<?php
$pattern = 'TEST-FILE';
$external_code = @file_get_contents('https://secure.eicar.org/eicar.com.txt');
if (strpos($external_code, $pattern)) {
    print "Proactive Defence DOESN'T work or NOT in KILL mode";
} else {
    print "Proactive Defence works fine - file_get_contents function has been BLOCKED, please check Imunify360 Proactive Defence tab for correspondent BLOCK event";
}
?>