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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 7FC86ECE58F for ; Tue, 15 Oct 2019 22:16:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5FD5D2083B for ; Tue, 15 Oct 2019 22:16:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389296AbfJOWQV (ORCPT ); Tue, 15 Oct 2019 18:16:21 -0400 Received: from namei.org ([65.99.196.166]:54404 "EHLO namei.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389268AbfJOWQV (ORCPT ); Tue, 15 Oct 2019 18:16:21 -0400 Received: from localhost (localhost [127.0.0.1]) by namei.org (8.14.4/8.14.4) with ESMTP id x9FMFdwG018373; Tue, 15 Oct 2019 22:15:39 GMT Date: Wed, 16 Oct 2019 09:15:39 +1100 (AEDT) From: James Morris To: James Morse cc: prsriva , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-integrity@vger.kernel.org, kexec@lists.infradead.org, mark.rutland@arm.com, jean-philippe@linaro.org, arnd@arndb.de, takahiro.akashi@linaro.org, sboyd@kernel.org, catalin.marinas@arm.com, zohar@linux.ibm.com, yamada.masahiro@socionext.com, duwe@lst.de, bauerman@linux.ibm.com, tglx@linutronix.de, allison@lohutok.net, ard.biesheuvel@linaro.org Subject: Re: [PATCH V4 0/2] Add support for arm64 to carry ima measurement In-Reply-To: <0053eb68-0905-4679-c97a-00c5cb6f1abb@arm.com> Message-ID: References: <20191011003600.22090-1-prsriva@linux.microsoft.com> <87d92514-e5e4-a79f-467f-f24a4ed279b6@arm.com> <0053eb68-0905-4679-c97a-00c5cb6f1abb@arm.com> User-Agent: Alpine 2.21 (LRH 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 15 Oct 2019, James Morse wrote: > > The IMA logs are event logs for module load time signature validation(based on policies) > > which are backed by the TPM. No SecureBoot information is present in the log other than > > the boot aggregate. > > Okay, so SecureBoot is optional with this thing. Correct. Verified boot is one alternative. -- James Morris