block the spam on ur servers , secure ur server from sending spam

**sparks man** · Apr 26th, 2008, 12:46 pm

AS we know sending spam with large number not allow for almost server and data centers'

so that if a site Ip send any spam
the hosting or data center will close this site until paying an amount of many
to the hosting as a penalty in order to re open this site

to avoids this on ur server

this steps will close the spam :-

1) On the SSH write :

PHP Code:


    pico /etc/exim.conf

search for :

PHP Code:


 spamd_address = 127.0.0.1 783

above add :

PHP Code:


 log_selector = +arguments +subject

so that totally became :

PHP Code:


 log_selector = +arguments +subject
spamd_address = 127.0.0.1 783

and then execute these two instruction on SSH

PHP Code:


 service exim restart
service cpanel restart

2) Install a (spamdconf ) from cpanel add-ons

3)From Tweak settings do the following:
1.The maximum each domain can send out per hour (0 is unlimited) Set it to number between (1 and 100 )
2.Check the following

Prevent the user "nobody" from sending out mail to remote addresses (PHP and CGI scripts generally run as nobody if you are not using PHPSuexec and Suexec respectively.) ·
SpamAssassin Spam Filter
Horde Webmail
Mailman
SpamAssassin Spam Box delivery for messages marked as spam (user configurable)
SquirrelMail Webmail

3.Un check the BoxTrapper Spam Trap

4) install a CSF on ur server

PHP Code:


wget http://www.configserver.com/free/csf.tgz  
    tar -zxvf csf.tgz  
cd csf
sh install.sh

And Don’t forget to set LF_SCRIPT_ALERT = 1
On csf.conf file

5) cave the peril 744 permeation :

PHP Code:


chmod 755 /usr/bin/perl

6) Blocking spam through php script by using nobody:-

From SSH write

PHP Code:


service exim stop

and

PHP Code:


pico /usr/sbin/sendmail

Change the file contain with the following :

PHP Code:


 #!/usr/local/bin/perl 
  
# use strict; 
 use Env; 
 my $date = `date`; 
 chomp $date; 
 open (INFO, ">>/var/log/spam_log") || die "Failed to open file ::$!"; 
 my $uid = $>; 
 my @info = getpwuid($uid); 
 if($REMOTE_ADDR) { 
         print INFO "$date - $REMOTE_ADDR ran $SCRIPT_NAME at $SERVER_NAME n"; 
 } 
 else { 
  
        print INFO "$date - $PWD -  @infon"; 
  
 } 
 my $mailprog = '/usr/sbin/sendmail.hidden'; 
 foreach  (@ARGV) { 
         $arg="$arg" . " $_"; 
 } 
  
 open (MAIL,"|$mailprog $arg") || die "cannot open $mailprog: $!n"; 
 while (<STDIN> ) { 
         print MAIL; 
 } 
 close (INFO); 
 close (MAIL);