XAdES Support and the Revised OPC [formerly "DR 11-0030: Proposal"]

[MURATA Makoto]

2016-05-05 4:02 GMT+09:00 Rex Jaeschke <rex at rexjaeschke.com>:

> Hi there Murata-san,
>
>
>
> Below, you wrote, “We are committed to the introduction of XAdES EN
> into the OPC revision.”
>
>
>
> I’m asking for clarification of this statement, so it is not
> misunderstood. At a glance, it seems to be making a broader claim that I
> thought WG4 had agreed to.
>
>
>
> From the Barcelona meeting minutes: “On Tuesday, in WG4 discussions:
> There was consensus that we should produce an informative annex describing
> a profile for XAdES appropriate for use with OPC, and allow for both DigSig
> 1.0 and 1.1 in the text.”
>
>
>
> When this was agreed to, it was my understanding that there would **not**
> be any mandatory normative text re XAdES in the new OPC spec. Instead, the
> informative profile would give directions as to how an implementation could
> support XAdES, if it chose to do so. Specifically, a conforming
> implementation of the next edition of 29500-2 need **not** provide any
> support for XAdES at all.
>

Sure.  An OPC package with XML digital signatures does not have to
use XAdES.  But to allow the use of XAdES EN, we have to allow the
use of XML DSig 1.1 in OPC.   In other words, if the revised OPC spec
use XML DSig 1.0 rather than DSig 1.1, I think that the use of XAdES
EN will be prohibited.

Regards,
Makoto

>
>
> Rex
>
>
>
>
>
>
>
> *From:* eb2mmrt at gmail.com [mailto:eb2mmrt at gmail.com] *On Behalf Of *MURATA
> Makoto
> *Sent:* Saturday, April 30, 2016 10:41 AM
> *To:* SC34 <e-SC34-WG4 at ecma-international.org>
> *Subject:* DR 11-0030: Proposal
>
>
>
> *DR 11-0030* - OPC:  Obsolete version of W3C XML Digital Signature 1.0
>
>
> https://skydrive.live.com/view.aspx/Public%20Documents/2011/DR-11-0030.docx?cid=c8ba0861dc5e4adc&sc=documents
>
>
>
> This DR requests a change in the normative reference of Part 2 §3 from
> XMLDSig 1.0 (http://www.w3.org/TR/2002/REC-xmldsig-core-20020212/) to
> XMLDSig 1.1 (http://www.w3.org/TR/xmldsig-core1/).
>
>
>
> We are committed to the introduction of XAdES EN into
>
> the OPC revision.  XAdES EN uses XML DSig 1.1
>
> rather than 1.0.  I thus believe that we cannot stick
>
> to DSig 1.0.
>
>
>
> Regards,
> Makoto
>



-- 

Praying for the victims of the Japan Tohoku earthquake

Makoto
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