Delphi DLL
Delphi DLL
Sign SOAP XML using a wsse:SecurityTokenReference
See more XML Digital Signatures Examples
This example signs SOAP XML such that the KeyInfo in the XML Signature is a wsse:SecurityTokenReference to the X.509 certificate embedded elsewhere in the SOAP XML.Chilkat Delphi DLL Downloads
uses
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Pfx, XmlDSigGen, StringBuilder, BinData, Cert, Http, Xml;
...
procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
sbXml: HCkStringBuilder;
http: HCkHttp;
pfxData: HCkBinData;
pfx: HCkPfx;
password: PWideChar;
cert: HCkCert;
bdCert: HCkBinData;
numReplaced: Integer;
refXml: HCkXml;
gen: HCkXmlDSigGen;
begin
success := False;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// To begin, we'll need a PFX containing a certificate and private key, and the SOAP XML to be signed.
// Chilkat provides sample data at chilkatsoft.com and chilkatdownload.com, and our first step is to download.
// -------------------------------------------------------------------------
// Step 1: Get the SOAP XML template to be signed.
//
sbXml := CkStringBuilder_Create();
http := CkHttp_Create();
success := CkHttp_QuickGetSb(http,'https://www.chilkatsoft.com/exampleData/wssSoapTemplate.xml',sbXml);
if (success = False) then
begin
Memo1.Lines.Add(CkHttp__lastErrorText(http));
Exit;
end;
// The SOAP XML template contains this:
// <?xml version="1.0" encoding="UTF8"?>
// <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
// <SOAP-ENV:Header>
// <wsse:Security xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
// xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"
// xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"
// xmlns:xenc="http://www.w3.org/2001/04/xmlenc#" SOAP-ENV:mustUnderstand="1">
// <wsse:BinarySecurityToken
// EncodingType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary"
// ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509"
// wsu:Id="x509cert00">BASE64_CERT</wsse:BinarySecurityToken>
// </wsse:Security>
// </SOAP-ENV:Header>
// <SOAP-ENV:Body xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" wsu:Id="TheBody">
// <getVersion xmlns="http://msgsec.wssecfvt.ws.ibm.com"/>
// </SOAP-ENV:Body>
// </SOAP-ENV:Envelope>
//
// -------------------------------------------------------------------------
// Step 2: Get the test certificate and private key stored in a .pfx
//
pfxData := CkBinData_Create();
success := CkHttp_QuickGetBd(http,'http://chilkatdownload.com/example_data/testcertificate.pfx',pfxData);
if (success = False) then
begin
Memo1.Lines.Add(CkHttp__lastErrorText(http));
Exit;
end;
pfx := CkPfx_Create();
password := 'test';
success := CkPfx_LoadPfxEncoded(pfx,CkBinData__getEncoded(pfxData,'base64'),'base64',password);
if (success = False) then
begin
Memo1.Lines.Add(CkPfx__lastErrorText(pfx));
Exit;
end;
// -------------------------------------------------------------------------
// Step 3: Get the certificate from the PFX.
//
cert := CkCert_Create();
success := CkPfx_CertAt(pfx,0,cert);
if (success = False) then
begin
Memo1.Lines.Add(CkPfx__lastErrorText(pfx));
Exit;
end;
// -------------------------------------------------------------------------
// Step 4: Replace "BASE64_CERT" with the actual base64 encoded certificate.
//
bdCert := CkBinData_Create();
CkCert_ExportCertDerBd(cert,bdCert);
numReplaced := CkStringBuilder_Replace(sbXml,'BASE64_CERT',CkBinData__getEncoded(bdCert,'base64'));
// -------------------------------------------------------------------------
// Step 5: Build the wsse:SecurityTokenReference XML.
// This will be the CustomKeyInfoXml (see below).
//
refXml := CkXml_Create();
CkXml_putTag(refXml,'wsse:SecurityTokenReference');
CkXml_UpdateAttrAt(refXml,'wsse:Reference',True,'URI','#x509cert00');
CkXml_UpdateAttrAt(refXml,'wsse:Reference',True,'ValueType','http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509');
// The above lines of code builds the following XML:
// <wsse:SecurityTokenReference>
// <wsse:Reference URI="#x509cert00" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509" />
// </wsse:SecurityTokenReference>
//
CkXml_putEmitXmlDecl(refXml,False);
Memo1.Lines.Add(CkXml__getXml(refXml));
// -------------------------------------------------------------------------
// Step 6: Setup the XML Digital Signature Generator and add the XML Signature.
//
gen := CkXmlDSigGen_Create();
CkXmlDSigGen_putSigLocation(gen,'SOAP-ENV:Envelope|SOAP-ENV:Header|wsse:Security');
CkXmlDSigGen_putSignedInfoPrefixList(gen,'wsse SOAP-ENV');
CkXmlDSigGen_AddSameDocRef(gen,'TheBody','sha1','EXCL_C14N','','');
CkXmlDSigGen_putKeyInfoType(gen,'Custom');
CkXml_putEmitCompact(refXml,True);
CkXmlDSigGen_putCustomKeyInfoXml(gen,CkXml__getXml(refXml));
CkXmlDSigGen_SetX509Cert(gen,cert,True);
success := CkXmlDSigGen_CreateXmlDSigSb(gen,sbXml);
if (success = False) then
begin
Memo1.Lines.Add(CkXmlDSigGen__lastErrorText(gen));
Exit;
end;
// Examine the signed XML
Memo1.Lines.Add(CkStringBuilder__getAsString(sbXml));
// Pretty-printed, the XML signature looks as shown here:
// (The exact XML signature is shown below. Pretty-printing invalidates the XML signature.)
