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Java Requires Chilkat v11.0.0+

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.

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Chilkat2 Java
import com.chilkatsoft.chilkat2.BinData;
import com.chilkatsoft.chilkat2.Cert;
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Http;
import com.chilkatsoft.chilkat2.Pfx;
import com.chilkatsoft.chilkat2.StringBuilder;
import com.chilkatsoft.chilkat2.Xml;
import com.chilkatsoft.chilkat2.XmlDSigGen;

public class ChilkatExample {

    public static void main(String[] args) {
        // 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.
        //
        StringBuilder sbXml = new StringBuilder();

        Http http = new Http();
        try {
            http.quickGetSb("https://www.chilkatsoft.com/exampleData/wssSoapTemplate.xml", sbXml);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // 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
        //
        BinData pfxData = new BinData();
        try {
            http.quickGetBd("http://chilkatdownload.com/example_data/testcertificate.pfx", pfxData);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        Pfx pfx = new Pfx();
        String password = "test";
        try {
            pfx.loadPfxEncoded(pfxData.getEncoded("base64"), "base64", password);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // -------------------------------------------------------------------------
        // Step 3: Get the certificate from the PFX.
        //
        Cert cert = new Cert();
        try {
            pfx.certAt(0, cert);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // -------------------------------------------------------------------------
        // Step 4: Replace "BASE64_CERT" with the actual base64 encoded certificate.
        //
        BinData bdCert = new BinData();
        cert.exportCertDerBd(bdCert);

        int numReplaced = sbXml.replace("BASE64_CERT", bdCert.getEncoded("base64"));

        // -------------------------------------------------------------------------
        // Step 5: Build the wsse:SecurityTokenReference XML.
        // This will be the CustomKeyInfoXml (see below).
        //
        Xml refXml = new Xml();
        refXml.setTag("wsse:SecurityTokenReference");
        refXml.updateAttrAt("wsse:Reference", true, "URI", "#x509cert00");
        refXml.updateAttrAt("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>
        //
        refXml.setEmitXmlDecl(false);
        System.out.println(refXml.getXml());

        // -------------------------------------------------------------------------
        // Step 6: Setup the XML Digital Signature Generator and add the XML Signature.
        //
        XmlDSigGen gen = new XmlDSigGen();
        gen.setSigLocation("SOAP-ENV:Envelope|SOAP-ENV:Header|wsse:Security");
        gen.setSignedInfoPrefixList("wsse SOAP-ENV");
        gen.addSameDocRef("TheBody", "sha1", "EXCL_C14N", "", "");
        gen.setKeyInfoType("Custom");
        refXml.setEmitCompact(true);

        gen.setCustomKeyInfoXml(refXml.getXml());
        gen.setX509Cert(cert, true);

        try {
            gen.createXmlDSigSb(sbXml);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // Examine the signed XML
        System.out.println(sbXml.getAsString());

        // 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>
        //
    }
}