(PHP ActiveX) AWS KMS Import PFX Key

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Imports a certificate's private key from a .pfx file to new key created in AWS KMS.

Note: This example requires Chilkat v9.5.0.96 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

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

// Note: This example is using a relative file path.  You can also specify a full file path, such as "C:/someDir/myCertAndKey.pfx"
// or a file path the makes sense on non-Windows operating systems..
// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Cert')
$cert = new COM("Chilkat.Cert");
$success = $cert->LoadPfxFile('qa_data/pfx/myCertAndKey.pfx','pfx_password');
if ($success == 0) {
    print $cert->LastErrorText . "\n";
    exit;
}

// Get the cert's private key.  This is what will be uploaded to AWS KMS.
// privKey is a Chilkat.PrivateKey
$privKey = $cert->ExportPrivateKey();
if ($cert->LastMethodSuccess == 0) {
    print 'The certificate does not have a private key.' . "\n";
    exit;
}

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.JsonObject')
$json = new COM("Chilkat.JsonObject");
$json->UpdateString('service','aws-kms');
$json->UpdateString('auth.access_key','AWS_ACCESS_KEY');
$json->UpdateString('auth.secret_key','AWS_SECRET_KEY');
$json->UpdateString('auth.region','us-west-2');
$json->UpdateString('description','Test of uploading existing private key to AWS KMS');

// Let's add some information about the certificate this key belongs to.
// This is for informational purposes only, so that we can examine the tags
// in the AWS KMS console and know the corresponding certificate.
$json->UpdateString('tags[0].key','CertSerial');
$json->UpdateString('tags[0].value',$cert->SerialNumber);
$json->UpdateString('tags[1].key','CertIssuer');
$json->UpdateString('tags[1].value',$cert->IssuerCN);
$json->UpdateString('tags[2].key','CertSubject');
$json->UpdateString('tags[2].value',$cert->SubjectCN);

$json->UpdateString('keyUsage','SIGN_VERIFY');

// The UploadToCloud method was added in Chilkat v9.5.0.96
// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.JsonObject')
$jsonOut = new COM("Chilkat.JsonObject");
$success = $privKey->UploadToCloud($json,$jsonOut);
if ($success == 0) {
    print $privKey->LastErrorText . "\n";

    exit;
}

// When successful, the jsonOut contains information about the private key in AWS KMS.
// Most importantly, the KeyId.
$jsonOut->EmitCompact = 0;
print $jsonOut->emit() . "\n";

// Sample JSON result:

// {
//   "AWSAccountId": "954491834127",
//   "Arn": "arn:aws:kms:us-west-2:954491834127:key/187012e8-008f-4fc7-b100-5efe6146dff2",
//   "KeySpec": "RSA_4096",
//   "Description": "Test of uploading existing private key to AWS KMS",
//   "KeyId": "187012e8-008f-4fc7-b100-5efe6146dff2",
//   "KeyUsage": "SIGN_VERIFY"
// }

?>