Re: sign-file and detached PKCS#7 firmware signatures

[David Howells]

Luis R. Rodriguez <mcgrof@xxxxxxxx> 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.

David
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