public inbox for bitcoindev@googlegroups.com
 help / color / mirror / Atom feed
From: Thomas Kerin <thomas.kerin@gmail.com>
To: Tier Nolan <tier.nolan@gmail.com>
Cc: Bitcoin Dev <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] BIP CPRKV: Check private key verify
Date: Thu, 11 Feb 2016 22:20:33 +0000	[thread overview]
Message-ID: <CAHv+tb7CMEpR9hLp6pJE9Nt=j5zvChNr1CvDXn8Pb-d2sRZSEA@mail.gmail.com> (raw)
In-Reply-To: <CAE-z3OUpaMLxF9dGttzLUd6tG+nO18FMo3LZqr7taASVmrEumg@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1316 bytes --]

I wonder if this is possible as a soft fork without using segwit?
Increasing the sigop count for a NOP would be a hard fork, but such a
change would be fine with a new segwit version. It might require specific
support in the altcoin, which might be troublesome..
On 11 Feb 2016 20:05, "Tier Nolan via bitcoin-dev" <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> There was some discussion on the bitcointalk forums about using CLTV for
> cross chain transfers.
>
> Many altcoins don't support CLTV, so transfers to those coins cannot be
> made secure.
>
> I created a protocol.  It uses on cut and choose to allow commitments to
> publish private keys, but it is clunky and not entirely secure.
>
> I created a BIP draft for an opcode which would allow outputs to be locked
> unless a private key was published that matches a given public key.
>
> https://github.com/TierNolan/bips/blob/cpkv/bip-cprkv.mediawiki
> <https://www.avast.com/sig-email> This email has been sent from a
> virus-free computer protected by Avast.
> www.avast.com <https://www.avast.com/sig-email>
> <#-1229186329_DDB4FAA8-2DD7-40BB-A1B8-4E2AA1F9FDF2>
>
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev@lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>
>

[-- Attachment #2: Type: text/html, Size: 2474 bytes --]

  reply	other threads:[~2016-02-11 22:20 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-11 20:05 [bitcoin-dev] BIP CPRKV: Check private key verify Tier Nolan
2016-02-11 22:20 ` Thomas Kerin [this message]
2016-02-11 23:04   ` Tier Nolan
2016-02-12  5:02 ` jl2012
2016-02-12 10:05   ` Tier Nolan
2016-02-29 10:58     ` Mats Jerratsch
2016-02-29 11:52       ` Tier Nolan
2016-04-18 19:03         ` jl2012

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='CAHv+tb7CMEpR9hLp6pJE9Nt=j5zvChNr1CvDXn8Pb-d2sRZSEA@mail.gmail.com' \
    --to=thomas.kerin@gmail.com \
    --cc=bitcoin-dev@lists.linuxfoundation.org \
    --cc=tier.nolan@gmail.com \
    /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