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References: <-0PYKHO0ibVEYpJmDoSQAxcjyCsrp6q43lhdJeWrLK-axts_Oe8bd25m8I-URuDnpv6eBPBbmz5wb0WOqx3wonFOMYXzX9uqgpGgyc8jlYk=@proton.me> In-Reply-To: <-0PYKHO0ibVEYpJmDoSQAxcjyCsrp6q43lhdJeWrLK-axts_Oe8bd25m8I-URuDnpv6eBPBbmz5wb0WOqx3wonFOMYXzX9uqgpGgyc8jlYk=@proton.me> Resent-From: "amano.kenji" Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Tue, 10 Sep 2024 13:15:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 72889 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: "72889@debbugs.gnu.org" <72889@debbugs.gnu.org> Received: via spool by 72889-submit@debbugs.gnu.org id=B72889.172597409710312 (code B ref 72889); Tue, 10 Sep 2024 13:15:02 +0000 Received: (at 72889) by debbugs.gnu.org; 10 Sep 2024 13:14:57 +0000 Received: from localhost ([127.0.0.1]:35045 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1so0ht-0002gF-Es for submit@debbugs.gnu.org; Tue, 10 Sep 2024 09:14:57 -0400 Received: from mail-4319.protonmail.ch ([185.70.43.19]:36815) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1so0hq-0002fz-8f for 72889@debbugs.gnu.org; Tue, 10 Sep 2024 09:14:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=proton.me; s=dmj3fu6mwbfcdisxr4r7weqae4.protonmail; t=1725974082; x=1726233282; bh=aErXJncUtOy6n8zlgjvFC7HcusBauWi0a9vl+qsttSc=; h=Date:To:From:Subject:Message-ID:Feedback-ID:From:To:Cc:Date: Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=jburpIBv2cV8hMJU/PCAJfZB6n5Z5G3wRR3oPYUU5FWtjJLkeLa2CmLtBqPpkxzZv gsDy9oAB2f6go2p7P0JKZmb2SpFAnThhf0oUI8fp4SS0Bzre/zEG2DhVYJrBA6X6Nr oPnaOZMwDA6Sb3qKW6P/NLswtDl9GM5O2VPmaUnCthYz4heKBKG2/dJXDC1exr+Q7T PHO5lCZhB8kZnfYUQ25IhuwNE0MUFooyXl+3pjjln64imJ0nLblqBT1oGXC2B76RIK 5U5dTzT40Cb6EsMJfrHzy2wVlwp/8rmmePpNW/NljheCaW7I52BLOYSusO3GG4iI7N fNWFjk00s8Jrw== Date: Tue, 10 Sep 2024 13:14:38 +0000 Message-ID: Feedback-ID: 48725158:user:proton X-Pm-Message-ID: ee6b70ba3d03258525e9f28024bd016271be95b0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: "amano.kenji" From: "amano.kenji" via Bug reports for GNU Guix Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: bug-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Spam-Score: -3.99 X-Spam-Score: -3.99 X-Migadu-Queue-Id: E563D754D7 X-Migadu-Scanner: mx11.migadu.com X-TUID: 2hv+Sun9Zo8v - /dev/sda /dev/sda1: A tiny LUKS partition that's filled with the content of a keyfil= e without any filesystem format. /dev/sda2: /boot for grub. It also serves as FAT32 EFI partition. - /dev/sdb /dev/sdb1: /gnu/store on btrfs raid1 /dev/sdb2: / on btrfs raid1 on LUKS - /dev/sdc /dev/sdc1: /gnu/store on btrfs raid1 /dev/sdc2: / on btrfs raid1 on LUKS Open /dev/sda1 as a luke device, /dev/mapper/key, with one password. It con= tains a keyfile without any filesystem format. Use /dev/mapper/key as a key= file for all other LUKS devices in mapped devices. This exposes /gnu/store, but /gnu/store is not supposed to have any sensiti= ve data. This obviously makes it practically impossible to detect physical = tempering of data, but if you store it at a secure location, you don't have= to worry too much about evil maid attack. RAID1 for physically secure servers is enough to ensure some availability w= hen a disk fails. For laptops that you carry, you are not going to use btrfs raid1, and you c= an just have unencrypted /boot on fat32 and / on btrfs on luks. extra-initr= d contains a keyfile for / so that I don't have to type the password twice. A desktop computer doesn't require server-level availability, but people wh= o have money can still put root on encrypted btrfs raid1. Perhaps, can this be documented in the cook book?