(PHP ActiveX) ScMinidriver - Change Smart Card PIN (or USB token PIN)

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Demonstrates how to change the PIN for a smart card or USB token.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

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

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.ScMinidriver')
$scmd = new COM("Chilkat.ScMinidriver");

// Reader names (smart card readers or USB tokens) can be discovered
// via List Readers or Find Smart Cards
$readerName = 'Alcor Micro USB Smart Card Reader 0';
$success = $scmd->AcquireContext($readerName);
if ($success == 0) {
    print $scmd->LastErrorText . "\n";
    exit;
}

// If successful, the name of the currently inserted smart card is available:
print 'Card name: ' . $scmd->CardName . "\n";

// Change the "user" PIN.  (Typically, you'll always be using the "user" PIN.)
$currentPin = '0000';
$newPin = '1234';
$retval = $scmd->PinChange('user',$currentPin,$newPin);
if ($retval == -1) {
    print 'The PIN is already blocked.' . "\n";
    exit;
}

if ($retval == -2) {
    print 'The PinChange function failed for some unanticipated reason' . "\n";
    print $scmd->LastErrorText . "\n";
    exit;
}

if ($retval == 0) {
    print 'PIN successfully changed.' . "\n";
}
else {
    print 'Current PIN is incorrect.' . "\n";
    print 'Number of attempts remaining = ' . $retval . "\n";
}

$scmd->DeleteContext();

?>