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Author: UltratechHost - Replies: 0 - Views: 3397
Disable direct root login
Do you know that allowing the root user to login directly is a major security issuse? I’ll show you how to disable it so you can still login as root but not just directly, reducing the security issuse.

This will force a hacker to have to guess to seprate passwords to gain root access.(it is because you have 2 seprate password for your admin and root , is’nt right?)

What happens is you’ll first need to login as your admin user in SSH, then switch to the super user with the su command to get
Author: UltratechHost - Replies: 0 - Views: 3450
How to disable mod_security from .htaccess
ModSecurity is an open source embeddable web application firewall, or intrusion detection and prevention engine for web applications.

If you’re using Apache web server (which mostly do), mod_security can be disabled by adding a specific in .htaccess file. Locate the .htaccess file in Apache web root directory (public_html or /var/www/ or others), if it does not exist, create a new file named .htaccess, and add in the following code:

SecFilterEngine Off
SecFilterScanPOST Off

The above e
Author: UltratechHost - Replies: 0 - Views: 3353
How do I enable/disable my Iptables firewall
To start IP tables on your RedHat server,
# service iptables start

You can run the following command to stop iptabes:
# service iptables stop

It is also important to save your iptables configuration so that it is loaded again on the next reboot. This can be done by running:

# service iptables save

You can also set the iptables program to start on boot by running:
# chkconfig iptables on
Author: UltratechHost - Replies: 0 - Views: 2848
How to Disable Telnet
Telnet sends clear text passwords and usernames through logins and should be disabled on all web servers and replaced with SSH.
Some hosting providers are not disabling telnet by default but you should ensure that it has been turned off as it's a great security risk to your servers. TELNET server listens for incoming messages on port 23, and sends outgoing messages to port 23.

1. Login to your server through SSH and su to root.

2. Type pico /etc/xinetd.d/telnet

3. Look for the line: di
Author: UltratechHost - Replies: 0 - Views: 2970
Howto disable the iptables firewall in Linux
Q. Quick question: I need to disable firewall in Linux for testing purpose. I’m using CentOS 4.4. How do I disable the firewall in Linux?

A. A Linux firewall is software based firewall that provides protection between your server (workstation) and damaging content on the Internet or network.

It will try to guard your computer against both malicious users and software such as viruses/worms.
Task: Disable / Turn off Linux Firewall (Red hat/CentOS/Fedora Core)

Type the following two comma
Author: UltratechHost - Replies: 0 - