(PHP Extension) Find a Certificate in the "Other People" Windows Certificate Store

Demonstrates how to open the "Current User --> Other People" Windows certificate store, and locates a certificate matching an email address.

Note: This example requires Chilkat v10.1.2 or greater.

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux

<?php

include("chilkat.php");
// Use "chilkat_9_5_0.php" for versions of Chilkat < 10.0.0

$certStore = new CkCertStore();

// The "AddressBook" is the "Other People" certificate store as shown in certmgr.msc
$readOnly = true;
$success = $certStore->OpenWindowsStore('CurrentUser','AddressBook',$readOnly);
if ($success != true) {
    print $certStore->lastErrorText() . "\n";
    exit;
}

// Find the certificate for the email address:
$jsonE = new CkJsonObject();
$jsonE->UpdateString('email','joe@example.com');

$cert = new CkCert();
$success = $certStore->FindCert($jsonE,$cert);
if ($success == false) {
    print $certStore->lastErrorText() . "\n";
    exit;
}

print 'Found certificate: ' . $cert->subjectDN() . "\n";

?>