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Lua

Sign with BinarySecurityToken

See more XML Digital Signatures Examples

Demonstrates creating an XML signature using a BinarySecurityToken.

Chilkat Lua Downloads

Lua
local chilkat = require("chilkat")

-- This example requires the Chilkat API to have been previously unlocked.
-- See Global Unlock Sample for sample code.

-- -------------------------------------------------------------------------
-- Load a cert + private key from a PFX.
local cert = chilkat.Cert.new()
local success = cert:load_pfx_file("qa_data/pfx/cert_test123.pfx", "test123")
if not success then
    print(cert.last_error_text)
    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.
--

local xml = chilkat.Xml.new()
xml.tag = "S:Envelope"
xml:add_attribute("xmlns:S", "http://www.w3.org/2003/05/soap-envelope")
xml:add_attribute("xmlns:wsse11", "http://docs.oasis-open.org/wss/oasis-wss-wssecurity-secext-1.1.xsd")
xml:add_attribute("xmlns:wsse", "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd")
xml:add_attribute("xmlns:wsu", "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd")
xml:add_attribute("xmlns:xs", "http://www.w3.org/2001/XMLSchema")
xml:add_attribute("xmlns:ds", "http://www.w3.org/2000/09/xmldsig#")
xml:add_attribute("xmlns:exc14n", "http://www.w3.org/2001/10/xml-exc-c14n#")
xml:update_attr_at("S:Header|To", true, "xmlns", "http://www.w3.org/2005/08/addressing")
xml:update_attr_at("S:Header|To", true, "wsu:Id", "_5002")
xml:update_child_content("S:Header|To", "https://XXXXXXXXX")
xml:update_attr_at("S:Header|Action", true, "xmlns", "http://www.w3.org/2005/08/addressing")
xml:update_attr_at("S:Header|Action", true, "xmlns:S", "http://www.w3.org/2003/05/soap-envelope")
xml:update_attr_at("S:Header|Action", true, "S:mustUnderstand", "true")
xml:update_child_content("S:Header|Action", "http://docs.oasis-open.org/ws-sx/ws-trust/200512/RST/Issue")
xml:update_attr_at("S:Header|ReplyTo", true, "xmlns", "http://www.w3.org/2005/08/addressing")
xml:update_child_content("S:Header|ReplyTo|Address", "http://www.w3.org/2005/08/addressing/anonymous")
xml:update_attr_at("S:Header|FaultTo", true, "xmlns", "http://www.w3.org/2005/08/addressing")
xml:update_child_content("S:Header|FaultTo|Address", "http://www.w3.org/2005/08/addressing/anonymous")
xml:update_attr_at("S:Header|MessageID", true, "xmlns", "http://www.w3.org/2005/08/addressing")
xml:update_child_content("S:Header|MessageID", "uuid:e9033251-4ff0-4618-8baf-4952ab5fd207")
xml:update_attr_at("S:Header|wsse:Security", true, "S:mustUnderstand", "true")
xml:update_attr_at("S:Header|wsse:Security|wsu:Timestamp", true, "xmlns:ns17", "http://docs.oasis-open.org/ws-sx/ws-secureconversation/200512")
xml:update_attr_at("S:Header|wsse:Security|wsu:Timestamp", true, "xmlns:ns16", "http://schemas.xmlsoap.org/soap/envelope/")
xml:update_attr_at("S:Header|wsse:Security|wsu:Timestamp", true, "wsu:Id", "_1")

-- Get the current date/time in timestamp format, such as "2018-05-23T02:38:27Z"
local dt = chilkat.DateTime.new()
dt:set_from_current_system_time()
xml:update_child_content("S:Header|wsse:Security|wsu:Timestamp|wsu:Created", dt:get_as_timestamp(false))
-- Add 5 minutes.
dt:add_seconds(300)
xml:update_child_content("S:Header|wsse:Security|wsu:Timestamp|wsu:Expires", dt:get_as_timestamp(false))

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

local bdCert = chilkat.BinData.new()
cert:export_cert_der_bd(bdCert)

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

dt:set_from_current_system_time()
xml:update_attr_at("S:Body|RequestSecurityToken|Lifetime|wsu:Created", true, "xmlns:wsu", "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd")
xml:update_child_content("S:Body|RequestSecurityToken|Lifetime|wsu:Created", dt:get_as_timestamp(false))

-- Add 40 minutes.
dt:add_seconds(2400)
xml:update_attr_at("S:Body|RequestSecurityToken|Lifetime|wsu:Expires", true, "xmlns:wsu", "http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd")
xml:update_child_content("S:Body|RequestSecurityToken|Lifetime|wsu:Expires", dt:get_as_timestamp(false))

xml:update_child_content("S:Body|RequestSecurityToken|KeyType", "http://docs.oasis-open.org/ws-sx/ws-trust/200512/SymmetricKey")
xml:update_child_content("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>

local keyInfoXml = chilkat.Xml.new()
keyInfoXml.tag = "wsse:SecurityTokenReference"
keyInfoXml:update_attr_at("wsse:Reference", true, "URI", "#uuid_43470044-78b4-4b23-926a-b7f590d24cb8")
keyInfoXml:update_attr_at("wsse:Reference", true, "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.
--
local gen = chilkat.XmlDSigGen.new()
gen.sig_location = "S:Envelope|S:Header|wsse:Security"
gen.signed_info_prefix_list = "wsse S"

gen:add_same_doc_ref("_1", "sha1", "EXCL_C14N", "wsu wsse S", "")
gen:add_same_doc_ref("_5002", "sha1", "EXCL_C14N", "S", "")

gen.key_info_type = "Custom"
keyInfoXml.emit_xml_decl = false
gen.custom_key_info_xml = keyInfoXml:get_xml()

-- Specify the cert for signing (which has a private key because it was loaded from a PFX)
gen:set_x509_cert(cert, true)

-- Indicated we want an indented signature for easier human reading.
gen.behaviors = "IndentedSignature"

-- Sign the XML..
local sbXml = chilkat.StringBuilder.new()
xml:get_xml_sb(sbXml)

success = gen:create_xml_dsig_sb(sbXml)
if not success then
    print(gen.last_error_text)
    return
end

-- Examine the signed XML
print(sbXml:get_as_string())

-- 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>
--