<?php

// encryption with phpseclib - PHP Secure Communications Library

use phpseclib\Crypt\Blowfish;

$blowfish = new Blowfish();

$blowfish->setKey('48495774373859848594959');

$plaintext = 'My plaintext string';

$encrypted = $blowfish->encrypt($plaintext);
$decrypted = $blowfish->decrypt($encrypted);

var_dump($encrypted, $decrypted);

string(24) "È”X"˜[ßàÝE9@© éÃIÎ#Wp"
string(19) "My plaintext string"

• Serialization to XML with JMS Serializer
• Creating and using Twig functions
• Using SFTP with PHPSecLib

PHP 7.3, Zend 3.0, Symfony 4.3, Laravel 5.8, PHPUnit 8.0, Doctrine 2.10