Classic ASP
Classic ASP
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 Classic ASP Downloads
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<%
success = 0
' 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 = 1
set xmlToSign = Server.CreateObject("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",1,"Format","urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress")
success = xmlToSign.UpdateAttrAt("samlp:NameIDPolicy",1,"AllowCreate","true")
success = xmlToSign.UpdateAttrAt("samlp:RequestedAuthnContext",1,"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
set gen = Server.CreateObject("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)
set cert = Server.CreateObject("Chilkat.Cert")
success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123")
If (success <> 1) Then
Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>"
Response.End
End If
success = gen.SetX509Cert(cert,1)
gen.KeyInfoType = "X509Data"
gen.X509Type = "Certificate"
' Load XML to be signed...
set sbXml = Server.CreateObject("Chilkat.StringBuilder")
success = xmlToSign.GetXmlSb(sbXml)
gen.Behaviors = "IndentedSignature,ForceAddEnvelopedSignatureTransform"
' Sign the XML...
success = gen.CreateXmlDSigSb(sbXml)
If (success <> 1) Then
Response.Write "<pre>" & Server.HTMLEncode( gen.LastErrorText) & "</pre>"
Response.End
End If
' Save the signed XMl to a file.
success = sbXml.WriteFile("qa_output/signedXml.xml","utf-8",0)
' A sample of the signed XML is shown below..
Response.Write "<pre>" & Server.HTMLEncode( sbXml.GetAsString()) & "</pre>"
' ----------------------------------------
' Verify the signature we just produced...
set verifier = Server.CreateObject("Chilkat.XmlDSig")
success = verifier.LoadSignatureSb(sbXml)
If (success <> 1) Then
Response.Write "<pre>" & Server.HTMLEncode( verifier.LastErrorText) & "</pre>"
Response.End
End If
verified = verifier.VerifySignature(1)
If (verified <> 1) Then
Response.Write "<pre>" & Server.HTMLEncode( verifier.LastErrorText) & "</pre>"
Response.End
End If
Response.Write "<pre>" & Server.HTMLEncode( "This signature was successfully verified.") & "</pre>"
' -----------------------------------------
' 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>
'
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