From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 036c1664 for ; Fri, 31 May 2019 16:16:10 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id DAF1F9B835; Sat, 1 Jun 2019 02:16:09 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 479A89B800; Sat, 1 Jun 2019 02:15:53 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (1024-bit key; secure) header.d=tnetconsulting.net header.i=@tnetconsulting.net header.b="jQamEZEZ"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 006509B680; Sat, 1 Jun 2019 02:15:50 +1000 (AEST) Received: from tncsrv06.tnetconsulting.net (tncsrv06.tnetconsulting.net [45.33.28.24]) by minnie.tuhs.org (Postfix) with ESMTPS id 721829B67F for ; Sat, 1 Jun 2019 02:15:50 +1000 (AEST) Received: from Contact-TNet-Consulting-Abuse-for-assistance by tncsrv06.tnetconsulting.net (8.15.2/8.15.2/Debian-3) with ESMTPSA id x4VGFmNK007270 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO) for ; Fri, 31 May 2019 11:15:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=tnetconsulting.net; s=2019; t=1559319349; bh=Q49ymMKgMDBz8S7XP+E68fDQxm1Gs14eCcJDiFzILVU=; h=Subject:To:References:From:Message-ID:Date:User-Agent: MIME-Version:In-Reply-To:Content-Type:Cc:Content-Disposition: Content-Language:Content-Transfer-Encoding:Content-Type:Date:From: In-Reply-To:Message-ID:MIME-Version:References:Reply-To: Resent-Date:Resent-From:Resent-To:Resent-Cc:Sender:Subject:To: User-Agent; b=jQamEZEZcosD1s2HJ+h9TEGFUAddxa9NREKIoAA73cybZn8XUU+U5gxsu11acLE87 F+ClQ7Fx9SACGg2zenttMh2auniju5dOiUXVuUWyXSdm5knAmg3q127gtRr4Ov9n4F 0aC17emYl6Z6fYeMMv6FFXSuvmbIOvvG1xwOHZ8E= To: tuhs@minnie.tuhs.org References: <8c0e17fb-41e3-753c-9678-04e410825dce@kilonet.net> <20190531160622.n3uwzr7hb2b2bpyn@h-174-65.A328.priv.bahnhof.se> Organization: TNet Consulting Message-ID: <8dde1b5d-f37e-64f7-a43f-a91c539727b0@spamtrap.tnetconsulting.net> Date: Fri, 31 May 2019 10:15:48 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190531160622.n3uwzr7hb2b2bpyn@h-174-65.A328.priv.bahnhof.se> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms030600080807090109020008" Subject: Re: [TUHS] Quotas - did anyone ever use them? X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Grant Taylor via TUHS Reply-To: Grant Taylor Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" This is a cryptographically signed message in MIME format. --------------ms030600080807090109020008 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 5/31/19 10:06 AM, Michael Kj=C3=B6rling wrote: > Let's hope said ransomware isn't smart enough to run "zfs list X -t=20 > snapshot" and "zfs destroy X@Y". (Baring any local privilege escalation....) I think that ZFS would=20 protect (snapshots) against ransomware running as an unprivileged user=20 that can't run zfs / zpool commands. > And while "zfs list" is Mostly Harmless, let's hope the sysadmin is sma= rt=20 > enough to not let arbitrary users run "zfs destroy" anything important.= I have found the zfs and zpool command sufficiently easy to allow=20 limited access via appropriate sudoers entries. --=20 Grant. . . . unix || die --------------ms030600080807090109020008 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC Cy4wggVAMIIEKKADAgECAhEA01fiRe1k2R6LEQCcImIMYTANBgkqhkiG9w0BAQsFADCBlzEL MAkGA1UEBhMCR0IxGzAZBgNVBAgTEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4GA1UEBxMHU2Fs Zm9yZDEaMBgGA1UEChMRQ09NT0RPIENBIExpbWl0ZWQxPTA7BgNVBAMTNENPTU9ETyBSU0Eg 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