(VBScript) Find Certificate for Email Address in Current-User Certificate Store (Windows-Only)

This is a Windows-only example to find a certificate for a given email address in the current-user certificate store (located in the Windows Registry).

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

' This is a Windows-only example because it lists the certificates
' stored in the Windows Current User Certificate Store located in the
' Windows Registry.

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.CertStore")
set certStore = CreateObject("Chilkat.CertStore")

readOnly = 1
success = certStore.OpenCurrentUserStore(readOnly)
If (success = 0) Then
    outFile.WriteLine(certStore.LastErrorText)
    WScript.Quit
End If

emailAddr = "support@chilkatsoft.com"
' cert is a Chilkat.Cert
Set cert = certStore.FindCertBySubjectE(emailAddr)
If (certStore.LastMethodSuccess <> 1) Then
    outFile.WriteLine("No certificate found for " & emailAddr)
    WScript.Quit
End If

outFile.WriteLine("Found: " & cert.SubjectDN)

' It should be case-insensitive, however it was found not to be.
' The case-insensitive search is fixed starting in Chilkat v9.5.0.65.
emailAddr = "SUPPORT@chilkatsoft.com"
' cert is a Chilkat.Cert
Set cert = certStore.FindCertBySubjectE(emailAddr)
If (certStore.LastMethodSuccess <> 1) Then
    outFile.WriteLine("No certificate found for " & emailAddr)
    WScript.Quit
End If

outFile.WriteLine("Found: " & cert.SubjectDN)


outFile.Close