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Ruby

IPS MX Signature - Digitally Sign MX Document

See more XML Digital Signatures Examples

Demonstrates how to digitally sign ISO 20022 SWIFT MX messages.

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Ruby 
require 'chilkat'

success = false

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

success = true

# First create the XML to be signed, or load it from a file, or a string,

# To load XML from a file:
xmlToSign = Chilkat::CkXml.new()
success = xmlToSign.LoadXmlFile("c:/someDir/mx_document.xml")

# Or to load XML from a string
success = xmlToSign.LoadXml("...")

# Or create the XML directly.
xmlToSign.Clear()

# Use this online tool to generate code from sample XML: 
# Generate Code to Create XML

xmlToSign.put_Tag("DataPDU")
xmlToSign.AddAttribute("xmlns","urn:cma:stp:xsd:stp.1.0")
xmlToSign.UpdateAttrAt("Body|AppHdr",true,"xmlns","urn:iso:std:iso:20022:tech:xsd:head.001.001.01")
xmlToSign.UpdateChildContent("Body|AppHdr|Fr|FIId|FinInstnId|BICFI","ZZZZZZZZ")
xmlToSign.UpdateChildContent("Body|AppHdr|To|FIId|FinInstnId|BICFI","YYYYYYYYYY")
xmlToSign.UpdateChildContent("Body|AppHdr|BizMsgIdr","ZZZZZZZZAXXX999999999999999999999")
xmlToSign.UpdateChildContent("Body|AppHdr|MsgDefIdr","pacs.008.001.08")
xmlToSign.UpdateChildContent("Body|AppHdr|BizSvc","IPS")
xmlToSign.UpdateChildContent("Body|AppHdr|CreDt","2017-09-13T18:18:00Z")
xmlToSign.UpdateAttrAt("Body|Document",true,"xmlns","urn:iso:std:iso:20022:tech:xsd:pacs.008.001.08")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|GrpHdr|MsgId","ZZZZZZZZAXXX999999999999999999999")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|GrpHdr|CreDtTm","2017-09-13T18:18:00")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|GrpHdr|NbOfTxs","1")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|GrpHdr|SttlmInf|SttlmMtd","CLRG")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|PmtId|EndToEndId","NOTPROVIDED")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|PmtId|TxId","ZZZZZZZZAXXX999999999999999999999")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|PmtTpInf|ClrChanl","RTNS")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|PmtTpInf|LclInstrm|Prtry","CSCT")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|PmtTpInf|CtgyPurp|Prtry","001")
xmlToSign.UpdateAttrAt("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|IntrBkSttlmAmt",true,"Ccy","JOD")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|IntrBkSttlmAmt","71.12")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|IntrBkSttlmDt","2018-01-14")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|ChrgBr","SLEV")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|InstgAgt|FinInstnId|BICFI","ZZZZZZZZ")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|InstdAgt|FinInstnId|BICFI","UBSIJOA0")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|Dbtr|Nm","John Johnson")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|DbtrAcct|Id|IBAN","JO22CITI00000000000555555555")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|DbtrAgt|FinInstnId|BICFI","ZZZZZZZZ")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|DbtrAgt|FinInstnId|Othr|Id","200004")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|DbtrAgt|FinInstnId|Othr|SchmeNm|Prtry","1700099999")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|DbtrAgtAcct|Id|IBAN","JO66CITI22222222222222222222")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|CdtrAgt|FinInstnId|BICFI","UBSIJOA0")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|CdtrAgt|FinInstnId|Othr|Id","210027")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|CdtrAgt|FinInstnId|Othr|SchmeNm|Prtry","1400199999")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|CdtrAgtAcct|Id|IBAN","JO44UBSI33333333333333333333")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|Cdtr|Nm","Omega Jones")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|CdtrAcct|Id|IBAN","JO95UBSI00000000000777777777")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|InstrForNxtAgt|InstrInf","/BNF/Details")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|Purp|Prtry","5814")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|RgltryRptg|Dtls|Inf","SOMEINFORMATIONABOUTPAYMENT-1")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|RgltryRptg|Dtls|Inf[1]","SOMEINFORMATIONABOUTPAYMENT-2")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|RgltryRptg|Dtls|Inf[2]","SOMEINFORMATIONABOUTPAYMENT-3")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|Tax|Cdtr|TaxId","9900083901")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|Tax|Dbtr|TaxId","1000387561")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|RmtInf|Ustrd","EDV UCUN ODENIR")
xmlToSign.UpdateChildContent("Body|Document|FIToFICstmrCdtTrf|CdtTrfTxInf|RmtInf|Ustrd[1]","EXTRA INFO")

