Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 31ACEA7D for ; Mon, 24 Aug 2015 15:19:15 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-pd0-f171.google.com (mail-pd0-f171.google.com [209.85.192.171]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 39B9116F for ; Mon, 24 Aug 2015 15:19:14 +0000 (UTC) Received: by pdbfa8 with SMTP id fa8so54717943pdb.1 for ; Mon, 24 Aug 2015 08:19:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-type :content-transfer-encoding; bh=ntJJdObjqghuKan0lb9GOwGu7nOsH81q+1LyCNY7N40=; b=nIcVhwZJ1IhW1ZgnutAnbRkVsjwIwYJAoJSy0pZZQV4UyNptW07hNebbPZGk4S/caf fmMWFUihurMBlnvWn5vw/CdqnUNg+Ljs3wXwyuPIOMOGWj9j3xEqw3EzEkUX1RYYtnJL 27R9+oeyrzr5+kU5j9V5AXjd8JoehIbGjwB7BdhBFArNcFOCRV0Qli09Wv4rYWFn3A9i s+kTohxTcbgq46innkSBTTvLOnVceTKAmmPH3PXUEYkkMwAyxpDjE/Xi4rB/dE7yce5B pM/wQdfRLRVAycezKWUWk8vCHCOlvOCnQhuOe7T9QDvLjUxsE79J4+BvTjpvSGeZnMhm 1zGw== X-Gm-Message-State: ALoCoQmeWifst4Uel3HD5FumySoBBO7u6/GZXu4XYc2eHqwRdznNx+tZJ3rrWWDQyQvoWqcmmS2G X-Received: by 10.70.56.66 with SMTP id y2mr45555842pdp.168.1440429553854; Mon, 24 Aug 2015 08:19:13 -0700 (PDT) Received: from [192.168.1.89] (99-8-65-117.lightspeed.davlca.sbcglobal.net. [99.8.65.117]) by smtp.googlemail.com with ESMTPSA id df2sm11364732pad.19.2015.08.24.08.19.12 for (version=TLSv1/SSLv3 cipher=OTHER); Mon, 24 Aug 2015 08:19:12 -0700 (PDT) To: bitcoin-dev@lists.linuxfoundation.org References: <55D6AD19.10305@mattcorallo.com> <20150821053819.GA18176@muck> <20150821054219.GB18176@muck> <55D7662E.4090104@mattcorallo.com> <20150821220603.GC7450@muck> From: Tom Harding X-Enigmail-Draft-Status: N1110 Message-ID: <55DB35F1.5020603@thinlink.com> Date: Mon, 24 Aug 2015 08:19:13 -0700 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <20150821220603.GC7450@muck> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Subject: Re: [bitcoin-dev] Revisiting NODE_BLOOM: Proposed BIP X-BeenThere: bitcoin-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Bitcoin Development Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Aug 2015 15:19:15 -0000 On 8/21/2015 3:06 PM, Peter Todd via bitcoin-dev wrote: > On Fri, Aug 21, 2015 at 05:55:58PM +0000, Matt Corallo wrote: >> Anyone have the best reference for the DoS issues? > Well actually, we can reference the DoS attacks that Bitcoin XT nodes > are undergoing right now - part of the attack is repeated Bloom filter > requests to soak up disk IO bandwidth. So, to summarize, someone is attacking Mike Hearn's bitcoin fork. Therefore, now is the perfect time to write a BIP and author changes that begin the process of dropping support for the most broadly successful class of wallets, which Mike Hearn's SPV client library enables.