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author | Alex Mizrahi <alex.mizrahi@gmail.com> | 2017-04-06 20:13:27 +0300 |
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committer | bitcoindev <bitcoindev@gnusha.org> | 2017-04-06 17:13:29 +0000 |
commit | e985236c850cf71d31cbe30ea8cfd3884f95a184 (patch) | |
tree | ab0b5aa71dfb695fbe404dd9de0247aa8ebb7464 | |
parent | 9abb0808bc56df4d0db41722c859c180efaa3fa7 (diff) | |
download | pi-bitcoindev-e985236c850cf71d31cbe30ea8cfd3884f95a184.tar.gz pi-bitcoindev-e985236c850cf71d31cbe30ea8cfd3884f95a184.zip |
Re: [bitcoin-dev] BIP proposal: Inhibiting a covert attack on the Bitcoin POW function
-rw-r--r-- | 2e/c2ec6de07c0af7330c9dcedb205e6af76c7605 | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/2e/c2ec6de07c0af7330c9dcedb205e6af76c7605 b/2e/c2ec6de07c0af7330c9dcedb205e6af76c7605 new file mode 100644 index 000000000..e3f6cdd23 --- /dev/null +++ b/2e/c2ec6de07c0af7330c9dcedb205e6af76c7605 @@ -0,0 +1,114 @@ +Return-Path: <alex.mizrahi@gmail.com> +Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org + [172.17.192.35]) + by mail.linuxfoundation.org (Postfix) with ESMTPS id 6BD73BE0 + for <bitcoin-dev@lists.linuxfoundation.org>; + Thu, 6 Apr 2017 17:13:29 +0000 (UTC) +X-Greylist: whitelisted by SQLgrey-1.7.6 +Received: from mail-qt0-f176.google.com (mail-qt0-f176.google.com + [209.85.216.176]) + by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 16B96AD + for <bitcoin-dev@lists.linuxfoundation.org>; + Thu, 6 Apr 2017 17:13:29 +0000 (UTC) +Received: by mail-qt0-f176.google.com with SMTP id c45so3691qtb.1 + for <bitcoin-dev@lists.linuxfoundation.org>; + Thu, 06 Apr 2017 10:13:28 -0700 (PDT) +DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; + h=mime-version:in-reply-to:references:from:date:message-id:subject:to; + bh=A24dI2/LNCkvOZ4ydwlYu2HKTnKtIHov++dN7N+sOwU=; + b=JArk4qjLR4P412SnEiWr+iTnQoY/W5TEunOfkBniEovNGFxr3c/Uht5usPIoMhYVlE + LxCF6+UnjoTj8aK7WpBU74f9IVyCZHu99b36TECgefasnrQSv2F7z8c4VKaVqL4SnzPa + 8h7PZW9Noq3W/G8lp1qSdIFHvcIh0ImbKF0eYe+dU813C0vZtd3i38w47er5LWg787bB + x9sWnIOWzByWG1uYoZJXyl+6Y48Ku4ojFWbISan76Noy6oXE+mw9c+i95jhPUhR0q4pN + oe7692P0ytgZvun0WnHx3Y9rBiUW7+i3ppQsgh6hXPqv9YrKoW+dj8Cc7PXO9Y+daITO + SquQ== +X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; + d=1e100.net; s=20161025; + h=x-gm-message-state:mime-version:in-reply-to:references:from:date + :message-id:subject:to; + bh=A24dI2/LNCkvOZ4ydwlYu2HKTnKtIHov++dN7N+sOwU=; + b=trwbBXYM4l0KhyH03Z8gofWBYPyR4uJLjG6mvU+A/kVbWJ/I8ho2vhT68dejQxzsZb + tRGHwW459vdPJkgVi0lyxmjDah4+sajGtCJ20QN92Lax3JG4uN1WD0N2DiceGzmF2+Dt + djkW+kGBOjOiz9H8VneAJhkfavqmTao1gK2P/YR2hw35o/Tx1RCJsEYY5u9/4YyjB1vQ + 00SDn/JFOIvrQGpU2W5QcvTdr/BXuGX+qEaQVUAa4WAQ6ZkMTiYsbEgFolsR95db3pdu + hM4puvxGHNaS7SrSttVTXgcdai6GUX1s1Pswvd/4a39e+25FRh1XMwyGszretKYGrmzb + ypyw== +X-Gm-Message-State: AFeK/H2n+OWbJ5MPQTBP/wWikdaDFSY7Ezk5IKSs0/6at636FteVKPW8TX921qRPYUD3w/UP7KGZStVaADlT8Q== +X-Received: by 10.200.57.161 with SMTP id v30mr34713750qte.129.1491498808115; + Thu, 06 Apr 2017 10:13:28 -0700 (PDT) +MIME-Version: 1.0 +Received: by 10.55.55.79 with HTTP; Thu, 6 Apr 2017 10:13:27 -0700 (PDT) +In-Reply-To: <F5F02B94-E094-4C16-80B6-8B0876E423E4@toom.im> +References: <CAAS2fgR84898xD0nyq7ykJnB7qkdoCJYnFg6z5WZEUu0+-=mMA@mail.gmail.com> + <20170406023123.GA1071@savin.petertodd.org> + <CA+KqGkqSxeAUZFVFqM_QkEWcGFHgZXwGuOE==7HpXp1+D_Tj3Q@mail.gmail.com> + <20170406024910.GA1271@savin.petertodd.org> + <CAFVRnyrqiNY_JOqhv2ysm2WsBMYsU3tTAASAtHzMbA68_9Yx8g@mail.gmail.com> + <F5F02B94-E094-4C16-80B6-8B0876E423E4@toom.im> +From: Alex Mizrahi <alex.mizrahi@gmail.com> +Date: Thu, 6 Apr 2017 20:13:27 +0300 +Message-ID: <CAE28kUQ4ebyo1WrMJTq658u4CZnLmnw40oZrNwRGHG+oW3UYbA@mail.gmail.com> +To: Jonathan Toomim <j@toom.im>, + Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org> +Content-Type: multipart/alternative; boundary=001a114e2ceaa40992054c82a07d +X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00,DKIM_SIGNED, + DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, HTML_MESSAGE, + 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 +Subject: Re: [bitcoin-dev] BIP proposal: Inhibiting a covert attack on the + Bitcoin POW function +X-BeenThere: bitcoin-dev@lists.linuxfoundation.org +X-Mailman-Version: 2.1.12 +Precedence: list +List-Id: Bitcoin Protocol Discussion <bitcoin-dev.lists.linuxfoundation.org> +List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/bitcoin-dev>, + <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=unsubscribe> +List-Archive: <http://lists.linuxfoundation.org/pipermail/bitcoin-dev/> +List-Post: <mailto:bitcoin-dev@lists.linuxfoundation.org> +List-Help: <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=help> +List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev>, + <mailto:bitcoin-dev-request@lists.linuxfoundation.org?subject=subscribe> +X-List-Received-Date: Thu, 06 Apr 2017 17:13:29 -0000 + +--001a114e2ceaa40992054c82a07d +Content-Type: text/plain; charset=UTF-8 + +> Ethically, this situation has some similarities to the DAO fork. + + +Much better analogy: + +1. An ISV make software which makes use of an undocumented OS feature. +2. That feature is no longer present in the next OS release. +3. ISV suffers losses because its software cannot work under new OS, and +thus people stop buying it. + +I think 99% of programmers would agree that this loss was inflicted by a +bad decision of ISV, and not by OS vendor changing OS internals. Relying on +undocumented features is something you do on your own risk. + +I think it is ethically unambiguous to everyone who isn't on Bitmain's +payroll. + +--001a114e2ceaa40992054c82a07d +Content-Type: text/html; charset=UTF-8 +Content-Transfer-Encoding: quoted-printable + +<div dir=3D"ltr"><div class=3D"gmail_extra"><div class=3D"gmail_quote"><br>= +<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p= +x #ccc solid;padding-left:1ex">Ethically, this situation has some similarit= +ies to the DAO fork.=C2=A0</blockquote><div><br></div><div>Much better anal= +ogy:</div><div><br></div><div>1. An ISV make software which makes use of an= + undocumented OS feature.</div><div>2. That feature is no longer present in= + the next OS release.</div><div>3. ISV suffers losses because its software = +cannot work under new OS, and thus people stop buying it.</div><div><br></d= +iv><div>I think 99% of programmers would agree that this loss was inflicted= + by a bad decision of ISV, and not by OS vendor changing OS internals. Rely= +ing on undocumented features is something you do on your own risk.</div><di= +v><br></div><div>I think it is ethically unambiguous to everyone who isn= +9;t on Bitmain's payroll.=C2=A0</div></div></div></div> + +--001a114e2ceaa40992054c82a07d-- + |