Wie kann ich in .Net C# eine in Java erstellte SAML-Signatur validieren? Hier ist die SAML-Signatur, die ich von Java erhalten:Validierung der Java-SAML-Signatur aus C#
<ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
<ds:SignedInfo>
<ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
</ds:CanonicalizationMethod>
<ds:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1">
</ds:SignatureMethod>
<ds:Reference URI="#_e8bcba9d1c76d128938bddd5ae8c68e1">
<ds:Transforms>
<ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature">
</ds:Transform>
<ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
<ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="code ds kind rw saml samlp typens #default xsd xsi">
</ec:InclusiveNamespaces>
</ds:Transform>
</ds:Transforms>
<ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1">
</ds:DigestMethod>
<ds:DigestValue>zEL7mB0Wkl+LtjMViO1imbucXiE=</ds:DigestValue>
</ds:Reference>
</ds:SignedInfo>
<ds:SignatureValue>
jpIX3WbX9SCFnqrpDyLj4TeJN5DGIvlEH+o/mb9M01VGdgFRLtfHqIm16BloApUPg2dDafmc9DwL
Pyvs3TJ/hi0Q8f0ucaKdIuw+gBGxWFMcj/U68ZuLiv7U+Qe7i4ZA33rWPorkE82yfMacGf6ropPt
v73mC0bpBP1ubo5qbM4=
</ds:SignatureValue>
<ds:KeyInfo>
<ds:X509Data>
<ds:X509Certificate>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</ds:X509Certificate>
</ds:X509Data>
</ds:KeyInfo>
</ds:Signature>
Ich weiß, SAML zu analysieren, ich brauche die Unterschrift zu bestätigen. Ich versuchte dies:
public bool VerifySignature()
{
X509Certificate2 certificate = null;
XmlDocument doc = new XmlDocument();
XmlElement xmlAssertionElement = this.GetXml(doc);
doc.AppendChild(xmlAssertionElement);
// Create a new SignedXml object and pass it
// the XML document class.
SamlSignedXml signedXml = new SamlSignedXml(xmlAssertionElement);
// Get signature
XmlElement xmlSignature = this.Signature;
if (xmlSignature == null)
{
return false;
}
// Load the signature node.
signedXml.LoadXml(xmlSignature);
// Get the certificate used to sign the assertion if information about this
// certificate is available in the signature of the assertion.
foreach (KeyInfoClause clause in signedXml.KeyInfo)
{
if (clause is KeyInfoX509Data)
{
if (((KeyInfoX509Data)clause).Certificates.Count > 0)
{
certificate = (X509Certificate2)((KeyInfoX509Data)clause).Certificates[0];
}
}
}
if (certificate == null)
{
return false;
}
return signedXml.CheckSignature(certificate, true);
}
Es die Unterzeichnung eines SAML unterzeichnet in .Net validiert, aber nicht von dieser Java ein.
Danke, Adrya, diese "PreserveWhitespace" Lösung löste mein Problem auch. Der Artikel, den ich verwendet habe, der von Ihrem Link verlinkt wurde, war: http://msdn.microsoft.com/en-us/library/ms229950.aspx –