(PHP ActiveX) Iterate over Certificates on Connected Smart Cards and USB Tokens

See more Cert Store Examples

Demonstrates how to iterate over the certificates on connected smart cards and USB tokens.

Note: Requires Chilkat v10.1.2 or later.

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

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

// Detects connected smart cards and USB tokens
// and loads the certificate store object with the certificates found.
// Works on Windows, MacOS, iOS, and Linux.
// Note: If something is not detected, contact info@chilkatsoft.com
// for help or for workarounds.
$argNotUsed = '';
$success = $certStore->OpenSmartcard($argNotUsed);
if ($success == 0) {
    print $certStore->LastErrorText . "\n";
    exit;
}

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

$numCerts = $certStore->NumCertificates;
$i = 0;

while ($i < $numCerts) {
    // Load the cert object with the Nth certificate found in the connected HSMs
    $certStore->GetCert($i,$cert);
    print $i . ': ' . $cert->SubjectCN . "\n";
    $i = $i + 1;
}


?>