From: Peter Todd <pete@petertodd.org>
To: Pieter Wuille <pieter.wuille@gmail.com>,
Gregory Maxwell <gmaxwell@gmail.com>
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] [softfork proposal] Strict DER signatures
Date: Wed, 21 Jan 2015 11:10:53 -0800 [thread overview]
Message-ID: <20150121191053.GB8403@muck> (raw)
In-Reply-To: <CAPg+sBhk7F2OHT64i2LNSjv8DR5tD3RJkLJGzPGZW8OPQTCjQw@mail.gmail.com>
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On Tue, Jan 20, 2015 at 07:35:49PM -0500, Pieter Wuille wrote:
I read this and it's boring, now that all my objections have been met. :)
I'll try get a chance to actually test/review this in detail; in SF for
the next three weeks with some ugly deadlines and a slow laptop. :(
> Hello everyone,
>
> We've been aware of the risk of depending on OpenSSL for consensus
> rules for a while, and were trying to get rid of this as part of BIP
> 62 (malleability protection), which was however postponed due to
> unforeseen complexities. The recent evens (see the thread titled
> "OpenSSL 1.0.0p / 1.0.1k incompatible, causes blockchain rejection."
> on this mailing list) have made it clear that the problem is very
> real, however, and I would prefer to have a fundamental solution for
> it sooner rather than later.
>
> I therefore propose a softfork to make non-DER signatures illegal
> (they've been non-standard since v0.8.0). A draft BIP text can be
> found on:
>
> https://gist.github.com/sipa/5d12c343746dad376c80
>
> The document includes motivation and specification. In addition, an
> implementation (including unit tests derived from the BIP text) can be
> found on:
>
> https://github.com/sipa/bitcoin/commit/bipstrictder
>
> Comments/criticisms are very welcome, but I'd prefer keeping the
> discussion here on the mailinglist (which is more accessible than on
> the gist).
--
'peter'[:-1]@petertodd.org
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next prev parent reply other threads:[~2015-01-21 19:11 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-21 0:35 [Bitcoin-development] [softfork proposal] Strict DER signatures Pieter Wuille
2015-01-21 4:45 ` Rusty Russell
2015-01-21 16:49 ` Pieter Wuille
2015-01-21 19:10 ` Peter Todd [this message]
2015-01-21 19:29 ` Douglas Roark
2015-01-21 20:30 ` Pieter Wuille
2015-01-21 20:39 ` Douglas Roark
2015-01-21 20:37 ` Gavin Andresen
2015-01-21 20:52 ` Douglas Roark
2015-01-21 21:22 ` Pieter Wuille
2015-01-21 20:27 ` Andrew Poelstra
2015-01-21 22:57 ` Dave Collins
2015-01-22 0:32 ` Rusty Russell
2015-01-22 3:12 ` David Vorick
2015-01-22 4:18 ` Matt Whitlock
2015-01-22 4:20 ` Pieter Wuille
2015-01-25 14:34 ` Pieter Wuille
2015-01-25 14:48 ` Gregory Maxwell
2015-02-03 0:44 ` Pieter Wuille
2015-02-03 2:21 ` Gregory Maxwell
2015-02-03 12:00 ` Wladimir
2015-02-03 14:30 ` Alex Morcos
2015-02-03 18:15 ` Pieter Wuille
2015-02-03 18:19 ` Gavin Andresen
2015-02-03 19:22 ` Jeff Garzik
2015-02-03 23:38 ` Pieter Wuille
2015-01-22 22:41 ` Zooko Wilcox-OHearn
2015-01-25 16:57 ` Pieter Wuille
2015-01-26 5:14 ` Pieter Wuille
2015-01-26 18:35 ` Gregory Maxwell
2015-01-28 6:24 ` Wladimir
2015-02-06 21:38 ` Pieter Wuille
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