Hi,
Thanks for answer.
I use c++ librairy.
I just want to know how create a signature node in a xml file ?
Nanis.
edward.thompson wrote:
>
> I don't understand your question. If you are signing an XML file, you
> have to create the signature node first:
>
> public static Element signAssertion(Element assertion, Map cred)
> throws Exception {
> Document doc = assertion.getOwnerDocument();
> // somehow the ID attribute is not yet really in the doc
> // so we regsiter the id of interest so the Resolver
> called by sign can
> // find it
> String assertionId =
> assertion.getAttributeNode("ID").toString()
> .substring(4, 37);
> IdResolver.registerElementById(assertion, assertionId);
>
> XMLSignature sig = new XMLSignature(doc, "",
> XMLSignature.ALGO_ID_SIGNATURE_RSA_SHA1,
> Canonicalizer.ALGO_ID_C14N_EXCL_OMIT_COMMENTS);
> assertion.insertBefore(sig.getElement(),
> assertion.getFirstChild());
>
> // create the transforms object for the Document/Reference
> Transforms transforms = new Transforms(doc);
>
> // First we have to strip away the signature element (it's
> not part of
> // the signature calculations). The enveloped transform
> can be used.
> transforms.addTransform(Transforms.TRANSFORM_ENVELOPED_SIGNATURE);
> // Part of the signature element needs to be
> canonicalized. It is a kind
> // of normalizing algorithm for XML. For more information
> please take a
> // look at the W3C XML Digital Signature webpage.
> InclusiveNamespaces incNS = new InclusiveNamespaces(doc,
> "ds saml xenc xs");
>
> transforms.addTransform(Transforms.TRANSFORM_C14N_EXCL_OMIT_COMMENTS,
> incNS.getElement());
>
> // Add the above Document/Reference
> sig.addDocument("#" + assertionId, transforms,
> Constants.ALGO_ID_DIGEST_SHA1);
>
> Key privKey = (Key) cred.get("privateKey");
> sig.sign(privKey);
>
> return assertion;
> }
>
> Notice that sig.addDocument is called before the sign()
>
> Not sure if this helps...
>
> Ed
>
>
>
>
> Anais <[EMAIL PROTECTED]>
> 08/11/2008 10:26 AM
> Please respond to
> security-dev@xml.apache.org
>
>
> To
> security-dev@xml.apache.org
> cc
>
> Subject
> how sign an xml file ?
>
>
>
>
>
>
>
> Hi,
>
> I'm a newbie in xml signature. I have look at the example : templatesign
> in
> order to sign a xml file with a key in a PEM file but i have the error :
> could not find <signature> node
> I don't undestand why a <signature> node is requiered because my first
> file
> can't have this node.
> In the future i would like to make multiple signature and sign pdf files.
>
> Thanks
> --
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> Sent from the Apache XML - Security - Dev mailing list archive at
> Nabble.com.
>
>
>
>
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