From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Robert Pluim Newsgroups: gmane.emacs.help Subject: Re: Network Security Manager warns safe renegotiation is not supported Date: Thu, 05 Sep 2019 08:51:23 +0200 Message-ID: References: <87zhjoj4w3.fsf@yujinakao.com> <875zmcdlc9.fsf@fencepost.gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="38977"; mail-complaints-to="usenet@blaine.gmane.org" Cc: help-gnu-emacs@gnu.org To: Amin Bandali Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Sep 05 08:51:40 2019 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1i5lcJ-000A1D-ES for geh-help-gnu-emacs@m.gmane.org; Thu, 05 Sep 2019 08:51:39 +0200 Original-Received: from localhost ([::1]:42728 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i5lcH-0000th-NP for geh-help-gnu-emacs@m.gmane.org; Thu, 05 Sep 2019 02:51:37 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40768) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i5lc8-0000sm-5D for help-gnu-emacs@gnu.org; Thu, 05 Sep 2019 02:51:29 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i5lc6-0004RJ-Bp for help-gnu-emacs@gnu.org; Thu, 05 Sep 2019 02:51:28 -0400 Original-Received: from mail-wr1-x432.google.com ([2a00:1450:4864:20::432]:34376) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1i5lc6-0004QU-5e; Thu, 05 Sep 2019 02:51:26 -0400 Original-Received: by mail-wr1-x432.google.com with SMTP id s18so1299822wrn.1; Wed, 04 Sep 2019 23:51:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:mail-copies-to:gmane-reply-to-list :date:message-id:mime-version:content-transfer-encoding; bh=3PgWS2Wtq/kwYBpf6oC4FrLt9yjlEZ36yqAax1z8mEs=; b=JbgSvh6E9OYueuyP2lONTdVPxIrKV77NaM1XRFn6kznBpX8DVX9cz8woU3mswSB6AF lzDs3HDKM7/8ULQm6eYxwYWoknmte2ndi+4VbcfKqPPOcNih+T/C5w7huvmuPk+CwKCI LsAoqGAhHr91hZ9yFqA1etWj1s8msYndFjQ13/0LN1aQU9URQHcwRh/zU4jG4tHT2x8U C5WQzykjN6hayB91lbmNeWJSWDmPuLjgx44sD5kU8HMXbmCWd41oO0ETF6iO89XodHT+ vLbgloiJc6X84ZdMtnUyWKE/ktSdwqzbcZWThAj/+ETc73lFmndSlxdCTTJeG6sRYCOt rWjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:mail-copies-to :gmane-reply-to-list:date:message-id:mime-version :content-transfer-encoding; bh=3PgWS2Wtq/kwYBpf6oC4FrLt9yjlEZ36yqAax1z8mEs=; b=R8rnsNXyfe2kqoIxTJefAVOKHToDREw7iRCpmbV3KC5vrK1ucfWQ2yVHwlvB2Bh8ZC J/iDMFzKs7ZC6PZb5+nTR8j70ikWJEVWCfbkvAf6yU92sm9CxLFV6OV9aqIppoecg3ys BWNr4aEBnGtuAu0WHy5HRRXwIxDAzpc4tEftJvh+96/93HzLOOj8N/p2g52VOMfwIIRs ymT/svBRFXx+QKN9lWkc6JO9E4wbc3AIehWLugmWvM2agV5neSWdQA863or6YAkv3Vjh OMflLR6SHyUU+gSqe0z+SR8dnYybqBnQttcjNBz8kf8XK9qrVFRGxEgmDCAcEwqv8b/8 OgAA== X-Gm-Message-State: APjAAAX3sw1Hf7NlE5WMxu0d1AwsZUrinLkqmIgNYPCd2xj0stC0ygkY z9N/r8lHSkgsjwLJSyQlT7aSuOsJtkE= X-Google-Smtp-Source: APXvYqwxJ94zTr7kfrNSHVGbWUlutuQS3wTzCL/2uukUCsB3/MAsqA61XIcgNJQyjP3HIoL/bHkLbA== X-Received: by 2002:adf:db8e:: with SMTP id u14mr1286209wri.50.1567666284282; Wed, 04 Sep 2019 23:51:24 -0700 (PDT) Original-Received: from rpluim-mac ([149.5.228.1]) by smtp.gmail.com with ESMTPSA id a7sm1383019wra.43.2019.09.04.23.51.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Sep 2019 23:51:23 -0700 (PDT) Mail-Copies-To: never Gmane-Reply-To-List: yes X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::432 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:121440 Archived-At: >>>>> On Sun, 01 Sep 2019 12:37:10 -0400, Amin Bandali sa= id: Amin> I=E2=80=99m no security expert, but I don=E2=80=99t think that=E2= =80=99s a good idea. Setting Amin> `gnutls-algorithm-priority' to that value basically tells GnuTLS = to skip Amin> TLS1.3 altogether, which is the latest version of the TLS protoco= l. Amin> The issue seems to be that nsm.el checks for renegotiation_info[1= ] for Amin> TLS1.3 connections as well; but if I understand correctly, renego= tiation Amin> was removed from TLS1.3, according to [2] and [3]. I *think* the= proper Amin> way to fix this would be have nsm *not* check for renegotiation-i= nfo-ext Amin> for TlS1.3 connections. Please don=E2=80=99t take my word for th= is as, again, Amin> I=E2=80=99m no security/GnuTLS expert. Hopefully others with mor= e knowledge can Amin> chime in to clarify. Correct. Fixed in emacs-master. Robert