From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id 4DkGF5Ctzl/7EgAA0tVLHw (envelope-from ) for ; Mon, 07 Dec 2020 22:32:48 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id GLfXEpCtzl9uVQAAB5/wlQ (envelope-from ) for ; Mon, 07 Dec 2020 22:32:48 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id BCC8594011C for ; Mon, 7 Dec 2020 22:32:47 +0000 (UTC) Received: from localhost ([::1]:41912 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kmP3m-0000nL-1R for larch@yhetil.org; Mon, 07 Dec 2020 17:32:46 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37696) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kmP2x-0000mr-Ci for help-guix@gnu.org; Mon, 07 Dec 2020 17:31:55 -0500 Received: from knopi.disroot.org ([178.21.23.139]:57480) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kmP2v-0000c8-6F for help-guix@gnu.org; Mon, 07 Dec 2020 17:31:55 -0500 Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 74F1952079 for ; Mon, 7 Dec 2020 23:31:49 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at disroot.org Received: from knopi.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id J_rAdttnyQBE for ; Mon, 7 Dec 2020 23:31:48 +0100 (CET) Mime-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1607380308; bh=fyIrvKVW+U5ktK1AI8I3Wow1gQFpD73a72U59HuxG7Y=; h=Date:From:Subject:To; b=BVmwQR1psaPQuHdD1cSE7yq1AsFRFkUP7lEgXq/FRMJThShMgxPpkNQPLAVwkLTuN Ngkshr1fQ9MdUyuV8j8aiDFhsLlY9sbQlCV6sPNQQUN8rQde5ecxPsFASsS0j6nTBa UNItRS/+MauIK5YV3zRKXHrfqs+14qTPXxgQujApVoSJV140N1Mdk96yrfQsw4ugSO DRcekVKE/G+3FgeM0LPeH7kYv6Oc5p77gHzebb/kF1nPDB2M15/pe+3kiYPo42CZRV V1AsKEUufzcR8suVCr5WekUQcauwsuRAFVp4URc6j+eA197I5ckgewbP7fnKlsf3o6 7gEoXewz63Udg== Date: Mon, 07 Dec 2020 22:31:47 +0000 Message-ID: <1b5d702f00cc6f82e2ced9ce31e3060d@disroot.org> Subject: How to secure Grub control from other distro? To: "help-guix" Received-SPF: pass client-ip=178.21.23.139; envelope-from=znavko@disroot.org; helo=knopi.disroot.org X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, HTML_MESSAGE=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: "Help-Guix" Reply-to: znavko@disroot.org From: znavko--- via X-Migadu-Flow: FLOW_IN X-Migadu-Spam-Score: -1.30 Authentication-Results: aspmx1.migadu.com; dkim=fail (body hash did not verify) header.d=disroot.org header.s=mail header.b=BVmwQR1p; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Queue-Id: BCC8594011C X-Spam-Score: -1.30 X-Migadu-Scanner: ns3122888.ip-94-23-21.eu X-TUID: +wisklxI0Uo2 Hello! I have two distros on my PC:=0Aon /dev/sda - Guix=0Aon /dev/sdc - = Ubuntu=0A=0AToday, after update and upgrade of newly installed Ubuntu and= also after installation of lubuntu-desktop and lxde on ubuntu,=0AI was u= nfortunately grieved.=0ALubuntu had recovered my Grub and had broken ever= ything!=0AI was need to boot into Guix with grub command line and make `g= uix system reconfigure /etc/config.scm` for to get my Grub=0Acontrolling = by Guix again!=0A=0AI have a question. Have I any possibility to secure a= nd save my Grub from other buggy distros i may setup on other ssd in my p= c?=0A=0AI think it will be hard to fight with ubuntu or debian or some ot= her distro not to touch Grub.