Present Design Overview

<Signature>
  <SignedInfo>
    (CanonicalizationMethod)
    (SignatureMethod)
    (ObjectReference)+
  </SignedInfo>
  (SignatureValue)
  (KeyInfo)?
  (Object)*
</Signature>

• SignedInfo is the stuff that is signed.
• ObjectReferences identify the resources that the have content being signed (via a DigestValue)
• Other KeyInfo and Objects may be included within the Signature element.