From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: Can watermarking Unicode text using invisible differences sneak through Emacs, or can Emacs detect it? Date: Thu, 20 Jan 2022 09:17:20 +0100 Message-ID: <87fspi7re7.fsf@gnus.org> References: <87sftk49ih.fsf@yahoo.com> <83mtjqrgnq.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23576"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: psainty@orcon.net.nz, luangruo@yahoo.com, rms@gnu.org, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Jan 20 09:51:58 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nATAk-0005sl-JQ for ged-emacs-devel@m.gmane-mx.org; Thu, 20 Jan 2022 09:51:58 +0100 Original-Received: from localhost ([::1]:55078 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nATAj-00049j-F7 for ged-emacs-devel@m.gmane-mx.org; Thu, 20 Jan 2022 03:51:57 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:55282) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nASdW-0001wV-GG for emacs-devel@gnu.org; Thu, 20 Jan 2022 03:17:40 -0500 Original-Received: from [2a01:4f9:2b:f0f::2] (port=35896 helo=quimby.gnus.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nASdU-0007Rw-5B; Thu, 20 Jan 2022 03:17:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=By3iJUdbJnWueQA6O6vd9bxrkubqjrvLSPnEDcrLTdY=; b=s7RAJwoHRFbxoW94p+Ws2wxMUt QLN3bt01avxir7KCCtnVFPWCtHVPiNz9UZfM8YxQW6c5MtampWT7Wa2SwazsEegIChoo0ph9Z023y a6+x/6cPcvZM9Ytqlm2tY6XcGMxrtMAqomXe0uGyhb9m7S1elz/T0cCjBTNEbS9jTu5Y=; Original-Received: from [84.212.220.105] (helo=giant) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nASdF-0003AK-5I; Thu, 20 Jan 2022 09:17:23 +0100 X-Now-Playing: Xiu Xiu's _Black Ships Ate The Sky_: "Black Ships Ate The Sky" In-Reply-To: <83mtjqrgnq.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 20 Jan 2022 09:48:57 +0200") X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a01:4f9:2b:f0f::2 (failed) Received-SPF: pass client-ip=2a01:4f9:2b:f0f::2; envelope-from=larsi@gnus.org; helo=quimby.gnus.org X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:285017 Archived-At: Eli Zaretskii writes: > As I explained, these characters, when used > for their intended purpose, are necessary for correct shaping of text, > which increasingly includes even plain-ASCII text. So I will object > to any simplistic default like that. Yup. But for people that are paranoid about this stuff, there's `glyphless-display-mode' that they can enable in buffers they worry about. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no