Re: Valid XML and Schema Normative?

At 00/07/05 16:12 -0400, Joseph M. Reagle Jr. wrote:
>Consequently, if a Signature application encountered a Signature with
>external content (even if namespace qualified) in SignedInfo, that Signature
>should be invalid. It would only know it is invalid if it had the
>DTD/Schema, consequently, a schema validating parser is REQUIRED. Right?

Couldn't you just use a well-formed parser, and throw an error
if you see an element or attribute that's not allowed?

Regards,   Martin.