13499cf30dbbe672515fc6511c72aeca1bb343
1 Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] 2 helo=mx.sourceforge.net) 3 by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) 4 (envelope-from <harro84@yahoo.com.au>) id 1YTKpO-0006P8-KA 5 for bitcoin-development@lists.sourceforge.net; 6 Thu, 05 Mar 2015 01:43:55 +0000 7 Received: from nm34-vm2.bullet.mail.gq1.yahoo.com ([98.136.216.141]) 8 by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128) 9 (Exim 4.76) id 1YTKpM-0002Dy-Gs 10 for bitcoin-development@lists.sourceforge.net; 11 Thu, 05 Mar 2015 01:43:54 +0000 12 Received: from [127.0.0.1] by nm34.bullet.mail.gq1.yahoo.com with NNFMP; 13 05 Mar 2015 01:43:46 -0000 14 Received: from [216.39.60.183] by nm34.bullet.mail.gq1.yahoo.com with NNFMP; 15 05 Mar 2015 01:40:58 -0000 16 Received: from [98.139.215.141] by tm19.bullet.mail.gq1.yahoo.com with NNFMP; 17 05 Mar 2015 01:40:58 -0000 18 Received: from [98.139.212.202] by tm12.bullet.mail.bf1.yahoo.com with NNFMP; 19 05 Mar 2015 01:40:58 -0000 20 Received: from [127.0.0.1] by omp1011.mail.bf1.yahoo.com with NNFMP; 21 05 Mar 2015 01:40:58 -0000 22 X-Yahoo-Newman-Property: ymail-4 23 X-Yahoo-Newman-Id: 469192.32467.bm@omp1011.mail.bf1.yahoo.com 24 X-YMail-OSG: aQXhu9wVM1lc5_2STtzwSnKWRVszjmjhEsyE4uCYopLo9heAfnRiDteoZd3sZg6 25 H_5ZvjJOUbT9z6h1vKyo.w9WBqi.O8NhnqnRBy0JNsquz9UYRQMn1PVcKoKI2MCgQ47xr8NRoOaU 26 oBShnarPGeN6P1EqiYD8tje8vpoEVnMFLz7OUvW_qCOffHbNeJONMZ80tuLZO62tXg7Y.ed80TiY 27 PpjwfW8AhoBquPlRYZoF138hY0wipHlbHiEXmU4v.swLfNCNBHXH7LysUJPumXi7Sv6OzI4so9iT 28 6_9WcBlKbgujDsj4a0RUc34ixTxxEKHLSxhXTYQu6JQe6_9G9HNUvIdvSyoJIUxvhxpi_z64PvTY 29 FMqE0vlYjG0fGmhRO5aJ4SVZ69jtZgNbB4harEVmuFFJl7pwbHg6UkHY72detyGJOmyO3huQTSk1 30 kLIxcWvkE1oAWwd2ia8RtH95DEOqzUeGQsznS9r79JPG3BFIdJJvHVnrnQyHhkKjzdfot3V.IAX1 31 klkDso0kViZdw_huw7XnUZOOuKWQ- 32 Received: by 66.196.80.124; Thu, 05 Mar 2015 01:40:58 +0000 33 Date: Thu, 5 Mar 2015 01:40:57 +0000 (UTC) 34 From: Thy Shizzle <thashiznets@yahoo.com.au> 35 To: "bitcoin-development@lists.sourceforge.net" ; 36 " <bitcoin-development@lists.sourceforge.net> 37 Message-ID: <1755215207.4498654.1425519657710.JavaMail.yahoo@mail.yahoo.com> 38 MIME-Version: 1.0 39 Content-Type: multipart/alternative; 40 boundary="----=_Part_4498653_143775116.1425519657708" 41 X-Spam-Score: 1.2 (+) 42 X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. 43 See http://spamassassin.org/tag/ for more details. 44 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider 45 (harro84[at]yahoo.com.au) 46 -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, 47 no trust [98.136.216.141 listed in list.dnswl.org] 48 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in 49 digit (harro84[at]yahoo.com.au) 50 1.0 HTML_MESSAGE BODY: HTML included in message 51 -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from 52 author's domain 53 0.1 DKIM_SIGNED Message has a DKIM or DK signature, 54 not necessarily valid 55 -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 56 X-Headers-End: 1YTKpM-0002Dy-Gs 57 Subject: [Bitcoin-development] Useless Address attack? 58 X-BeenThere: bitcoin-development@lists.sourceforge.net 59 X-Mailman-Version: 2.1.9 60 Precedence: list 61 Reply-To: Thy Shizzle <thashiznets@yahoo.com.au> 62 List-Id: <bitcoin-development.lists.sourceforge.net> 63 List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, 64 <mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe> 65 List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development> 66 List-Post: <mailto:bitcoin-development@lists.sourceforge.net> 67 List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help> 68 List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>, 69 <mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe> 70 X-List-Received-Date: Thu, 05 Mar 2015 01:43:55 -0000 71 72 ------=_Part_4498653_143775116.1425519657708 73 Content-Type: text/plain; charset=UTF-8 74 Content-Transfer-Encoding: 7bit 75 76 Hi, so just a thought as my node relays addresses etc. If I wanted to really slow down communication over the P2P network, what's stopping me from popping up a heap of dummy nodes that do nothing more than exchange version and relay addresses, except I send addr messages with all 1000 addresses pointing to my useless nodes that never send invs or respond to getdata etc so clients connect to my dumb nodes instead of legit ones. I'm thinking that if I fill up their address pool with enough addresses to dumb nodes and keep them really fresh time wise, it could have a bit of an impact especially if all 8 outbound connections are used up by my dumb nodes right? 77 78 I don't want to do this obviously, I'm just thinking about it as I'm building my node, what is there to stop this happening? 79 ------=_Part_4498653_143775116.1425519657708 80 Content-Type: text/html; charset=UTF-8 81 Content-Transfer-Encoding: quoted-printable 82 83 <html><body><div style=3D"color:#000; background-color:#fff; font-family:He= 84 lvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial,= 85 Lucida Grande, Sans-Serif;font-size:16px"><div id=3D"yui_3_16_0_1_14255193= 86 11352_3664" dir=3D"ltr"> Hi, so just a thought as my node relays addresses= 87 etc. If I wanted to really slow down communication over the P2P network, w= 88 hat's stopping me from popping up a heap of dummy nodes that do nothing mor= 89 e than exchange version and relay addresses, except I send addr messages wi= 90 th all 1000 addresses pointing to my useless nodes that never send invs or = 91 respond to getdata etc so clients connect to my dumb nodes instead of legit= 92 ones. I'm thinking that if I fill up their address pool with enough addres= 93 ses to dumb nodes and keep them really fresh time wise, it could have a bit= 94 of an impact especially if all 8 outbound connections are used up by my du= 95 mb nodes right?<br><br>I don't want to do this obviously, I'm just thinking= 96 about it as I'm building my node, what is there to stop this happening?</d= 97 iv></div></body></html> 98 ------=_Part_4498653_143775116.1425519657708-- 99 100