// <?xml version="1.0" encoding="UTF8" ?>
// <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
// <SOAP-ENV:Header>
// <wsse:Security xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" xmlns:xenc="http://www.w3.org/2001/04/xmlenc#" SOAP-ENV:mustUnderstand="1">
// <wsse:BinarySecurityToken EncodingType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509" wsu:Id="x509cert00">MIID...</wsse:BinarySecurityToken>
// <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#">
// <InclusiveNamespaces xmlns="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="wsse SOAP-ENV" />
// </ds:CanonicalizationMethod>
// <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256" />
// <ds:Reference URI="#TheBody">
// <ds:Transforms>
// <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>VhsSnaEAFsY0OYegKQh99v9csXg=</ds:DigestValue>
// </ds:Reference>
// </ds:SignedInfo>
// <ds:SignatureValue>Ynp3H4rtzpXIh4TaVxkpEkS1bMCCu672aeCzUOzheNNfnpmLsCZz3+zQjMBbchPggCayC5ihpEdhRe3XvPXjPXXAgxDP4mic091QPmjHlmUcu8yqRKfxnPtD35nqaxDtCYw+jGIzj+ch094vA4RPCfY8JQnb1mpy1ZjjsMW8741CIh1epbsd/0bZt6tfINUQ37seg07yvLbCJZ/Zf+h8FlFryQk6lHTTeZl/GfQ9NlDBcShby3x8Hc1KwW++zFqEA7G783R9AYPYn3fWTOBhYk5gkgFc+HaPRLR/L0Bp7ZPbmOR/iZQ+HK4W672tTdN/R2GdN7/deV7QTp2DYK1Z8w==</ds:SignatureValue>
// <ds:KeyInfo>
// <wsse:SecurityTokenReference>
// <wsse:Reference URI="#x509cert00" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509" />
// </wsse:SecurityTokenReference>
// </ds:KeyInfo>
// </ds:Signature>
// </wsse:Security>
// </SOAP-ENV:Header>
// <SOAP-ENV:Body xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" wsu:Id="TheBody">
// <getVersion xmlns="http://msgsec.wssecfvt.ws.ibm.com" />
// </SOAP-ENV:Body>
// </SOAP-ENV:Envelope>
//
// --------------------------------------------------------------------------------------------
// This is the XML signature, which is also available at https://www.chilkatsoft.com/exampleData/signedSoapBinarySecurityToken.xml
//
// <?xml version="1.0" encoding="UTF8"?>
// <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
// <SOAP-ENV:Header>
// <wsse:Security xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
// xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"
// xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"
// xmlns:xenc="http://www.w3.org/2001/04/xmlenc#" SOAP-ENV:mustUnderstand="1">
// <wsse:BinarySecurityToken
// EncodingType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary"
// ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509"
// wsu:Id="x509cert00">MIIDg...</wsse:BinarySecurityToken>
// <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#"><InclusiveNamespaces xmlns="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="wsse SOAP-ENV"/></ds:CanonicalizationMethod><ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/><ds:Reference URI="#TheBody"><ds:Transforms><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>VhsSnaEAFsY0OYegKQh99v9csXg=</ds:DigestValue></ds:Reference></ds:SignedInfo><ds:SignatureValue>Ynp3H4rtzpXIh4TaVxkpEkS1bMCCu672aeCzUOzheNNfnpmLsCZz3+zQjMBbchPggCayC5ihpEdhRe3XvPXjPXXAgxDP4mic091QPmjHlmUcu8yqRKfxnPtD35nqaxDtCYw+jGIzj+ch094vA4RPCfY8JQnb1mpy1ZjjsMW8741CIh1epbsd/0bZt6tfINUQ37seg07yvLbCJZ/Zf+h8FlFryQk6lHTTeZl/GfQ9NlDBcShby3x8Hc1KwW++zFqEA7G783R9AYPYn3fWTOBhYk5gkgFc+HaPRLR/L0Bp7ZPbmOR/iZQ+HK4W672tTdN/R2GdN7/deV7QTp2DYK1Z8w==</ds:SignatureValue><ds:KeyInfo><wsse:SecurityTokenReference><wsse:Reference URI="#x509cert00" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509" /></wsse:SecurityTokenReference></ds:KeyInfo></ds:Signature></wsse:Security>
// </SOAP-ENV:Header>
// <SOAP-ENV:Body xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" wsu:Id="TheBody">
// <getVersion xmlns="http://msgsec.wssecfvt.ws.ibm.com"/>
// </SOAP-ENV:Body>
// </SOAP-ENV:Envelope>
//
CkStringBuilder_Dispose(sbXml);
CkHttp_Dispose(http);
CkBinData_Dispose(pfxData);
CkPfx_Dispose(pfx);
CkCert_Dispose(cert);
CkBinData_Dispose(bdCert);
CkXml_Dispose(refXml);
CkXmlDSigGen_Dispose(gen);
end;