Sample code for 30+ languages & platforms
PHP ActiveX Requires Chilkat v11.0.0+

Load Certificate from PFX (PKCS#12)

See more Certificates Examples

Loads a digital certificate (and private key, if available) from a PFX file.(also known as PKCS#12)

Chilkat PHP ActiveX Downloads

PHP ActiveX
<?php

$success = 0;

$cert = new COM("Chilkat.Cert");

//  Load from the PFX file
$pfxFilename = '/Users/chilkat/testData/pfx/chilkat_ssl_pwd_is_test.pfx';
$pfxPassword = 'test';

//  A PFX typically contains certificates in the chain of authentication.
//  The Chilkat cert object will choose the certificate w/
//  private key farthest from the root authority cert.
//  To access all the certificates in a PFX, use the 
//  Chilkat certificate store object instead.
$success = $cert->LoadPfxFile($pfxFilename,$pfxPassword);
if ($success == 0) {
    print $cert->LastErrorText . "\n";
    exit;
}

//  Get some information about the digital certificate, 
//  then get the private key...

//  DN = "Distinguished Name"
print 'SubjectDN:' . $cert->SubjectDN . "\n";

print 'Common Name:' . $cert->SubjectCN . "\n";
print 'Issuer Common Name:' . $cert->IssuerCN . "\n";

print 'Serial Number:' . $cert->SerialNumber . "\n";

$privKey = new COM("Chilkat.PrivateKey");
$success = $cert->GetPrivateKey($privKey);
if ($success == 0) {
    print $cert->LastErrorText . "\n";
    exit;
}

//  The private key object may be used in any Chilkat methods
//  (in other objects/classes) that expect a private key argument.

//  In this case, save the private key to a PKCS8 Encrypted PEM format file:
$pemPassword = 'secret';
$pemPath = '/Users/chilkat/testData/pem/chilkat_privKey.pem';
$success = $privKey->SavePkcs8EncryptedPemFile($pemPassword,$pemPath);
if ($success == 0) {
    print $privKey->LastErrorText . "\n";
    exit;
}

print 'Private key saved to PKCS8 Encrypted PEM...' . "\n";

?>