Classic ASP

PKCS11 Login / Logout

Sample code showing how to login and logout of a PKCS11 session. A session becomes authenticated when Login is called, and returns to the unauthenticated state when Logout is called. A smart card's PIN is passed to the Login method.

Note: This example requires Chilkat v9.5.0.88 or later.

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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0

'  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.

set pkcs11 = Server.CreateObject("Chilkat.Pkcs11")

'  Set your shared lib path -- either a full path to the DLL, .so, or .dylib,
'  or just the filename if the driver is in a location that can be automatically found. (Such as in C:\Windows\System32)
pkcs11.SharedLibPath = "aetpkss1.dll"

success = pkcs11.Initialize()
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( pkcs11.LastErrorText) & "</pre>"
    Response.End
End If

'  Pass -1 for the slotID to open a session on the first non-empty slot.
slotID = -1

'  Open a session.
readWrite = 1
success = pkcs11.OpenSession(slotID,readWrite)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( pkcs11.LastErrorText) & "</pre>"
    Response.End
End If

'  Make it an authenticated session by calling Login.
'  The smart card PIN is passed to the Login method.
'  The user type can be one of three choices:
'  0 - Security Officer
'  1 - Normal User
'  2 - Context Specific.
'  You'll likely always login as the Normal User.
userType = 1
pin = "0000"
success = pkcs11.Login(userType,pin)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( pkcs11.LastErrorText) & "</pre>"
    success = pkcs11.CloseSession()
    Response.End
End If

'  Do what is needed with the authenticated session...
'  ...
'  ...

'  Revert to an unauthenticated session by calling Logout.
success = pkcs11.Logout()
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( pkcs11.LastErrorText) & "</pre>"
    success = pkcs11.CloseSession()
    Response.End
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 = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( pkcs11.LastErrorText) & "</pre>"
    Response.End
End If

Response.Write "<pre>" & Server.HTMLEncode( "PKCS11 Login and Logout successfully demonstrated.") & "</pre>"

%>
</body>
</html>