linux-kernel - Re: [PATCH v33 12/21] x86/sgx: Allow a limited use of ATTRIBUTE.PROVISIONKEY for attestation

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Message-ID: <20200703025548.GD306897@linux.intel.com>
Date:   Fri, 3 Jul 2020 05:55:48 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     x86@...nel.org, linux-sgx@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-security-module@...r.kernel.org,
        Jethro Beekman <jethro@...tanix.com>,
        Andy Lutomirski <luto@...nel.org>, akpm@...ux-foundation.org,
        andriy.shevchenko@...ux.intel.com, asapek@...gle.com,
        cedric.xing@...el.com, chenalexchen@...gle.com,
        conradparker@...gle.com, cyhanish@...gle.com,
        dave.hansen@...el.com, haitao.huang@...el.com,
        josh@...htriplett.org, kai.huang@...el.com, kai.svahn@...el.com,
        kmoy@...gle.com, ludloff@...gle.com, nhorman@...hat.com,
        npmccallum@...hat.com, puiterwijk@...hat.com, rientjes@...gle.com,
        sean.j.christopherson@...el.com, tglx@...utronix.de,
        yaozhangx@...gle.com
Subject: Re: [PATCH v33 12/21] x86/sgx: Allow a limited use of
 ATTRIBUTE.PROVISIONKEY for attestation

On Fri, Jul 03, 2020 at 05:32:28AM +0300, Jarkko Sakkinen wrote:
> On Mon, Jun 29, 2020 at 06:02:42PM +0200, Borislav Petkov wrote:
> > On Thu, Jun 18, 2020 at 01:08:34AM +0300, Jarkko Sakkinen wrote:
> > > Provisioning Certification Enclave (PCE), the root of trust for other
> > > enclaves, generates a signing key from a fused key called Provisioning
> > > Certification Key. PCE can then use this key to certify an attestation key
> > > of a QE, e.g. we get the chain of trust down to the hardware if the Intel
> > 
> > What's a QE?
> > 
> > I don't see this acronym resolved anywhere in the whole patchset.
> 
> Quoting Enclave.

Thanks for spotting this. I updated my GIT-tree accordingly.

/Jarkko