Classic ASP
Italian FatturaPA (e-Invoice) Signed XML (CADES-BES P7M) using USB SmartCard Reader

Demonstrates Italian e-Invoice (FatturaPA) signing by using a private key stored on a USB smartcard reader.
Chilkat Classic ASP Downloads

Classic ASP
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0

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

set crypt = Server.CreateObject("Chilkat.Crypt2")
crypt.VerboseLogging = 1

set cert = Server.CreateObject("Chilkat.Cert")
' Use your smart card user PIN for signing.
cert.SmartCardPin = "0000"

success = cert.LoadFromSmartcard("")
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>"
    Response.End
End If

success = crypt.SetSigningCert(cert)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( crypt.LastErrorText) & "</pre>"
    Response.End
End If

' The CadesEnabled property applies to all methods that create PKCS7 signatures. 
' To create a CAdES-BES signature, set this property equal to true.
crypt.CadesEnabled = 1

crypt.HashAlgorithm = "sha256"

set signedAttrs = Server.CreateObject("Chilkat.JsonObject")
success = signedAttrs.UpdateInt("contentType",1)
success = signedAttrs.UpdateInt("signingTime",1)
success = signedAttrs.UpdateInt("messageDigest",1)
success = signedAttrs.UpdateInt("signingCertificateV2",1)
crypt.SigningAttributes = signedAttrs.Emit()

' Load XML such as the following:
'  <p:FatturaElettronica xmlns:p="http://ivaservizi.agenziaentrate.gov.it/docs/xsd/fatture/v1.2" versione="FPR12">
'     <FatturaElettronicaHeader>
'        <DatiTrasmissione>
' 	...
'        </DatiTrasmissione>
'        <CedentePrestatore>
' 	...
'        </CedentePrestatore>
'        <CessionarioCommittente>
' 	...
'        </CessionarioCommittente>
'     </FatturaElettronicaHeader>
'     <FatturaElettronicaBody>
'        <DatiGenerali>
'           <DatiGeneraliDocumento>
' 		...
'           </DatiGeneraliDocumento>
'        </DatiGenerali>
'        <DatiBeniServizi>
' 	...
'        </DatiBeniServizi>
'     </FatturaElettronicaBody>
'  </p:FatturaElettronica>

inputXmlPath = "c:/someDir/e-Invoice.xml"
outputP7mPath = "c:/someDir/signed.p7m"

' Create the CAdES-BES attached signature, which contains the original data.
success = crypt.CreateP7M(inputXmlPath,outputP7mPath)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( crypt.LastErrorText) & "</pre>"
    Response.End
End If

Response.Write "<pre>" & Server.HTMLEncode( "Success.") & "</pre>"

%>
</body>
</html>