Delphi DLL

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.

Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Pkcs11;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
pkcs11: HCkPkcs11;
slotID: Integer;
readWrite: Boolean;

begin
success := False;

// 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.

pkcs11 := CkPkcs11_Create();

// 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.
CkPkcs11_putSharedLibPath(pkcs11,'IDPrimePKCS1164.dll');

success := CkPkcs11_Initialize(pkcs11);
if (success = False) then
  begin
    Memo1.Lines.Add(CkPkcs11__lastErrorText(pkcs11));
    Exit;
  end;

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

// Open a session.
readWrite := True;
success := CkPkcs11_OpenSession(pkcs11,slotID,readWrite);
if (success = False) then
  begin
    Memo1.Lines.Add(CkPkcs11__lastErrorText(pkcs11));
    Exit;
  end;

// 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 := CkPkcs11_SetPin(pkcs11,'1234','0000');
if (success = False) then
  begin
    Memo1.Lines.Add(CkPkcs11__lastErrorText(pkcs11));
    success := CkPkcs11_CloseSession(pkcs11);
    Exit;
  end;

// When finished, close the session.
// It is important to close the session (memory leaks will occur if the session is not properly closed).
success := CkPkcs11_CloseSession(pkcs11);
if (success = False) then
  begin
    Memo1.Lines.Add(CkPkcs11__lastErrorText(pkcs11));
    Exit;
  end;

Memo1.Lines.Add('Successfully changed PIN from 1234 to 0000');

CkPkcs11_Dispose(pkcs11);

end;