PHP code example of paragonie / easyrsa

1. Go to this page and download the library: Download paragonie/easyrsa library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

paragonie / easyrsa example snippets



use ParagonIE\EasyRSA\KeyPair;

$keyPair = KeyPair::generateKeyPair(4096);

$secretKey = $keyPair->getPrivateKey();
$publicKey = $keyPair->getPublicKey();



/** @var \ParagonIE\EasyRSA\PublicKey $publicKey */
var_dump($publicKey->getKey());



use ParagonIE\EasyRSA\EasyRSA;

$message = "test";
/** @var \ParagonIE\EasyRSA\PublicKey $publicKey */
/** @var \ParagonIE\EasyRSA\PrivateKey $secretKey */

$ciphertext = EasyRSA::encrypt($message, $publicKey);

$plaintext = EasyRSA::decrypt($ciphertext, $secretKey);



use ParagonIE\EasyRSA\EasyRSA;

$message = "test";
/** @var \ParagonIE\EasyRSA\PublicKey $publicKey */
/** @var \ParagonIE\EasyRSA\PrivateKey $secretKey */

$signature = EasyRSA::sign($message, $secretKey);

if (EasyRSA::verify($message, $signature, $publicKey)) {
    // Signature is valid!
}