From owner-freebsd-security@freebsd.org Mon Dec 11 16:16:47 2017 Return-Path: Delivered-To: freebsd-security@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D21C7E96858 for ; Mon, 11 Dec 2017 16:16:47 +0000 (UTC) (envelope-from mozolevsky@gmail.com) Received: from mail-wm0-x231.google.com (mail-wm0-x231.google.com [IPv6:2a00:1450:400c:c09::231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5E1986C7FE for ; Mon, 11 Dec 2017 16:16:47 +0000 (UTC) (envelope-from mozolevsky@gmail.com) Received: by mail-wm0-x231.google.com with SMTP id f206so15137649wmf.5 for ; Mon, 11 Dec 2017 08:16:47 -0800 (PST) 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 :cc; bh=NPAdjHSM1epiCHyjmJRin/WZ7M4425Gzvx50ilqlQuI=; b=CqwSL2pN2rtpX1EWvdKyPYyYCqsR31aYq07TJv2W014YLbmghe95EkuYpeVtr5P8c5 bZMyjenBkkn88aC42TzGDKageL9kC3XvOV/T/30bXjQ/RaVNjVr9I1GBJC/w/4dSSc4d rMbG+4IwiBXltKksALZt1jNpDDAtz6nXzrILGeK1i+S5JZq9g6wPg95GIMB3BSUwkIIa T383qDygqS4pBbuzM9/m6n44FrbNvo9wuP7KGURXLbb0v8HlCiqt3htpn6hxJz9pidic XIGudL32Ll7mgz3Y9KGXzxhWacckAjAn16HmJk9O74q/1lOnAqSeD0Huyh14FLTS62YW suhQ== 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:cc; bh=NPAdjHSM1epiCHyjmJRin/WZ7M4425Gzvx50ilqlQuI=; b=qELu11K9ScZwVzH20HUr9UBE4vSZGRDfod25Zm2omvpHHM39u+KJrIUbLjR7yLu9EG LtPDmMNYUan7zk/E5XV43GnnMiqldxhHRHxVErKGHJ3SfqCqLfMAwXzkdoRWWTQQshxy Vhc7wkmW1ms3zSVBFeSQAdhiSJa2SOwBbb86hl3FUtHfwQNYaB0ei25H/ePaDKGVM1Tf s6pjHbYz/eYPTIzzUDTz4Yu/uZBXgkoGVePPnuXh3z0+00wnoa+X2TH96k7YxMaiqipo BynabAv8psS1jIPuZyCNdyJilobgtJc73NIxewZgUDTgGGHcXDtWVbDbNfzBtSGmzJyG ECcw== X-Gm-Message-State: AKGB3mK+zNI/+14/NzQ1iDmIS35Xa4Ezq69B6JuhbR19xHzGt2ZYDJwQ 2JFgFb0NzCDpfKK0ycETE+Qb36Fz1r6cBjyixUg= X-Google-Smtp-Source: ACJfBovkn1L2X4hhmlGLe7MOZhw7cdq01Fl/bNXAuR73jvD9/4FS/dJ9kOk4MLB+O2OMa7QMzRuvP9yFPHRInlQY8p4= X-Received: by 10.28.14.141 with SMTP id 135mr1323763wmo.104.1513009004568; Mon, 11 Dec 2017 08:16:44 -0800 (PST) MIME-Version: 1.0 Received: by 10.28.90.193 with HTTP; Mon, 11 Dec 2017 08:16:03 -0800 (PST) In-Reply-To: References: <11532fe7-024d-ba14-0daf-b97282265ec6@rawbw.com> <8788fb0d-4ee9-968a-1e33-e3bd84ffb892@heuristicsystems.com.au> <20171205220849.GH9701@gmail.com> <24153.1512513836@critter.freebsd.dk> <1C30FE91-753A-47A4-9B33-481184F853E1@tetlows.org> <867etyzlad.fsf@desk.des.no> <1291.1512658230@critter.freebsd.dk> <2a8d9a0a-7a64-2dde-4e53-77ee52632846@tjvarghese.com> <20171211151614.76cm7s4zk6go4clo@mutt-hbsd> From: Igor Mozolevsky Date: Mon, 11 Dec 2017 16:16:03 +0000 Message-ID: Subject: Re: http subversion URLs should be discontinued in favor of https URLs To: Karl Denninger Cc: freebsd security Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Dec 2017 16:16:47 -0000 On 11 December 2017 at 16:06, Karl Denninger wrote: SVN's shortcoming is that it does nothing for [integrity] on an inherent > basis > and this debate is thus about trying to use a tool that allegedly does > three things when we really only need one of them. > This is precisely why I suggested that something along the lines of a Merkle Tree of signed hashes over the revisions would provide adequate integrity, and I am guessing it'd be pretty straight forward to implement with SVN hooks (maybe?). I just don't have the time to look into it in any details. -- Igor M.