Classic ASP

Create CAdES-BES .p7m for FatturaPA XML Invoice

Demonstrates how to create a CAdES BES invoice.xml.p7m for the Italian FatturaPA exchange system.

Note: This example requires Chilkat v9.5.0.75.

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Classic ASP

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

' Note: Requires Chilkat v9.5.0.75 or greater.

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

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

' Use a digital certificate and private key from a PFX file (.pfx or .p12).
pfxPath = "qa_data/pfx/cert_test123.pfx"
pfxPassword = "test123"

set cert = Server.CreateObject("Chilkat.Cert")
success = cert.LoadPfxFile(pfxPath,pfxPassword)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>"
    Response.End
End If

' Provide the signing cert (with associated private key).
success = crypt.SetSigningCert(cert)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( crypt.LastErrorText) & "</pre>"
    Response.End
End If

' Indicate that SHA-256 should be used.
crypt.HashAlgorithm = "sha256"

' Specify the signed attributes to be included.
' (This is what makes it CAdES-BES compliant.)
set jsonSignedAttrs = Server.CreateObject("Chilkat.JsonObject")
success = jsonSignedAttrs.UpdateInt("contentType",1)
success = jsonSignedAttrs.UpdateInt("signingTime",1)
success = jsonSignedAttrs.UpdateInt("messageDigest",1)
success = jsonSignedAttrs.UpdateInt("signingCertificateV2",1)
crypt.SigningAttributes = jsonSignedAttrs.Emit()

inFile = "qa_data/xml/IT01234567890_11002.xml"
sigFile = "qa_output/IT01234567890_11002.xml.p7m"

' Create the CAdES-BES signature, which contains the original data.
success = crypt.CreateP7M(inFile,sigFile)
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>