From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: A couple of questions and concerns about Emacs network security Date: Fri, 22 Jun 2018 17:00:08 -0700 Organization: UCLA Computer Science Department Message-ID: <1fa9309a-37ca-bcc0-fff9-22c80b081ce5@cs.ucla.edu> References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1529711897 997 195.159.176.226 (22 Jun 2018 23:58:17 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 22 Jun 2018 23:58:17 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 Cc: Jimmy Yuen Ho Wong , emacs-devel@gnu.org To: Lars Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Jun 23 01:58:12 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fWVwS-0000AL-KT for ged-emacs-devel@m.gmane.org; Sat, 23 Jun 2018 01:58:12 +0200 Original-Received: from localhost ([::1]:36670 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fWVyZ-0003ng-Ub for ged-emacs-devel@m.gmane.org; Fri, 22 Jun 2018 20:00:23 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:34547) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fWVyR-0003nA-9x for emacs-devel@gnu.org; Fri, 22 Jun 2018 20:00:16 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fWVyO-0001a5-7H for emacs-devel@gnu.org; Fri, 22 Jun 2018 20:00:15 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:55156) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fWVyN-0001Yy-UT for emacs-devel@gnu.org; Fri, 22 Jun 2018 20:00:12 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id C7430160564; Fri, 22 Jun 2018 17:00:09 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id Yoo9zea9NvWH; Fri, 22 Jun 2018 17:00:09 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id EF049160734; Fri, 22 Jun 2018 17:00:08 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 9_VT7ynYenam; Fri, 22 Jun 2018 17:00:08 -0700 (PDT) Original-Received: from Penguin.CS.UCLA.EDU (Penguin.CS.UCLA.EDU [131.179.64.200]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id D37D9160564; Fri, 22 Jun 2018 17:00:08 -0700 (PDT) Openpgp: preference=signencrypt Autocrypt: addr=eggert@cs.ucla.edu; prefer-encrypt=mutual; keydata= xsFNBEyAcmQBEADAAyH2xoTu7ppG5D3a8FMZEon74dCvc4+q1XA2J2tBy2pwaTqfhpxxdGA9 Jj50UJ3PD4bSUEgN8tLZ0san47l5XTAFLi2456ciSl5m8sKaHlGdt9XmAAtmXqeZVIYX/UFS 96fDzf4xhEmm/y7LbYEPQdUdxu47xA5KhTYp5bltF3WYDz1Ygd7gx07Auwp7iw7eNvnoDTAl KAl8KYDZzbDNCQGEbpY3efZIvPdeI+FWQN4W+kghy+P6au6PrIIhYraeua7XDdb2LS1en3Ss mE3QjqfRqI/A2ue8JMwsvXe/WK38Ezs6x74iTaqI3AFH6ilAhDqpMnd/msSESNFt76DiO1ZK QMr9amVPknjfPmJISqdhgB1DlEdw34sROf6V8mZw0xfqT6PKE46LcFefzs0kbg4GORf8vjG2 Sf1tk5eU8MBiyN/bZ03bKNjNYMpODDQQwuP84kYLkX2wBxxMAhBxwbDVZudzxDZJ1C2VXujC OJVxq2kljBM9ETYuUGqd75AW2LXrLw6+MuIsHFAYAgRr7+KcwDgBAfwhPBYX34nSSiHlmLC+ KaHLeCLF5ZI2vKm3HEeCTtlOg7xZEONgwzL+fdKo+D6SoC8RRxJKs8a3sVfI4t6CnrQzvJbB n6gxdgCu5i29J1QCYrCYvql2UyFPAK+do99/1jOXT4m2836j1wARAQABzSBQYXVsIEVnZ2Vy dCA8ZWdnZXJ0QGNzLnVjbGEuZWR1PsLBfgQTAQIAKAUCTIByZAIbAwUJEswDAAYLCQgHAwIG FQgCCQoLBBYCAwECH In-Reply-To: Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 131.179.128.68 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:226602 Archived-At: On 06/22/2018 04:21 PM, Lars Ingebrigtsen wrote: > Paul Eggert writes: > >> On 06/22/2018 03:00 PM, Jimmy Yuen Ho Wong wrote: >>> 1. Can we update the default network security settings? >> Yes, I would think so, in the master branch. As you say, the current >> defaults are inappropriate for today's users. > They are? In what way? I was concerned about Emacs Lisp code that calls the gnutls API directly. However, you wrote in a later message that Emacs Lisp code desiring network security should use open-network-stream and use NSM, so perhaps very little (if any) Emacs code is like what I was worried about. If so, the defaults shouldn't matter too much. I like your suggestion of changing the doc strings of gnutls.el to make it less likely to get future bug reports about this (a la bug#17660 etc.). I'm not expert enough in GnuTLS to know what should go into those doc strings, though.