RC4 implementation for PHP
<?php
$rc4 = new RC4("some-super-secret-key");
// Use __invoke magic function
echo $rc4("something-to-obfuscate") . PHP_EOL;
// Or use a direct method
echo $rc4->rc4("something-to-obfuscate") . PHP_EOL;
Just run them
./vendor/bin/phpunit tests