Xojo Plugin
Xojo Plugin
Create AuthNRequest with embedded signature (HTTP-POST binding)
See more XML Digital Signatures Examples
Demonstrates how to create a SAML AuthNRequest with embedded signature (HTTP-POST binding).Chilkat Xojo Plugin Downloads
Dim success As Boolean
success = False
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// This example will sign the following SAML AuthNRequest:
// <samlp:AuthnRequest
// xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol"
// xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
// ID="pfx41d8ef22-e612-8c50-9960-1b16f15741b3"
// Version="2.0" ProviderName="SP test" IssueInstant="2014-07-16T23:52:45Z"
// Destination="http://idp.example.com/SSOService.php"
// ProtocolBinding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST"
// AssertionConsumerServiceURL="http://sp.example.com/demo1/index.php?acs">
// <saml:Issuer>http://sp.example.com/demo1/metadata.php</saml:Issuer>
// <samlp:NameIDPolicy Format="urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress" AllowCreate="true"/>
// <samlp:RequestedAuthnContext Comparison="exact">
// <saml:AuthnContextClassRef>urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport</saml:AuthnContextClassRef>
// </samlp:RequestedAuthnContext>
// </samlp:AuthnRequest>
// First we build the XML to be signed.
//
// Use this online tool to generate the code from sample XML:
// Generate Code to Create XML
success = True
Dim xmlToSign As New Chilkat.Xml
xmlToSign.Tag = "samlp:AuthnRequest"
success = xmlToSign.AddAttribute("xmlns:samlp","urn:oasis:names:tc:SAML:2.0:protocol")
success = xmlToSign.AddAttribute("xmlns:saml","urn:oasis:names:tc:SAML:2.0:assertion")
success = xmlToSign.AddAttribute("ID","pfx41d8ef22-e612-8c50-9960-1b16f15741b3")
success = xmlToSign.AddAttribute("Version","2.0")
success = xmlToSign.AddAttribute("ProviderName","SP test")
success = xmlToSign.AddAttribute("IssueInstant","2014-07-16T23:52:45Z")
success = xmlToSign.AddAttribute("Destination","http://idp.example.com/SSOService.php")
success = xmlToSign.AddAttribute("ProtocolBinding","urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST")
success = xmlToSign.AddAttribute("AssertionConsumerServiceURL","http://sp.example.com/demo1/index.php?acs")
xmlToSign.UpdateChildContent "saml:Issuer","http://sp.example.com/demo1/metadata.php"
success = xmlToSign.UpdateAttrAt("samlp:NameIDPolicy",True,"Format","urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress")
success = xmlToSign.UpdateAttrAt("samlp:NameIDPolicy",True,"AllowCreate","true")
success = xmlToSign.UpdateAttrAt("samlp:RequestedAuthnContext",True,"Comparison","exact")
xmlToSign.UpdateChildContent "samlp:RequestedAuthnContext|saml:AuthnContextClassRef","urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport"
// Also see the online tool to generate the code from sample already-signed XML:
// Generate XML Signature Creation Code from an Already-Signed XML Sample
Dim gen As New Chilkat.XmlDSigGen
gen.SigLocation = "samlp:AuthnRequest"
gen.SigNamespacePrefix = "ds"
gen.SigNamespaceUri = "http://www.w3.org/2000/09/xmldsig#"
gen.SignedInfoCanonAlg = "EXCL_C14N"
gen.SignedInfoDigestMethod = "sha1"
// -------- Reference 1 --------
success = gen.AddSameDocRef("pfx41d8ef22-e612-8c50-9960-1b16f15741b3","sha1","EXCL_C14N","","")
// Provide a certificate + private key. (PFX password is test123)
Dim cert As New Chilkat.Cert
success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123")
If (success <> True) Then
System.DebugLog(cert.LastErrorText)
Return
End If
success = gen.SetX509Cert(cert,True)
gen.KeyInfoType = "X509Data"
gen.X509Type = "Certificate"
// Load XML to be signed...
Dim sbXml As New Chilkat.StringBuilder
success = xmlToSign.GetXmlSb(sbXml)
gen.Behaviors = "IndentedSignature,ForceAddEnvelopedSignatureTransform"
// Sign the XML...
success = gen.CreateXmlDSigSb(sbXml)
If (success <> True) Then
System.DebugLog(gen.LastErrorText)
Return
End If
// Save the signed XMl to a file.
success = sbXml.WriteFile("qa_output/signedXml.xml","utf-8",False)
// A sample of the signed XML is shown below..
System.DebugLog(sbXml.GetAsString())
// ----------------------------------------
// Verify the signature we just produced...
Dim verifier As New Chilkat.XmlDSig
success = verifier.LoadSignatureSb(sbXml)
If (success <> True) Then
System.DebugLog(verifier.LastErrorText)
Return
End If
Dim verified As Boolean
verified = verifier.VerifySignature(True)
If (verified <> True) Then
System.DebugLog(verifier.LastErrorText)
Return
End If
System.DebugLog("This signature was successfully verified.")
// -----------------------------------------
// Sample output of AuthNRequest signed XML:
// (Line-breaks and some indenting added for readability..)
// <?xml version="1.0" encoding="utf-8"?>
// <samlp:AuthnRequest
// xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol"
// xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
// ID="pfx41d8ef22-e612-8c50-9960-1b16f15741b3"
// Version="2.0" ProviderName="SP test"
// IssueInstant="2014-07-16T23:52:45Z"
// Destination="http://idp.example.com/SSOService.php"
// ProtocolBinding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST"
// AssertionConsumerServiceURL="http://sp.example.com/demo1/index.php?acs">
// <saml:Issuer>http://sp.example.com/demo1/metadata.php</saml:Issuer>
// <samlp:NameIDPolicy Format="urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress" AllowCreate="true"/>
// <samlp:RequestedAuthnContext Comparison="exact">
// <saml:AuthnContextClassRef>urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport</saml:AuthnContextClassRef>
// </samlp:RequestedAuthnContext>
// <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:SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"/>
// <ds:Reference URI="#pfx41d8ef22-e612-8c50-9960-1b16f15741b3">
// <ds:Transforms>
// <ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
// <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
// </ds:Transforms>
// <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/>
// <ds:DigestValue>5d+/YNShy4qnvZcvik8fHHg2SWQ=</ds:DigestValue>
// </ds:Reference>
// </ds:SignedInfo>
// <ds:SignatureValue>QS16H5...U5LQ==</ds:SignatureValue>
// <ds:KeyInfo>
// <ds:X509Data>
// <ds:X509Certificate>MIIF...tjlF4=</ds:X509Certificate>
// </ds:X509Data>
// </ds:KeyInfo>
// </ds:Signature>
// </samlp:AuthnRequest>
//