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

RSA Import Public Key

See more RSA Examples

Shows how to select/import a public key for RSA encryption or signature verification.

Chilkat PHP ActiveX Downloads

PHP ActiveX
<?php

$success = 0;

$pubKey = new COM("Chilkat.PublicKey");
//  In all Chilkat methods expecting a path, you pass either absolute or relative paths.
$success = $pubKey->LoadFromFile('rsaKeys/myTestRsaPublic.pem');
if ($success == 0) {
    print $pubKey->LastErrorText . "\n";
    exit;
}

$rsa = new COM("Chilkat.Rsa");

//  Tell RSA to use the public key.
$rsa->UsePublicKey($pubKey);

?>