PHP code example of paragonie / halite-legacy

1. Go to this page and download the library: Download paragonie/halite-legacy 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 / halite-legacy example snippets



use ParagonIE\Halite\Symmetric\{
    Crypto,
    EncryptionKey    
};
use ParagonIE\HaliteLegacy\V3\Symmetric\{
    Crypto as LegacyCrypto,
    EncryptionKey as LegacyKey
};
use ParagonIE\HaliteLegacy\V3\HiddenString as LegacyHiddenString;
use ParagonIE\HiddenString\HiddenString;

/**
 * @var EncryptionKey $encKey
 * @var LegacyKey $oldKey
 * @var string $ciphertext
 * @var LegacyHiddenString $plaintext
 */
$plaintext = LegacyCrypto::decrypt($ciphertext, $oldKey);
$storeMe = Crypto::encrypt(
    new HiddenString($plaintext->getString()),
    $encKey
);