From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0.migadu.com ([2001:41d0:403:4876::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms8.migadu.com with LMTPS id ADXUMvjIqmXLFQAAqHPOHw:P1 (envelope-from ) for ; Fri, 19 Jan 2024 20:09:45 +0100 Received: from aspmx1.migadu.com ([2001:41d0:403:4876::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0.migadu.com with LMTPS id ADXUMvjIqmXLFQAAqHPOHw (envelope-from ) for ; Fri, 19 Jan 2024 20:09:44 +0100 X-Envelope-To: larch@yhetil.org Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=lease-up.com header.s=2017 header.b=jJAOR8yB; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1705691384; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=0igyMwVnc3wC4DtQmPiamSRT8nXb+8XDiG2k1xmLjRQ=; b=FFwfYH/PimdyQMWA892aTxCGwNFX74HQetl8+zEs7AvSo9CJQ1r4tvyLV782X8vohVKgZY 9An+dXRewVGPyUE+gc1MFufCjNwDuBMy9xy1OiB1x7Lqq+BaJIxBJcQ3AWRRs5wL7fEoH1 l+L7Jd2IhR84+Zf+wQjEuREA/+1ZeOCfTOzd3fu5r2fLiq9z7M2Ys2qc5EmPaCCuGZ7uYo xfFcSzmXPnc+sncQqisciV99mq11ghf8owVBsUBv78SfdSqnXxgdjmKc4lHXCUYvcGzXc+ /OZOyJldoIVwGKMfhOsh+yioaaWpYLW78l0OUaUQcERkxdPvmarzzvE5Q6rnCA== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1705691384; a=rsa-sha256; cv=none; b=IabJSL+rA0PZ1iZllAJ1JW0ra2FhST1o1CacvHxmf4fgGo7UAzQYNUXZyTUXlY7b8NzXw1 cAcyzAcc8wjn2L+gs8lvcYT5P/iuZGtqXkUZKVdGexd+GD3Dax3G0VrM1HL3gPb6+dmStR oWoOxeiJT53JwjJ0eQFdAH2SOvMffsrJIEPMn97FFhhe42P0L68wpJKRHrw6OSlc3zJWZM LNITBfotvWroty0SXsoWhkPMCUaPKUjd2U7YEohmEHcCS44E0YaATWdg9PhBB32Wmu/y/G HXvvZmcbuV38aqrcxQkMZrVLObUzF1m7ge623Zmz6iycP2Mrooip78N3Epd1eg== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=lease-up.com header.s=2017 header.b=jJAOR8yB; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" 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 BAA2BA26D for ; Fri, 19 Jan 2024 20:09:44 +0100 (CET) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rQuEq-0008J9-Du; Fri, 19 Jan 2024 14:09:13 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rQuEk-0008Io-P5 for guix-devel@gnu.org; Fri, 19 Jan 2024 14:09:07 -0500 Received: from sail-ipv4.us-core.com ([208.82.101.137]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_CHACHA20_POLY1305:256) (Exim 4.90_1) (envelope-from ) id 1rQuEi-0004OJ-0Y for guix-devel@gnu.org; Fri, 19 Jan 2024 14:09:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; s=2017; bh=0igyMwVnc3wC4Dt QmPiamSRT8nXb+8XDiG2k1xmLjRQ=; h=date:references:in-reply-to:subject: cc:to:from; d=lease-up.com; b=jJAOR8yBcKrNRSWUdOhLF2Vc5VJicUbSjhutW1l1 RTgHoJJFkTEE/rLXi3noy+yTMEDrvf/2KlHL5bHLi5Ch0jY8T+3WE9yAlS0eA54C0hS88b Gd/WeVJjP4GjoyATa+eIyeShMicjiVTpmQxbmNGny57BIcP07nqAZ3iAlZ/ks= Received: by sail-ipv4.us-core.com (OpenSMTPD) with ESMTPSA id f14b4423 (TLSv1.3:TLS_CHACHA20_POLY1305_SHA256:256:NO); Fri, 19 Jan 2024 19:09:02 +0000 (UTC) To: Fabio Natali , guix-devel@gnu.org Cc: Subject: Re: SSH key management for Guix cloud machines In-Reply-To: <87o7dhzcov.fsf@fabionatali.com> References: <87o7dhzcov.fsf@fabionatali.com> Date: Fri, 19 Jan 2024 11:09:02 -0800 Message-ID: <87cytxywc1.fsf@lease-up.com> MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=208.82.101.137; envelope-from=felix.lechner@lease-up.com; helo=sail-ipv4.us-core.com 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, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Felix Lechner From: Felix Lechner via "Development of GNU Guix and the GNU System distribution." Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Scanner: mx10.migadu.com X-Migadu-Spam-Score: -5.74 X-Spam-Score: -5.74 X-Migadu-Queue-Id: BAA2BA26D X-TUID: ZViSZZ0hhsJp Hi Fabio, On Fri, Jan 19 2024, Fabio Natali wrote: > Is there any mechanism that would allow to access the server without > having to trust-on-first-use the server's fingerprint? I publish my server-side keys via SSHFP records in a domain secured by DNSSEC. When I add 'VerifyHostKeyDNS yes' to the client configuration file, there is no prompt. [1] Kind regards Felix [1] https://aye.sh/blog/sshfp-verification