# The following XML is to be signed:

# <?xml version="1.0" encoding="UTF-8"?>
# <DataPDU xmlns="urn:cma:stp:xsd:stp.1.0">
# 	<Body>
# 		<AppHdr xmlns="urn:iso:std:iso:20022:tech:xsd:head.001.001.01">
# 			<Fr>
# 				<FIId>
# 					<FinInstnId>
# 						<BICFI>ZZZZZZZZ</BICFI>
# 					</FinInstnId>
# 				</FIId>
# 			</Fr>
# 			<To>
# 				<FIId>
# 					<FinInstnId>
# 						<BICFI>YYYYYYYYYY</BICFI>
# 					</FinInstnId>
# 				</FIId>
# 			</To>
# 			<BizMsgIdr>ZZZZZZZZAXXX999999999999999999999</BizMsgIdr>
# 			<MsgDefIdr>pacs.008.001.08</MsgDefIdr>
# 			<BizSvc>IPS</BizSvc>
# 			<CreDt>2017-09-13T18:18:00Z</CreDt>
# 		</AppHdr>
# 		<Document xmlns="urn:iso:std:iso:20022:tech:xsd:pacs.008.001.08">
# 			<FIToFICstmrCdtTrf>
# 				<GrpHdr>
# 					<MsgId>ZZZZZZZZAXXX999999999999999999999</MsgId>
# 					<CreDtTm>2017-09-13T18:18:00</CreDtTm>
# 					<NbOfTxs>1</NbOfTxs>
# 					<SttlmInf>
# 						<SttlmMtd>CLRG</SttlmMtd>
# 					</SttlmInf>
# 				</GrpHdr>
# 				<CdtTrfTxInf>
# 					<PmtId>
# 						<EndToEndId>NOTPROVIDED</EndToEndId>
# 						<TxId>ZZZZZZZZAXXX999999999999999999999</TxId>
# 					</PmtId>
# 					<PmtTpInf>
# 						<ClrChanl>RTNS</ClrChanl>
# 						<LclInstrm>
# 							<Prtry>CSCT</Prtry>
# 						</LclInstrm>
# 						<CtgyPurp>
# 							<Prtry>001</Prtry>
# 						</CtgyPurp>
# 					</PmtTpInf>
# 					<IntrBkSttlmAmt Ccy="JOD">71.12</IntrBkSttlmAmt>
# 					<IntrBkSttlmDt>2018-01-14</IntrBkSttlmDt>
# 					<ChrgBr>SLEV</ChrgBr>
# 					<InstgAgt>
# 						<FinInstnId>
# 							<BICFI>ZZZZZZZZ</BICFI>
# 						</FinInstnId>
# 					</InstgAgt>
# 					<InstdAgt>
# 						<FinInstnId>
# 							<BICFI>UBSIJOA0</BICFI>
# 						</FinInstnId>
# 					</InstdAgt>
# 					<Dbtr>
# 						<Nm>John Johnson</Nm>
# 					</Dbtr>
# 					<DbtrAcct>
# 						<Id>
# 							<IBAN>JO22CITI00000000000555555555</IBAN>
# 						</Id>
# 					</DbtrAcct>
# 					<DbtrAgt>
# 						<FinInstnId>
# 							<BICFI>ZZZZZZZZ</BICFI>
# 							<Othr>
# 								<Id>200004</Id>
# 								<SchmeNm>
# 									<Prtry>1700089999</Prtry>
# 								</SchmeNm>
# 							</Othr>
# 						</FinInstnId>
# 					</DbtrAgt>
# 					<DbtrAgtAcct>
# 						<Id>
# 							<IBAN>JO66CITI22222222222222222222</IBAN>
# 						</Id>
# 					</DbtrAgtAcct>
# 					<CdtrAgt>
# 						<FinInstnId>
# 							<BICFI>UBSIJOA0</BICFI>
# 							<Othr>
# 								<Id>210027</Id>
# 								<SchmeNm>
# 									<Prtry>1400199999</Prtry>
# 								</SchmeNm>
# 							</Othr>
# 						</FinInstnId>
# 					</CdtrAgt>
# 					<CdtrAgtAcct>
# 						<Id>
# 							<IBAN>JO44UBSI33333333333333333333</IBAN>
# 						</Id>
# 					</CdtrAgtAcct>
# 					<Cdtr>
# 						<Nm>Omega Jones</Nm>
# 					</Cdtr>
# 					<CdtrAcct>
# 						<Id>
# 							<IBAN>JO95UBSI00000000000777777777</IBAN>
# 						</Id>
# 					</CdtrAcct>
# 					<InstrForNxtAgt>
# 						<InstrInf>/BNF/Details</InstrInf>
# 					</InstrForNxtAgt>
# 					<Purp>
# 						<Prtry>5814</Prtry>
# 					</Purp>
# 					<RgltryRptg>
# 						<Dtls>
# 							<Inf>SOMEINFORMATIONABOUTPAYMENT-1</Inf>
# 							<Inf>SOMEINFORMATIONABOUTPAYMENT-2</Inf>
# 							<Inf>SOMEINFORMATIONABOUTPAYMENT-3</Inf>
# 						</Dtls>
# 					</RgltryRptg>
# 					<Tax>
# 						<Cdtr>
# 							<TaxId>9900083901</TaxId>
# 						</Cdtr>
# 						<Dbtr>
# 							<TaxId>1000387561</TaxId>
# 						</Dbtr>
# 					</Tax>
# 					<RmtInf>
# 						<Ustrd>EDV UCUN ODENIR</Ustrd>
# 						<Ustrd>EXTRA INFO</Ustrd>
# 					</RmtInf>
# 				</CdtTrfTxInf>
# 			</FIToFICstmrCdtTrf>
# 		</Document>
# 	</Body>
# </DataPDU>

