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| author | Natanael <natanael.l@gmail.com> | 2015-02-01 00:41:54 +0100 |
|---|---|---|
| committer | bitcoindev <bitcoindev@gnusha.org> | 2015-01-31 23:42:01 +0000 |
| commit | 9e50c54781bcbde0228016b1d39f329214aa6acb (patch) | |
| tree | 7e19f8cc562245aec6750014de00c10bbd00907a | |
| parent | 015d4b15817c0464a8759e006e138be0a2223c87 (diff) | |
| download | pi-bitcoindev-9e50c54781bcbde0228016b1d39f329214aa6acb.tar.gz pi-bitcoindev-9e50c54781bcbde0228016b1d39f329214aa6acb.zip | |
Re: [Bitcoin-development] Proposal to address Bitcoin malware
| -rw-r--r-- | f3/f44985ed83e47e607b040eeeaa5492fbdfc75c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/f3/f44985ed83e47e607b040eeeaa5492fbdfc75c b/f3/f44985ed83e47e607b040eeeaa5492fbdfc75c new file mode 100644 index 000000000..2839a470e --- /dev/null +++ b/f3/f44985ed83e47e607b040eeeaa5492fbdfc75c @@ -0,0 +1,88 @@ +Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] + helo=mx.sourceforge.net) + by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) + (envelope-from <natanael.l@gmail.com>) id 1YHhft-0007qk-7S + for bitcoin-development@lists.sourceforge.net; + Sat, 31 Jan 2015 23:42:01 +0000 +Received-SPF: pass (sog-mx-1.v43.ch3.sourceforge.com: domain of gmail.com + designates 209.85.212.177 as permitted sender) + client-ip=209.85.212.177; envelope-from=natanael.l@gmail.com; + helo=mail-wi0-f177.google.com; +Received: from mail-wi0-f177.google.com ([209.85.212.177]) + by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) + (Exim 4.76) id 1YHhfs-0002FP-Cm + for bitcoin-development@lists.sourceforge.net; + Sat, 31 Jan 2015 23:42:01 +0000 +Received: by mail-wi0-f177.google.com with SMTP id r20so8841395wiv.4 + for <bitcoin-development@lists.sourceforge.net>; + Sat, 31 Jan 2015 15:41:54 -0800 (PST) +MIME-Version: 1.0 +X-Received: by 10.194.179.194 with SMTP id di2mr28306745wjc.4.1422747714373; + Sat, 31 Jan 2015 15:41:54 -0800 (PST) +Received: by 10.194.92.208 with HTTP; Sat, 31 Jan 2015 15:41:54 -0800 (PST) +Received: by 10.194.92.208 with HTTP; Sat, 31 Jan 2015 15:41:54 -0800 (PST) +In-Reply-To: <CAAt2M1_3BdKQTVxsN7Hc-W=q0_NWyhBg1UAuSwxRQ8BePDa-8g@mail.gmail.com> +References: <27395C55-CF59-4E65-83CA-73F903272C5F@gmail.com> + <CAAt2M18kRgJeNGu9GeKabRpTKPX9rVeoYiKoanz99bmV2jaf4w@mail.gmail.com> + <1348028F-26F8-42CB-9859-C9CB751BF0C9@gmail.com> + <CAAt2M1_3BdKQTVxsN7Hc-W=q0_NWyhBg1UAuSwxRQ8BePDa-8g@mail.gmail.com> +Date: Sun, 1 Feb 2015 00:41:54 +0100 +Message-ID: <CAAt2M1-b7ByF0yVSmwD_nj3uUSo5GFOmH860n1k6oKX_sqvEkw@mail.gmail.com> +From: Natanael <natanael.l@gmail.com> +To: Brian Erdelyi <brian.erdelyi@gmail.com> +Content-Type: multipart/alternative; boundary=089e01419d1c1ed046050dfb44bf +X-Spam-Score: -0.6 (/) +X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. + See http://spamassassin.org/tag/ for more details. + -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for + sender-domain + 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider + (natanael.l[at]gmail.com) + -0.0 SPF_PASS SPF: sender matches SPF record + 1.0 HTML_MESSAGE BODY: HTML included in message + -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from + author's domain + 0.1 DKIM_SIGNED Message has a DKIM or DK signature, + not necessarily valid + -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature +X-Headers-End: 1YHhfs-0002FP-Cm +Cc: bitcoin-development@lists.sourceforge.net +Subject: Re: [Bitcoin-development] Proposal to address Bitcoin malware +X-BeenThere: bitcoin-development@lists.sourceforge.net +X-Mailman-Version: 2.1.9 +Precedence: list +List-Id: <bitcoin-development.lists.sourceforge.net> +List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, + <mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe> +List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development> +List-Post: <mailto:bitcoin-development@lists.sourceforge.net> +List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help> +List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, + <mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe> +X-List-Received-Date: Sat, 31 Jan 2015 23:42:01 -0000 + +--089e01419d1c1ed046050dfb44bf +Content-Type: text/plain; charset=UTF-8 + +Den 1 feb 2015 00:37 skrev "Natanael" <natanael.l@gmail.com>: + +> +> To bruteforce 8 decimals, on average you need (10^8)/2 = 50 000 000 +tries. log(50M)/log(2) = 25.6 bits of entropy. + +Oops. Used the wrong number in the entropy calculation. Add one bit, the +division by 2 wasn't supposed to be used in the entropy calculation. +Doesn't change the equation much, though. + +--089e01419d1c1ed046050dfb44bf +Content-Type: text/html; charset=UTF-8 + +<p dir="ltr"><br> +Den 1 feb 2015 00:37 skrev "Natanael" <<a href="mailto:natanael.l@gmail.com">natanael.l@gmail.com</a>>:</p> +<p dir="ltr">><br> +> To bruteforce 8 decimals, on average you need (10^8)/2 = 50 000 000 tries. log(50M)/log(2) = 25.6 bits of entropy.</p> +<p dir="ltr">Oops. Used the wrong number in the entropy calculation. Add one bit, the division by 2 wasn't supposed to be used in the entropy calculation. Doesn't change the equation much, though. </p> + +--089e01419d1c1ed046050dfb44bf-- + + |