linux-kernel - Re: [Patch 3/7] integrity: EVM as an integrity service provider

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Message-Id: <20070325001605.31ed39e7.akpm@linux-foundation.org>
Date:	Sun, 25 Mar 2007 00:16:05 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org, safford@...son.ibm.com,
	serue@...ux.vnet.ibm.com, kjhall@...ux.vnet.ibm.com,
	zohar@...ibm.com
Subject: Re: [Patch 3/7] integrity: EVM as an integrity service provider

On Fri, 23 Mar 2007 12:09:36 -0400 Mimi Zohar <zohar@...ux.vnet.ibm.com> wrote:

> +++ linux-2.6.21-rc4-mm1/security/evm/Kconfig
> @@ -0,0 +1,17 @@
> +config INTEGRITY_EVM
> +	boolean "EVM support"
> +	depends on INTEGRITY && KEYS
> +	select CRYPTO_HMAC
> +	select CRYPTO_MD5
> +	select CRYPTO_SHA1
> +	default 0
> +	help
> +	  The Extended Verification Module is an integrity provider.
> +	  An extensible set of extended attributes, as defined in
> +	  /etc/evm.conf, are HMAC protected against modification
> +	  using the TPM's KERNEL ROOT KEY, if configured, or with a
> +	  pass-phrase.  Possible extended attributes include authenticity,
> +	  integrity, and revision level.
> +
> +	  If you are unsure how to answer this question, answer N.
> +

Is no dependency upon TPM needed?
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