gen = Chilkat::CkXmlDSigGen.new()

gen.put_SigLocation("DataPDU|Body|AppHdr|Sgntr")
gen.put_SigLocationMod(0)
gen.put_SigNamespacePrefix("ds")
gen.put_SigNamespaceUri("http://www.w3.org/2000/09/xmldsig#")
gen.put_SignedInfoCanonAlg("EXCL_C14N")
gen.put_SignedInfoDigestMethod("sha256")

# Set the KeyInfoId before adding references..
gen.put_KeyInfoId("_f9f2c543-e50a-4a50-bd91-50155d27f7e2")

# Create an Object to be added to the Signature.
object1 = Chilkat::CkXml.new()
object1.put_Tag("xades:QualifyingProperties")
object1.AddAttribute("xmlns:xades","http://uri.etsi.org/01903/v1.3.2#")
object1.UpdateAttrAt("xades:SignedProperties",true,"Id","_4ed8e0ed-f47c-4262-909b-0458532ce7aa-signedprops")
object1.UpdateChildContent("xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime","TO BE GENERATED BY CHILKAT")

gen.AddObject("",object1.getXml(),"","")

# -------- Reference 1 --------
gen.AddSameDocRef("_f9f2c543-e50a-4a50-bd91-50155d27f7e2","sha256","EXCL_C14N","","")

# -------- Reference 2 --------
gen.AddObjectRef("_4ed8e0ed-f47c-4262-909b-0458532ce7aa-signedprops","sha256","EXCL_C14N","","http://uri.etsi.org/01903/v1.3.2#SignedProperties")

# -------- Reference 3 --------
gen.AddSameDocRef("","sha256","EXCL_C14N","","")

# Provide a certificate + private key. (PFX password is test123)
cert = Chilkat::CkCert.new()
success = cert.LoadPfxFile("qa_data/pfx/cert_test123.pfx","test123")
if (success == false)
    print cert.lastErrorText() + "\n";
    exit
end

gen.SetX509Cert(cert,true)

gen.put_KeyInfoType("X509Data")
gen.put_X509Type("IssuerSerial")

# Load XML to be signed...
sbXml = Chilkat::CkStringBuilder.new()
xmlToSign.GetXmlSb(sbXml)

# Can alternatively use "CompactSignedXml"
gen.put_Behaviors("IndentedSignature,LocalSigningTime")

# Sign the XML...
success = gen.CreateXmlDSigSb(sbXml)
if (success == false)
    print gen.lastErrorText() + "\n";
    exit
end

# -----------------------------------------------

# Save the signed XML to a file.
success = sbXml.WriteFile("qa_output/mx_signed.xml","utf-8",false)

print sbXml.getAsString() + "\n";

# ----------------------------------------
# Verify the signatures we just produced...
verifier = Chilkat::CkXmlDSig.new()
success = verifier.LoadSignatureSb(sbXml)
if (success == false)
    print verifier.lastErrorText() + "\n";
    exit
end

# Important: The above signature did not include the full X.509 certificate.
# You must call verifier.SetPublicKey to provide the public key of the certificate required for validation.

verifyCert = Chilkat::CkCert.new()
success = verifyCert.LoadFromFile("qa_data/certs/cert_test123.cer")
if (success == false)
    print verifyCert.lastErrorText() + "\n";
    exit
end

pubKey = Chilkat::CkPublicKey.new()
verifyCert.GetPublicKey(pubKey)

verifier.SetPublicKey(pubKey)

numSigs = verifier.get_NumSignatures()
verifyIdx = 0
while verifyIdx < numSigs
    verifier.put_Selector(verifyIdx)
    verified = verifier.VerifySignature(true)
    if (verified != true)
        print verifier.lastErrorText() + "\n";
        exit
    end

    verifyIdx = verifyIdx + 1
end
print "All signatures were successfully verified." + "\n";