, there is an interaction step to deduce G*k, when signing, each
participant has to publishes G*ki. I didn't talk about it.   That doesn't
break it, but you're correct, it's not non-interactive.

On Wed, Sep 5, 2018 at 9:06 AM Andrew Poelstra <apoelstra@wpsoftware.net>
wrote:

> On Wed, Sep 05, 2018 at 08:26:14AM -0400, Erik Aronesty wrote:
> > Why would you call it FUD?   All the weird hemming and hawing about it is
> > really strange to me.  The more I look into it and speak to professors
> > about i, the more it seems "so trivial nobody really talks about it".
> >
> > 1. Generate an M of N shared public key (done in advance of signing ....
> > this gets you the bitcoin address)
> > 2. Generate signature fragments (this can be done offline, with no
> > communication between participants)
> >
> > Detailed explanation with code snippets:
> >
> >
> https://medium.com/@simulx/an-m-of-n-bitcoin-multisig-scheme-e7860ab34e7f
> >
>
> The hemming and hawing is because you've been repeatedly told that your
> scheme doesn't work, and to please implement it in some computer algebra
> system so that you can see that (or so we can see where your mistake is),
> and you instead continue to post incomplete/incoherent copies of the same
> thing across multiple mediums - Reddit, this list, Bitcointalk, Medium,
> etc ad nauseum.
>
> It's distracting and offensive to people who have spent a lot of time and
> energy thinking about this stuff, and more importantly it causes confusion
> in the public eye. Phrasings like "weird hemming and hawing" suggest that
> we don't know/don't care about some insight you have, which is not true.
> This is why your posts are FUD.
>
> For example, in your linked post I looked at every single instance of the
> character 'k' and *not one of them* defined the value 'k' from which 'R'
> is derived in the signing procedure.
>
>
> Of course there is no possible value, individual signers cannot learn 'R'
> at signing time without interaction, and your whole scheme is broken. Given
> the number of times you've been told this, I find it hard to believe that
> this was an honest mistake.
>
>
>
> Andrew
>
>
>
> --
> Andrew Poelstra
> Research Director, Mathematics Department, Blockstream
> Email: apoelstra at wpsoftware.net
> Web:   https://www.wpsoftware.net/andrew
>
> "Make it stop, my love; we were wrong to try
>  Never saw what we could unravel in traveling light
>  Nor how the trip debrides like a stack of slides
>  All we saw was that time is taller than space is wide"
>        --Joanna Newsom
>
>

[-- Attachment #2: Type: text/html, Size: 3437 bytes --]

  reply	other threads:[~2018-09-05 13:15 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-06 18:08 [bitcoin-dev] Schnorr signatures BIP Pieter Wuille
2018-07-06 21:05 ` Russell O'Connor
2018-07-06 22:00   ` Gregory Maxwell
2018-07-06 22:01     ` Gregory Maxwell
2018-07-08 14:36     ` Russell O'Connor
2018-07-14 15:42 ` Sjors Provoost
2018-07-14 21:20   ` Pieter Wuille
2018-08-04 12:22     ` Russell O'Connor
2018-08-05 14:33       ` Russell O'Connor
2018-08-06  8:39         ` Anthony Towns
2018-08-06 14:00           ` Russell O'Connor
2018-08-06 21:12 ` Tim Ruffing
2018-08-12 16:37   ` Andrew Poelstra
2018-08-29 12:09     ` Erik Aronesty
2018-09-03  0:05       ` Andrew Poelstra
2018-09-05 12:26         ` Erik Aronesty
2018-09-05 13:05           ` Andrew Poelstra
2018-09-05 13:14             ` Erik Aronesty [this message]
2018-09-05 15:35           ` Gregory Maxwell
2018-09-11 16:34             ` Erik Aronesty
2018-09-11 17:00               ` Gregory Maxwell
2018-09-11 17:20                 ` Erik Aronesty
2018-09-11 17:27                   ` Gregory Maxwell
2018-09-11 17:37                     ` Erik Aronesty
2018-09-11 17:51                       ` Gregory Maxwell
2018-09-11 18:30                         ` Erik Aronesty
2018-09-13 18:46                       ` Andrew Poelstra
2018-09-13 20:20                         ` Erik Aronesty
2018-09-14 14:38                           ` Andrew Poelstra
2018-09-20 21:12 ` Russell O'Connor
2018-07-07  2:47 Артём Литвинович

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAJowKgKOu2G37dkhyKGhFJswhq_D0N0Bz4YPiBFjWTNhGWZFCg@mail.gmail.com \
    --to=erik@q32.com \
    --cc=apoelstra@wpsoftware.net \
    --cc=bitcoin-dev@lists.linuxfoundation.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox