(SQL Server) Sign with BinarySecurityToken

Demonstrates creating an XML signature using a BinarySecurityToken.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @success int

    -- -------------------------------------------------------------------------
    -- Load a cert + private key from a PFX.
    DECLARE @cert int
    -- Use "Chilkat_9_5_0.Cert" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Cert', @cert OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @cert, 'LoadPfxFile', @success OUT, 'qa_data/pfx/cert_test123.pfx', 'test123'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @cert, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @cert
        RETURN
      END

    -- -------------------------------------------------------------------------
    -- Create the XML that is to be signed.
    -- 
    -- The XML we're creating can be found at Sample Pre-Signed XML with BinarySecurityToken
    -- The online tool at http://tools.chilkat.io/xmlCreate.cshtml can be used to generate the following XML creation code.
    -- 

    DECLARE @xml int
    -- Use "Chilkat_9_5_0.Xml" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Xml', @xml OUT

    EXEC sp_OASetProperty @xml, 'Tag', 'S:Envelope'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:S', 'http://www.w3.org/2003/05/soap-envelope'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:wsse11', 'http://docs.oasis-open.org/wss/oasis-wss-wssecurity-secext-1.1.xsd'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:wsse', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:wsu', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:xs', 'http://www.w3.org/2001/XMLSchema'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:ds', 'http://www.w3.org/2000/09/xmldsig#'
    EXEC sp_OAMethod @xml, 'AddAttribute', @success OUT, 'xmlns:exc14n', 'http://www.w3.org/2001/10/xml-exc-c14n#'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|To', 1, 'xmlns', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|To', 1, 'wsu:Id', '_5002'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|To', 'https://XXXXXXXXX'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|Action', 1, 'xmlns', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|Action', 1, 'xmlns:S', 'http://www.w3.org/2003/05/soap-envelope'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|Action', 1, 'S:mustUnderstand', 'true'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|Action', 'http://docs.oasis-open.org/ws-sx/ws-trust/200512/RST/Issue'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|ReplyTo', 1, 'xmlns', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|ReplyTo|Address', 'http://www.w3.org/2005/08/addressing/anonymous'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|FaultTo', 1, 'xmlns', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|FaultTo|Address', 'http://www.w3.org/2005/08/addressing/anonymous'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|MessageID', 1, 'xmlns', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|MessageID', 'uuid:e9033251-4ff0-4618-8baf-4952ab5fd207'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security', 1, 'S:mustUnderstand', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsu:Timestamp', 1, 'xmlns:ns17', 'http://docs.oasis-open.org/ws-sx/ws-secureconversation/200512'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsu:Timestamp', 1, 'xmlns:ns16', 'http://schemas.xmlsoap.org/soap/envelope/'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsu:Timestamp', 1, 'wsu:Id', '_1'

    -- Get the current date/time in timestamp format, such as "2018-05-23T02:38:27Z"
    DECLARE @dt int
    -- Use "Chilkat_9_5_0.CkDateTime" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.CkDateTime', @dt OUT

    EXEC sp_OAMethod @dt, 'SetFromCurrentSystemTime', @success OUT
    EXEC sp_OAMethod @dt, 'GetAsTimestamp', @sTmp0 OUT, 0
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|wsse:Security|wsu:Timestamp|wsu:Created', @sTmp0
    -- Add 5 minutes.
    EXEC sp_OAMethod @dt, 'AddSeconds', @success OUT, 300
    EXEC sp_OAMethod @dt, 'GetAsTimestamp', @sTmp0 OUT, 0
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|wsse:Security|wsu:Timestamp|wsu:Expires', @sTmp0

    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsse:BinarySecurityToken', 1, 'xmlns:ns17', 'http://docs.oasis-open.org/ws-sx/ws-secureconversation/200512'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsse:BinarySecurityToken', 1, 'xmlns:ns16', 'http://schemas.xmlsoap.org/soap/envelope/'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsse:BinarySecurityToken', 1, 'ValueType', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsse:BinarySecurityToken', 1, 'EncodingType', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Header|wsse:Security|wsse:BinarySecurityToken', 1, 'wsu:Id', 'uuid_43470044-78b4-4b23-926a-b7f590d24cb8'

    DECLARE @bdCert int
    -- Use "Chilkat_9_5_0.BinData" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.BinData', @bdCert OUT

    EXEC sp_OAMethod @cert, 'ExportCertDerBd', @success OUT, @bdCert

    -- Get the cert as base64 on one line.
    EXEC sp_OAMethod @bdCert, 'GetEncoded', @sTmp0 OUT, 'base64'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Header|wsse:Security|wsse:BinarySecurityToken', @sTmp0
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken', 1, 'xmlns', 'http://docs.oasis-open.org/ws-sx/ws-trust/200512'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|RequestType', 'http://docs.oasis-open.org/ws-sx/ws-trust/200512/Issue'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|wsp:AppliesTo', 1, 'xmlns:wsp', 'http://schemas.xmlsoap.org/ws/2004/09/policy'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|wsp:AppliesTo|EndpointReference:EndpointReference', 1, 'xmlns:EndpointReference', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|wsp:AppliesTo|EndpointReference:EndpointReference', 1, 'xmlns', 'http://www.w3.org/2005/08/addressing'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|wsp:AppliesTo|EndpointReference:EndpointReference|Address', 'https://XXXXXXXXX/services'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|TokenType', 'http://docs.oasis-open.org/wss/oasis-wss-saml-token-profile-1.1#SAMLV2.0'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims', 1, 'xmlns:i', 'http://schemas.xmlsoap.org/ws/2005/05/identity'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims', 1, 'Dialect', 'http://schemas.xmlsoap.org/ws/2005/05/identity'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType', 1, 'Optional', 'false'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/abn'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[1]', 1, 'Optional', 'false'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[1]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/commonname'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[2]', 1, 'Optional', 'false'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[2]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/credentialtype'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[3]', 1, 'Optional', 'false'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[3]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/samlsubjectid'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[4]', 1, 'Optional', 'false'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[4]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/fingerprint'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[5]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[5]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/sbr_personid'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[6]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[6]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/givennames'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[7]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[7]', 1, 'Uri', 'http://schemas.xmlsoap.org/ws/2005/05/identity/claims/surname'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[8]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[8]', 1, 'Uri', 'http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[9]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[9]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/credentialadministrator'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[10]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[10]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/stalecrlminutes'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[11]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[11]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/subjectdn'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[12]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[12]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/issuerdn'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[13]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[13]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/notafterdate'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[14]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[14]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/certificateserialnumber'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[15]', 1, 'Optional', 'true'
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Claims|i:ClaimType[15]', 1, 'Uri', 'http://XXXXXXXXX/2008/06/identity/claims/previoussubject'

    EXEC sp_OAMethod @dt, 'SetFromCurrentSystemTime', @success OUT
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Lifetime|wsu:Created', 1, 'xmlns:wsu', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd'
    EXEC sp_OAMethod @dt, 'GetAsTimestamp', @sTmp0 OUT, 0
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|Lifetime|wsu:Created', @sTmp0

    -- Add 40 minutes.
    EXEC sp_OAMethod @dt, 'AddSeconds', @success OUT, 2400
    EXEC sp_OAMethod @xml, 'UpdateAttrAt', @success OUT, 'S:Body|RequestSecurityToken|Lifetime|wsu:Expires', 1, 'xmlns:wsu', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd'
    EXEC sp_OAMethod @dt, 'GetAsTimestamp', @sTmp0 OUT, 0
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|Lifetime|wsu:Expires', @sTmp0

    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|KeyType', 'http://docs.oasis-open.org/ws-sx/ws-trust/200512/SymmetricKey'
    EXEC sp_OAMethod @xml, 'UpdateChildContent', NULL, 'S:Body|RequestSecurityToken|KeySize', '512'

    -- Examine the pre-signed XML
    -- println xml.GetXml();

    -- Build the custom KeyInfo XML we'll use:
    -- 
    -- 	    <wsse:SecurityTokenReference>
    -- 	        <wsse:Reference URI="#uuid_43470044-78b4-4b23-926a-b7f590d24cb8" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3" /></wsse:SecurityTokenReference>

    DECLARE @keyInfoXml int
    -- Use "Chilkat_9_5_0.Xml" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Xml', @keyInfoXml OUT

    EXEC sp_OASetProperty @keyInfoXml, 'Tag', 'wsse:SecurityTokenReference'
    EXEC sp_OAMethod @keyInfoXml, 'UpdateAttrAt', @success OUT, 'wsse:Reference', 1, 'URI', '#uuid_43470044-78b4-4b23-926a-b7f590d24cb8'
    EXEC sp_OAMethod @keyInfoXml, 'UpdateAttrAt', @success OUT, 'wsse:Reference', 1, 'ValueType', 'http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3'

    -- -------------------------------------------------------------------------
    -- Setup the XML Digital Signature Generator and add the XML Signature.
    -- 
    DECLARE @gen int
    -- Use "Chilkat_9_5_0.XmlDSigGen" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.XmlDSigGen', @gen OUT

    EXEC sp_OASetProperty @gen, 'SigLocation', 'S:Envelope|S:Header|wsse:Security'
    EXEC sp_OASetProperty @gen, 'SignedInfoPrefixList', 'wsse S'

    EXEC sp_OAMethod @gen, 'AddSameDocRef', @success OUT, '_1', 'sha1', 'EXCL_C14N', 'wsu wsse S', ''
    EXEC sp_OAMethod @gen, 'AddSameDocRef', @success OUT, '_5002', 'sha1', 'EXCL_C14N', 'S', ''

    EXEC sp_OASetProperty @gen, 'KeyInfoType', 'Custom'
    EXEC sp_OASetProperty @keyInfoXml, 'EmitXmlDecl', 0
    EXEC sp_OAMethod @keyInfoXml, 'GetXml', @sTmp0 OUT
    EXEC sp_OASetProperty @gen, 'CustomKeyInfoXml', @sTmp0

    -- Specify the cert for signing (which has a private key because it was loaded from a PFX)
    EXEC sp_OAMethod @gen, 'SetX509Cert', @success OUT, @cert, 1

    -- Indicated we want an indented signature for easier human reading.
    EXEC sp_OASetProperty @gen, 'Behaviors', 'IndentedSignature'

    -- Sign the XML..
    DECLARE @sbXml int
    -- Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbXml OUT

    EXEC sp_OAMethod @xml, 'GetXmlSb', @success OUT, @sbXml

    EXEC sp_OAMethod @gen, 'CreateXmlDSigSb', @success OUT, @sbXml
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @gen, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @cert
        EXEC @hr = sp_OADestroy @xml
        EXEC @hr = sp_OADestroy @dt
        EXEC @hr = sp_OADestroy @bdCert
        EXEC @hr = sp_OADestroy @keyInfoXml
        EXEC @hr = sp_OADestroy @gen
        EXEC @hr = sp_OADestroy @sbXml
        RETURN
      END

    -- Examine the signed XML
    EXEC sp_OAMethod @sbXml, 'GetAsString', @sTmp0 OUT
    PRINT @sTmp0

    -- The resulting signature (extracted from the surrounding XML) looks something like this:

    -- <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#">
    --             <ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="wsse S" />
    --         </ds:CanonicalizationMethod>
    --         <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256" />
    --         <ds:Reference URI="#_1">
    --             <ds:Transforms>
    --                 <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="wsu wsse S" />
    --                 </ds:Transform>
    --             </ds:Transforms>
    --             <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" />
    --             <ds:DigestValue>VAJMC/L/BDvml7Qv5CBMePbKDE8=</ds:DigestValue>
    --         </ds:Reference>
    --         <ds:Reference URI="#_5002">
    --             <ds:Transforms>
    --                 <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="S" />
    --                 </ds:Transform>
    --             </ds:Transforms>
    --             <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" />
    --             <ds:DigestValue>sW/QFsk6kGv1dzeu0H9Qc/2kvAQ=</ds:DigestValue>
    --         </ds:Reference>
    --     </ds:SignedInfo>
    --     <ds:SignatureValue>....</ds:SignatureValue>
    --     <ds:KeyInfo>
    --         <wsse:SecurityTokenReference>
    --             <wsse:Reference URI="#uuid_43470044-78b4-4b23-926a-b7f590d24cb8" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3" />
    --         </wsse:SecurityTokenReference>
    --     </ds:KeyInfo>
    -- </ds:Signature>
    -- 

    EXEC @hr = sp_OADestroy @cert
    EXEC @hr = sp_OADestroy @xml
    EXEC @hr = sp_OADestroy @dt
    EXEC @hr = sp_OADestroy @bdCert
    EXEC @hr = sp_OADestroy @keyInfoXml
    EXEC @hr = sp_OADestroy @gen
    EXEC @hr = sp_OADestroy @sbXml


END
GO