From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jean Louis Newsgroups: gmane.emacs.help Subject: Re: Noob dumb question (extending emacs) Date: Fri, 22 Oct 2021 20:51:38 +0300 Message-ID: References: <86k0i6uoxd.fsf@duenenhof-wilhelm.de> <871r4ernmt.fsf@zoho.eu> <87o87hnrpt.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30423"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/2.0.7+183 (3d24855) (2021-05-28) Cc: help-gnu-emacs , Emanuel Berg To: Yuri Khan Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Oct 22 20:04:12 2021 Return-path: Envelope-to: geh-help-gnu-emacs@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 1mdyto-0007ck-BE for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 22 Oct 2021 20:04:12 +0200 Original-Received: from localhost ([::1]:42414 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mdytn-0000jS-19 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 22 Oct 2021 14:04:11 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60854) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mdylh-0000TE-FE for help-gnu-emacs@gnu.org; Fri, 22 Oct 2021 13:55:49 -0400 Original-Received: from stw1.rcdrun.com ([217.170.207.13]:52115) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mdylf-0006Ek-48 for help-gnu-emacs@gnu.org; Fri, 22 Oct 2021 13:55:49 -0400 Original-Received: from localhost ([::ffff:41.75.191.219]) (AUTH: PLAIN admin, TLS: TLS1.3,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by stw1.rcdrun.com with ESMTPSA id 0000000000065D99.000000006172FB1D.00006EE3; Fri, 22 Oct 2021 10:55:41 -0700 Mail-Followup-To: Yuri Khan , Emanuel Berg , help-gnu-emacs Content-Disposition: inline In-Reply-To: Received-SPF: pass client-ip=217.170.207.13; envelope-from=bugs@gnu.support; helo=stw1.rcdrun.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:134020 Archived-At: * Yuri Khan [2021-10-22 16:16]: > On Fri, 22 Oct 2021 at 19:56, Emanuel Berg via Users list for the GNU > Emacs text editor wrote: > > > > Emacs Lisp is good enough to generate passwords just like > > > `pwgen' > > > > Are there some agreed-upon, formal requirements to > > a password generator? > > The first rule of password generators is to use a crypto quality > randomness generator. Which, as far as I can tell, Elisp’s ‘random’ is > not, at least unless you do a ‘(random t)’ first. And maybe not even > then. For people interested, manual explains about randomity: (info "(elisp) Random Numbers") How I understand it, than it may be that neither `pwgen' is generating truly random numbers. -- Jean Take action in Free Software Foundation campaigns: https://www.fsf.org/campaigns In support of Richard M. Stallman https://stallmansupport.org/