Shulou(Shulou.com)06/02 Report--

Editor to share with you how to prevent the dedecms website DDos from being attacked. I hope you will gain a lot after reading this article. Let's discuss it together.

Step 1: enter the background, system-"add a new variable name: cfg_anquan_cc

Variable type: Boolean (YUnip N)

Parameter description: whether to enable anti-CC attacks:

Variable value: y

Step 2: edit, / member/config.php add code under require_once (DEDEINC.'/dedetemplate.class.php');

If ($cfg_anquan_cc = ='Y') {

/ / php Anti-CC attacks will point to native / / www.jb51.net/404.htm if you refresh the page more than 5 times in 3 seconds

$P_S_T = $t_array [0] + $t_array [1]

$timest amp = time ()

Session_start ()

$ll_nowtime = $timestamp

If (session_is_registered ('ll_lasttime')) {

$ll_lasttime = $_ SESSION ['ll_lasttime']

$ll_times = $_ SESSION ['ll_times'] + 1

$_ SESSION ['ll_times'] = $ll_times

} else {

$ll_lasttime = $ll_nowtime

$ll_times = 1

$_ SESSION ['ll_times'] = $ll_times

$_ SESSION ['ll_lasttime'] = $ll_lasttime

}

If (($ll_nowtime-$ll_lasttime) = 5) {

Header (sprintf ("Location:% s",'/ / www.jb51.net/404.htm'))

Exit

}

} else {

$ll_times = 0

$_ SESSION ['ll_lasttime'] = $ll_nowtime

$_ SESSION ['ll_times'] = $ll_times

}

}

After reading this article, I believe you have a certain understanding of the methods to prevent dedecms website DDos from being attacked. You want to know more about it. Welcome to follow the industry information channel. Thank you for your reading!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.