From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 116CD949 for ; Sun, 29 Jan 2017 19:37:11 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-pg0-f54.google.com (mail-pg0-f54.google.com [74.125.83.54]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 1D9C5A4 for ; Sun, 29 Jan 2017 19:37:10 +0000 (UTC) Received: by mail-pg0-f54.google.com with SMTP id 3so36443319pgj.3 for ; Sun, 29 Jan 2017 11:37:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=voskuil-org.20150623.gappssmtp.com; s=20150623; h=from:content-transfer-encoding:mime-version:date:subject:message-id :references:in-reply-to:to; bh=+2IpYkirqpcml6ErXbY5A6jxL+HfcWes0xg+5RkWAX0=; b=ZYDMiUbgrzDAOfRrpmU+Es9Sn0bVoUWKuoL+ZRmznk5oHEKdXjzV0r60UQ0sNOXW5U OZ5R3Elt+/hQrcr+OYCDmwOsLX47dFXkY5zPTJFeH1YtySeCqCOQDZ+bES617kryDitb nWn9frs2V7/WR/6Nte2rtIFqi8kuuPPsLT+fhEsMU8QyC5Ub1aShK1VVf+ZaymsS8fOK zivHItl09JMEnHeNfpFL95PSyYx7IqWa6PmmJk1DyxeAZE7F1TUMQMU2afcCYGPjqTQ3 9OQbKk+zT7R1QGkt2L8fDlBpii1Drvj9odHY62eEbr3sSIrPPmXSyOWytSi15p+74sAB 5zIQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:content-transfer-encoding:mime-version:date :subject:message-id:references:in-reply-to:to; bh=+2IpYkirqpcml6ErXbY5A6jxL+HfcWes0xg+5RkWAX0=; b=kpUXL+sDe1OM4HPjYeGsuTDhELozWpJ5F3mr2AHfNKN85LpZLFwStgJtLdaEtCAASP 526/f4HnWkHbwRbgyya0hz8RNnprmvukygCLQx0HLn2bhW5/qx6xDuJorayZgKmVhZhG c4HrsdPyDfSgyDNBHmnzTWiY9AmE+9MUtaVGvJ6tIxv41Fyl0Okh2NbzbmfoDHxw1i84 rF5ypRinT1xFctaMN0rxRS0DPh4HcfV0ItZfMrJwcnOxDlpO9cnSFdxog5+W2g4XjS7J AJb3f4nvsdht1thKDs6dtu2ecixmnahaxBbdI2swHaxeuynPb+t7EJTXLlQuCZGQV+bl gZ1g== X-Gm-Message-State: AIkVDXIZeoKC4QEmNIxnmfG0I0o77Z7PSqNtAhHR0UnTarSfa8W3ke7QuRC0IEP7p3kORQ== X-Received: by 10.84.143.131 with SMTP id 3mr26537037plz.56.1485718629743; Sun, 29 Jan 2017 11:37:09 -0800 (PST) Received: from [10.228.186.221] (mobile-166-176-184-44.mycingular.net. [166.176.184.44]) by smtp.gmail.com with ESMTPSA id u82sm26395315pfd.7.2017.01.29.11.37.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 29 Jan 2017 11:37:09 -0800 (PST) From: Eric Voskuil Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) Date: Sun, 29 Jan 2017 11:37:07 -0800 Message-Id: <4C206BDC-CCAB-4F4B-9356-6FA7652E467A@voskuil.org> References: <201701270107.01092.luke@dashjr.org> <20170127212810.GA5856@nex> <201701280403.05558.luke@dashjr.org> <583ef2d2-8315-da9f-7815-768cb4ccb515@thinlink.com> In-Reply-To: <583ef2d2-8315-da9f-7815-768cb4ccb515@thinlink.com> To: Tom Harding , Bitcoin Protocol Discussion X-Mailer: iPhone Mail (14C92) X-Spam-Status: No, score=-1.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MIME_QP_LONG_LINE,RCVD_IN_DNSWL_NONE,RCVD_IN_SORBS_SPAM autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org X-Mailman-Approved-At: Sun, 29 Jan 2017 20:27:31 +0000 Subject: Re: [bitcoin-dev] Three hardfork-related BIPs X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Protocol Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 Jan 2017 19:37:11 -0000 > On Jan 29, 2017, at 11:15 AM, Tom Harding via bitcoin-dev wrote: >=20 >> On 1/28/2017 10:29 AM, Peter Todd via bitcoin-dev wrote: >> a world of nodes in large datacenters is a world where it's very easy >> to force the few Bitcoin nodes remaining to follow AML/KYC rules >=20 > If that's true, why haven't we already seen AML/KYC required of mining > pools? That would be comparatively trivial. It is true, there is no question. The fact that an attack does not appear to= have occurred does not mean that the vulnerability exists. It is as you say= a trivial exploit, which means it will happen when the economic incentive i= s great enough. Analogous attacks on other points of centralization are alre= ady well underway. e=