W3C home > Mailing lists > Public > xml-encryption@w3.org > November 2002

Re: Encrypting "enitre XML document"

From: Pae Choi <paechoi@earthlink.net>
Date: Thu, 21 Nov 2002 03:11:49 -0800
Message-ID: <005101c2914e$cb051620$0b01a8c0@dev1>
To: "Donald Eastlake 3rd" <dee3@torque.pothole.com>
Cc: <xml-encryption@w3.org>

Thanks. If there is a statement expressed like your response
in the spec., it could help the spec. readers, at least me.

When did the spec authors start to write the spec for ownselves,
and not for the readers?


Pae


> I guess it depends a bit on what you want to do. If you think of the XML
> as just characters, you obviously encrypt it all. If you want to encrypt
> it as XML, you might be canonicalizing it anyway which will eliminate
> the XMK declaration.
>
> Donald
>
> On Wed, 20 Nov 2002, Pae Choi wrote:
>
> > Date: Wed, 20 Nov 2002 00:16:44 -0800
> > From: Pae Choi <paechoi@earthlink.net>
> > To: xml-encryption@w3.org
> > Subject: Encrypting "enitre XML document"
> > Resent-Date: Wed, 20 Nov 2002 00:19:18 -0500 (EST)
> > Resent-From: xml-encryption@w3.org
> >
> >
> > Under the section,  "1. Instroduction", in the [1]XML Encryption, it
> > stated as follwos:
> >
> >
> >     1 Introduction
> >
> >     <snip/>
> >     When encrypting arbitrary data (including entire XML documents), the
> >     EncryptedData element may become the root of a new XML document or
> >     become a child element in an application-chosen XML document.
> >
> >
> > I  have a question in encrypting the "entire XML document." Say we
> > have an XML document as follows:
> >
> > <?xml version="1.0" encoding="UTF-8"?>
> > <PatientInfo>
> >     <Patient>
> >     </Patient>
> > </PatientInfo>
> >
> > Should we encrypt the entire document literally beginning from the
> > XMLDecl, "<?xml version="1.0" encoding="UTF-8"?>", or exclude that.
> >
> > Regards,
> >
> >
> > Pae
> >
> >
> > [1] http://www.w3.org/TR/xmlenc-core/
> >
> >
>
> --
> ======================================================================
>  Donald E. Eastlake 3rd                       dee3@torque.pothole.com
>  155 Beaver Street              +1-508-634-2066(h) +1-508-851-8280(w)
>  Milford, MA 01757 USA                   Donald.Eastlake@motorola.com
>
Received on Thursday, 21 November 2002 03:11:36 UTC

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