(VBScript) Find a Certificate by it's SHA-1 Thumbprint

See more Cert Store Examples

Note: This example requires Chilkat v10.1.2 or later.

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)

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

thumbprint = "12c1dd8015f3f03f7b1fa619dc24e2493ca8b4b2"

' This opens the Current User certificate store on Windows,
' On MacOS and iOS it opens the default Keychain.
bReadOnly = 1
success = certStore.OpenCurrentUserStore(bReadOnly)
If (success = 0) Then
    outFile.WriteLine(certStore.LastErrorText)
    WScript.Quit
End If

' Find the certificate having a specific SHA1 thumbprint.
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set json = CreateObject("Chilkat.JsonObject")
success = json.UpdateString("thumbprint",thumbprint)

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Cert")
set cert = CreateObject("Chilkat.Cert")
success = certStore.FindCert(json,cert)
If (success = 0) Then
    outFile.WriteLine("Failed to find the certificate.")
    WScript.Quit
End If

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

' -------------------------------------------------------------------------------------
' Alternatively, one could load a certificate store object with certs from a PEM file,
' and do the same thing..
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.CertStore")
set certStorePem = CreateObject("Chilkat.CertStore")

success = certStorePem.LoadPemFile("pemFiles/certificates.pem")
If (success = 0) Then
    outFile.WriteLine(certStorePem.LastErrorText)
    WScript.Quit
End If

success = certStore.FindCert(json,cert)
If (success = 0) Then
    outFile.WriteLine("Failed to find the certificate.")
    WScript.Quit
End If

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

outFile.Close