From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 142EBC4338F for ; Thu, 29 Jul 2021 08:19:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E58AD60EBB for ; Thu, 29 Jul 2021 08:19:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234949AbhG2ITi (ORCPT ); Thu, 29 Jul 2021 04:19:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234256AbhG2ITc (ORCPT ); Thu, 29 Jul 2021 04:19:32 -0400 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 85EF2C061757 for ; Thu, 29 Jul 2021 01:19:28 -0700 (PDT) Received: by mail-pj1-x1032.google.com with SMTP id ca5so9154040pjb.5 for ; Thu, 29 Jul 2021 01:19:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=objYvkeOGXA4tC1XXw9szhVnDFF2JF6pDV81oCG8308=; b=TkY5kMNNiDco8HJ3DQ0UpSXtw+BKpGKjsAamLQz8XEA4UuDZsDtwNN1FrPJgzJZGuA JP/qkmS2Est+Oww79YKqIh+I2KQFyHPsYMypPfzdXUQoPwcoN8aYROFqQAOsD0BmElKN pcijBbVgo7d4gDh+t5gtBLOr3yYCUZaj1Xf4rz0XkZBuFQTPpUqYdD9KyjURF7IRMG8Y 1Ua0LR7dcpXBGgbMEN9UxxCMD2vALYGf/ONo87gf9yxaY0cDEzihG7X+1atUjXnCMd2u r1RFFXyVpFbFUJ8q3eagPwYZVPN33cUnT2VWQSQfsDCRGOLFYWUkdVcEuwRB+Kd3waYe RDyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=objYvkeOGXA4tC1XXw9szhVnDFF2JF6pDV81oCG8308=; b=BpwtV8EJTa++LcKi/V5RD11ZQICwOgIPOeIj/IBs+jWWl+eZL27cjaE/rxIBqNSFKF /DGmfKFTTYxmf03ksRFo9MvM+nycYmHUZ/1vu95GEkQI0xJxTqYE2jn6Yz5vcfIfl2HQ UCqwd9eaO4c7g6GFM4dn+Pps3HCHY6e0RXxcJe62v5K+L1OVc8ovLy/0wZt6WAJc3Q7Z JddZyuavPQLBddu4inikg3My5zmme0s/dAAREOaoTPiM6BqehSo5djzwAKbsi4NBTSEC xMkUIdLBOMNZJ0xIJrXJaX5zsBGRVqLe0iElNAIyzqk9cU9+Nyq9uH9tAF+o5caFYs3m n0zw== X-Gm-Message-State: AOAM532E0flH+jC0uwmgdVqpgvN/vuRbvr7iFRgVWLPl6nxBO6P2cRvi 4L6vo6w3FOBOJ260j9UeX8kBv0Lzfsg= X-Google-Smtp-Source: ABdhPJxrpLhs1KuSkNbHlHCOWgA0fnFRKCgB5TNmsYh813EZ8Fa4LNkK61NwaK7xtIznLneMKalP9g== X-Received: by 2002:a17:90a:bb89:: with SMTP id v9mr14111934pjr.54.1627546768016; Thu, 29 Jul 2021 01:19:28 -0700 (PDT) Received: from [192.168.43.80] (subs32-116-206-28-59.three.co.id. [116.206.28.59]) by smtp.gmail.com with ESMTPSA id p11sm2291610pju.20.2021.07.29.01.19.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 29 Jul 2021 01:19:27 -0700 (PDT) Subject: Re: [PATCH v6 0/9] ssh signing: Add commit & tag signing/verification via SSH keys using ssh-keygen To: Fabian Stelzer via GitGitGadget , git@vger.kernel.org Cc: Han-Wen Nienhuys , Fabian Stelzer , "brian m. carlson" , "Randall S. Becker" , Hans Jerry Illikainen , =?UTF-8?B?w4Z2YXIgQXJuZmrDtnLDsCBCamFybWFzb24=?= , Felipe Contreras , Eric Sunshine , Gwyneth Morgan References: From: Bagas Sanjaya Message-ID: <6b244afb-e4bb-c613-142a-4baba1149de3@gmail.com> Date: Thu, 29 Jul 2021 15:19:22 +0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org On 29/07/21 02.36, Fabian Stelzer via GitGitGadget wrote: > openssh 8.7 will add valid-after, valid-before options to the allowed keys > keyring. This allows us to pass the commit timestamp to the verification > call and make key rollover possible and still be able to verify older > commits. Set valid-after=NOW when adding your key to the keyring and set > valid-before to make it fail if used after a certain date. Software like > gitolite/github or corporate automation can do this automatically when ssh > push keys are addded / removed I will add this feature in a follow up patch > afterwards. > I read above as "set valid-before= and valid-after= to limit key validity for several days from now". Is it right? -- An old man doll... just what I always wanted! - Clara