(VB.NET UWP/WinRT) PKCS11 Change Normal User PIN from Non-Logged-In State

See more PKCS11 Examples

When SetPin is called from a non-logged-in state, then it is the Normal User PIN that is changed.

Note: Requires Chilkat v9.5.0.89 or greater.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

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

' Note: Chilkat's PKCS11 implementation runs on Windows, Linux, Mac OS X, and other supported operating systems.

Dim pkcs11 As New Chilkat.Pkcs11

' See PKCS11 Find Driver Library Path for information about how to find the 
' PKCS11 driver file (if not explicitly known) for the plugged-in token or smart card in reader.
pkcs11.SharedLibPath = "IDPrimePKCS1164.dll"

Dim success As Boolean = pkcs11.Initialize()
If (success = False) Then
    Debug.WriteLine(pkcs11.LastErrorText)
    Exit Sub
End If


' Call Discover to get the slot ID.
Dim onlyTokensPresent As Boolean = True
Dim json As New Chilkat.JsonObject
success = pkcs11.Discover(onlyTokensPresent,json)
If (success = False) Then
    Debug.WriteLine(pkcs11.LastErrorText)
    Exit Sub
End If


' Make sure we have at least one slot.
If (json.SizeOfArray("slot") <= 0) Then
    Debug.WriteLine("No occuplied slots.")
    Exit Sub
End If


' Get the ID of the 1st slot
Dim slotID As Integer = json.IntOf("slot[0].id")

' Open a session.
Dim readWrite As Boolean = True
success = pkcs11.OpenSession(slotID,readWrite)
If (success = False) Then
    Debug.WriteLine(pkcs11.LastErrorText)
    Exit Sub
End If


' We haven't logged in, but we can set the Normal User's PIN directly by providing 
' the existing PIN, and the new PIN.

' Change the PIN from 1234 to 0000
success = pkcs11.SetPin("1234","0000")
If (success = False) Then
    Debug.WriteLine(pkcs11.LastErrorText)
    success = pkcs11.CloseSession()
    Exit Sub
End If


' When finished, close the session.
' It is important to close the session (memory leaks will occur if the session is not properly closed).
success = pkcs11.CloseSession()
If (success = False) Then
    Debug.WriteLine(pkcs11.LastErrorText)
    Exit Sub
End If


Debug.WriteLine("Successfully changed PIN from 1234 to 0000")