Microsoft, I think WSE (Web Service Extension) covers digital sign stuff.
I hope that might help.
>From: Farrukh Najmi <Farrukh.Najmi@Sun.COM>
>To: Roshan Mani <firstname.lastname@example.org>
>Subject: Re: [xml-dev] XML Digital Signature
>Date: Wed, 29 Jun 2005 12:15:09 -0400
>Roshan Mani wrote:
>>Has anyone on this list worked on XML and Digital Signatures? I
>>have a team
>>that's doing some work on this area using the MS XML toolkit and
>>into a wall with the way XML handles Private Key requests for
>>signature using a Crypto USB Token..
>>If anyone on this forum has some ideas on this topic, let me know
>>and I can
>>give more details on what we're doing and the exact nature of our
>>Would appreciate all the help we can get on this!
>It seems I live and breath XML Digital Signatures these days in my
>work on freebXML Registry open source project :-) :
>However, all that I do is within the Java Platform and specifically
>J2EE and Java Web Services.
>My experience with Java platform and XML DSIG is decidedly good.
>There is a standard Java API for XML Digital Signatures:
>The above API is now an approved JCP standard.
>It has several implementations but they should all be the same API.
>I used the one from JWSDP 1.6:
>which is a free download.
>I also used the XML Web Services Security (XWSS) API provided in
>JWSDP 1.6 which provided
>me with out of box support for OASIS Web Services Security standard:
>and the XWSS implementation has been through numerous interop tests
>and I believe also supports
>WS-I Basic Security Profile 1.0.
>And I never hit a brick wall any where.
>So, if you want a totally standards based approach to developing XML
>Digital Signature based apps
>then you may want to consider switching to Java platform.
>I would be glad to share experience if you are open to Java
>HTH. Best of luck in your implementation.
>Coming to Java ONE 2005? If so check out Sun's Service Registry at
>Booth #802 in the Java ONE Pavillion.
>Sun's Service Registry Web Site:
><< farrukh.najmi.vcf >>
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