From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Mimi Zohar <zohar@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org, keyrings@linux-nfs.org,
linux-crypto@vger.kernel.org, David Howells <dhowells@redhat.com>,
James Morris <jmorris@namei.org>,
David Safford <safford@watson.ibm.com>,
Rajiv Andrade <srajiv@linux.vnet.ibm.com>,
Mimi Zohar <zohar@us.ibm.com>
Subject: Re: [PATCH v1.2 3/4] keys: add new trusted key-type
Date: Mon, 8 Nov 2010 10:09:37 -0700 [thread overview]
Message-ID: <20101108170937.GA31501@obsidianresearch.com> (raw)
In-Reply-To: <1289230246-3856-4-git-send-email-zohar@linux.vnet.ibm.com>
On Mon, Nov 08, 2010 at 10:30:45AM -0500, Mimi Zohar wrote:
> pcrlock=n extends the designated PCR 'n' with a random value,
> so that a key sealed to that PCR may not be unsealed
> again until after a reboot.
Nice, but this seems very strange to me, since it has nothing to do
with the key and could be done easially in userspace?
Jason
next prev parent reply other threads:[~2010-11-08 17:09 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-08 15:30 [PATCH v1.2 0/4] keys: trusted and encrypted keys Mimi Zohar
2010-11-08 15:30 ` [PATCH v1.2 1/4] lib: hex2bin converts ascii hexadecimal string to binary Mimi Zohar
2010-11-08 15:30 ` [PATCH v1.2 2/4] key: add tpm_send command Mimi Zohar
2010-11-08 15:30 ` [PATCH v1.2 3/4] keys: add new trusted key-type Mimi Zohar
2010-11-08 17:09 ` Jason Gunthorpe [this message]
2010-11-08 18:18 ` David Safford
2010-11-09 6:40 ` Jason Gunthorpe
2010-11-09 15:17 ` David Safford
2010-11-09 16:02 ` Roberto Sassu
2010-11-09 16:25 ` David Safford
2010-11-09 16:46 ` Roberto Sassu
2010-11-08 15:30 ` [PATCH v1.2 4/4] keys: add new key-type encrypted Mimi Zohar
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