Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 680F198C for ; Wed, 24 Aug 2016 23:38:32 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-ua0-f182.google.com (mail-ua0-f182.google.com [209.85.217.182]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id D22A584 for ; Wed, 24 Aug 2016 23:38:31 +0000 (UTC) Received: by mail-ua0-f182.google.com with SMTP id k90so56375283uak.1 for ; Wed, 24 Aug 2016 16:38:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=VYpO03b1LbJwUyxYk5qiiqP70Bm2KUSl++dR7VTxXLg=; b=M+vrCMpmZJCEMSooekVElyeoQpl3hy/8MwPrvoHirXf4CrSFHhCfIK9ju8cqvkd4gr 8z44DB/1p45YTa74jESs1cxCwqWMZRA0NlkCFC97xqMfa39XoYewkb3yfrOv7CCzfhU6 0P52zfOoD3GrAEEAIXL7V0atZIru1DMqqXYGWBS2buK45jXoFbQ2+U0y/AJKMs82gPyk qKUmb5hCpZ57iKomWVdZrUoysJWDS2kjPKFqsSjgchJ6NcS7nxPaKSpXM9xyvooqzgVK YOvCXKnPMhz+qRiXFKzj5LQ2DusjoVqv2SWZHQJnfvhi+Bg3Jd2KAQi3O/f3htAQIJbw pfxg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=VYpO03b1LbJwUyxYk5qiiqP70Bm2KUSl++dR7VTxXLg=; b=anc4V/C/1VXGDw2aIoh0QVQuk/4EOYDcLhAVekgvCunmHD5E0j+G2SfFHQmsuaKzHa 6QvSOwp/jR/HI6wWKnEg+Kj79ArPlSU+FkaDJkSCYTMza03fFZAufqKhD9ftFwsndbbW 3qTVcWipHzN1A7Y042ZZYVTgEvgx5RWKD1f3baM7fAaR/uEKLdq0o4Gk9/YNZ8fzZM5h fQuAIp/fuIIFBkNNYiU0I2qFjCtAsrebV0NKPD1ny+gWR9WIzosWkCvW1q/X5/iWzjvq 003q6pZnxnfsf1fGSd7tNY5M0BjtEu2SOL3uyw4ESzWlP5cTPlU/oaQ+yXjg0ZGQe8pX 5J2g== X-Gm-Message-State: AE9vXwNOgcG0ga/N+M1/VIoVaaqUQjF7tzpmn+LmKc5i1UOSai7DwnfMy3auzC5bI6Mx9B5AQF88EtUDg5LOmw== X-Received: by 10.176.80.166 with SMTP id c35mr3270033uaa.19.1472081911117; Wed, 24 Aug 2016 16:38:31 -0700 (PDT) MIME-Version: 1.0 Sender: gmaxwell@gmail.com Received: by 10.103.118.69 with HTTP; Wed, 24 Aug 2016 16:38:30 -0700 (PDT) In-Reply-To: References: <20160824014634.GA19905@fedora-21-dvm> <20160824192211.GB24668@fedora-21-dvm> From: Gregory Maxwell Date: Wed, 24 Aug 2016 23:38:30 +0000 X-Google-Sender-Auth: tSfS5qQIf14wGMKpSLZ6ibtkz_g Message-ID: To: Chris Priest , Bitcoin Protocol Discussion Content-Type: text/plain; charset=UTF-8 X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, FREEMAIL_FROM, 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] Capital Efficient Honeypots w/ "Scorched Earth" Doublespending Protection 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: Wed, 24 Aug 2016 23:38:32 -0000 On Wed, Aug 24, 2016 at 11:03 PM, Chris Priest via bitcoin-dev wrote: > How does your system prevent against insider attacks? How do you know > the money is stolen by someone who compromised server #4, and not > stolen by the person who set up server #4? It is my understanding > these days most attacks are inside jobs. Working as designed in that case: You know #4 is compromised, it doesn't tell you if it was an insider or an outsider, but in both cases someone unauthorized or without integrity got access to the key(s).