B4X

ScMinidriver - Import a Certificate to IDPrime MD T=0 Smart Card

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Demonstrates how to import a certificate and its private key to a key container on an ID Prime MD T=0 smartcard.

Note: Requires Chilkat v9.5.0.88 or later. This example only runs on Windows because ScMinidriver is a Windows-only class.

B4X

Dim success As Boolean = False

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

Dim scmd As ChilkatScMinidriver
scmd.Initialize

'  Reader names (smart card readers or USB tokens) can be discovered
'  via List Readers or Find Smart Cards
Dim readerName As String = "SCM Microsystems Inc. SCR33x USB Smart Card Reader 0"
success = scmd.AcquireContext(readerName)
If success = False Then
    Log(scmd.LastErrorText)
    Return
End If


'  If successful, the name of the currently inserted smart card is available:
Log("Card name: " & scmd.CardName)

'  The IDPRime MD smart card has 4 different PIN roles:
'  "user" -- Primary Card PIN
'  "admin" -- Administrator PIN
'  "3" -- Digital Signature PIN
'  "4" -- Unblock only PIN (PUK)
'  To import a certificate to the "IDPrime MD T=0" smart card, we must first PIN authenticate using "user", and then also PIN authenticate using "3" (the Digital Signature PIN)
Dim pinId As String = "user"
'  (Of course, use your PIN which may be different than "0000")
Dim retval As Int = scmd.PinAuthenticate(pinId, "0000")
If retval <> 0 Then
    Log("PIN Authentication failed.")
    scmd.DeleteContext
    Return
End If


Dim cert As ChilkatCert
cert.Initialize("cert")

'  Load the cert + private key from a .p12/.pfx
'  We got this .p12 from https://badssl.com/download/
Dim password As String = "badssl.com"
success = cert.LoadPfxFile("qa_data/pfx/badssl.com-client.p12", password)
If success = False Then
    Log(cert.LastErrorText)
    scmd.DeleteContext
    Return
End If


'  Also authenticate using "3", the digital signature PIN.
'  (Of course, use your PIN which may be different than "12345678")
retval = scmd.PinAuthenticate("3", "12345678")
If retval <> 0 Then
    Log("PIN Authentication failed.")
    scmd.DeleteContext
    Return
End If


'  Let's import this certificate as the "signature" key/cert in key container #6.
Dim containerIndex As Int = 6
Dim keySpec As String = "sig"
'  Note the last argument (the pin ID) is "3".  This is the required PIN ID for the IDPrime MD T=0 smart card.
success = scmd.ImportCert(cert, containerIndex, keySpec, "3")
If success = False Then
    Log(scmd.LastErrorText)
Else
    Log("Successfully imported the cert + private key onto the smart card.")
End If


'  Delete the context when finished with the card.
success = scmd.DeleteContext
If success = False Then
    Log(scmd.LastErrorText)
End If