Date: Tue, 19 May 2015 18:19:02 +0200
From: "Luis R. Rodriguez" <mcgrof@suse.com>
To: David Howells <dhowells@redhat.com>
Cc: rusty@rustcorp.com.au, mmarek@suse.cz, mjg59@srcf.ucam.org,
        keyrings@linux-nfs.org, dmitry.kasatkin@gmail.com,
        linux-kernel@vger.kernel.org, seth.forshee@canonical.com,
        linux-security-module@vger.kernel.org, dwmw2@infradead.org
Subject: Re: sign-file and detached PKCS#7 firmware signatures
Message-ID: <20150519161902.GC23057@wotan.suse.de>
References: <20150518231304.GZ23057@wotan.suse.de>
 <20150515123610.16723.61913.stgit@warthog.procyon.org.uk>
 <20150515123513.16723.96340.stgit@warthog.procyon.org.uk>
 <21177.1431716875@warthog.procyon.org.uk>
 <8931.1432027524@warthog.procyon.org.uk>
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On Tue, May 19, 2015 at 10:25:24AM +0100, David Howells wrote:
> Luis R. Rodriguez <mcgrof@suse.com> wrote:
> 
> > There's a missing -binary argument here, other than that this works fine.
> 
> Good point.
> 
> > > 		 >$PKCS7_MESSAGE_FILE_IN_DER_FORM
> > 
> > I however cannot figure out how to use openssl to verify this signature.
> 
> Something like:
> 
> 	openssl smime -verify \
> 		-in $PKCS7_MESSAGE_FILE_IN_DER_FORM \
> 		-inform DER \
> 		-content $FIRMWARE_BLOB_NAME \
> 		-inkey $PRIVATE_KEY_FILE_IN_PEM_FORM \
> 		-signer $X509_CERT_FILE_IN_PEM_FORM
> 
> I would guess.

I tried a few things and no luck with that.

  Luis
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