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Classic ASP Examples

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(Classic ASP) Use a Custom Set of Trusted Root Certificates

Demonstrates how to build a set of trusted root certificates to be used globally by all Chilkat classes.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

set trustedRoots = Server.CreateObject("Chilkat_9_5_0.TrustedRoots")

'  Indicate that we will NOT trust any pre-installed certificates on the system.
trustedRoots.TrustSystemCaRoots = 0

' Thawte is a certificate authority that provides a .zip download of their
' root CA certificates:  https://www.thawte.com/roots/index.html
' The direct download link is: https://www.verisign.com/support/thawte-roots.zip
' Note: The above URLs are valid at the time of writing this example (29-May-2015).

' Assuming the .zip has already been downloaded, open it and load each .pem file into
' our trusted roots object.
set zip = Server.CreateObject("Chilkat_9_5_0.Zip")

' Open a .zip containing PEM files, among other things..
success = zip.OpenZip("qa_data/certs/thawte-roots.zip")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( zip.LastErrorText) & "</pre>"
    Response.End
End If

' entry is a Chilkat_9_5_0.ZipEntry
Set entry = zip.FirstMatchingEntry("*.pem")
If (zip.LastMethodSuccess <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( "No entries matched.") & "</pre>"
    Response.End
End If

set cert = Server.CreateObject("Chilkat_9_5_0.Cert")

bHasMoreEntries = 1
Do While (bHasMoreEntries = 1)

    Response.Write "<pre>" & Server.HTMLEncode( "Entry: " & entry.FileName) & "</pre>"

    ' Get the PEM of the CA cert:
    pemStr = entry.UnzipToString(0,"utf-8")

    ' Load it into a certificate object:
    success = cert.LoadPem(pemStr)
    If (success <> 1) Then
        Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>"
    End If

    ' Add it to the trusted roots.
    success = trustedRoots.AddCert(cert)

    ' The NextMatchingEntry method was added in v9.5.0.50
    ' nextEntry is a Chilkat_9_5_0.ZipEntry
    Set nextEntry = entry.NextMatchingEntry("*.pem")
    bHasMoreEntries = entry.LastMethodSuccess

    ' entry is a Chilkat_9_5_0.ZipEntry
    Set entry = nextEntry
Loop

'  Activate the trusted roots globally for all Chilkat objects.
'  This call really shouldn't fail, so we're not checking the return value.
success = trustedRoots.Activate()

%>
</body>
</html>

 

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