Centos       

Firewalled Port after each restart on Centos
If You have Experienced problems connecting to your port 80 after restarting a Centos Lniux server that needs the firewall to be stopped don’t worry and don’t feel that it is normal to have iptables or firewalls stopped after Each restart
The Apache webserver is …

 Centos       

About a couple of days ago I needed to copy some files from other destination to the new destination and have the current destination overwritten .The reason I wanted to do that was because my Linux Centos server crashed and I didn’t have a new backup of some hosting accounts,So …

 CSF Firewall       

How CSF Can Protect your Server From Dost Attacks
there is a new built-in feature with newly version of CSF that can protect your serer against Dos Attack
you can easily protect any of your open ports against dos attack by providing their port in the field of its configuration
forexample that one …

 CSF Firewall       

Why Csf Firewall is notifying me by this warrning
Firewall Status: Enabled but in Test Mode – Don’t forget to disable TESTING in the Firewall Configuration
Dont become worry, it is just saying that your firewall is in test mode and is not active.This is because by default after you installed CSf, …

 Centos       

wget http://www.rfxnetworks.com/downloads/bfd-current.tar.gz
tar -xvzf bfd-current.tar.gz
cd /bfd-1.4
Run the install file: ./install.sh
You will receive a message saying it has been installed

.: BFD installed
Install path:    /usr/local/bfd
Config path:     /usr/local/bfd/conf.bfd
Executable path: /usr/local/sbin/bfd

Lets edit the configuration file: nano /usr/local/bfd/conf.bfd

Enable brute force hack attempt alerts:
Find: ALERT_USR="0"   CHANGE TO: ALERT_USR="1"  

Find: EMAIL_USR="root" CHANGE TO: EMAIL_USR="your@yourdomain.com
“

 Centos       

changeing the ssh port to a non-standard port
for securing it first you need to change the access to the ssh to a non-standard port so that even by using some backdoors your root password was hacked you are convinience that nobody still has any access to the ssh to destroy …

 Centos       

in this tutorial I want to show you the best graphical software to monitor your proccess loged in the past hours or days
for doing so first you must have sar installed.so for doing so install sar if you havn’t.
hopefully by defalt the sar package is avaleble in Linux Centos Server …

 CSF Firewall       

Importance of having a Firewall like CSF & LFD
Securing a server has a high priority to be implemented on your server, so to have a better security you should install some third party applications, Like a good Firewall .but the other thing you should keep in mind is to consider …

 Centos       

Preventing DDOS Attacks Simple Methods
To prevent DDos attacks you should install some kind of third party programs.There are other programs that can Defend against DDOs Attacks such Dos_Deflate that their method is to count the number of total connections of each ip address and preventing them from accessing your server …

 Centos       

in this example I want to show you how you could be able to do so by a sample that would restart apache every 45 miniutes
to acomplish this you should creat a cronjob so you should go to the /var/spool/cron/ and edit the root file that is the root cronjob
then …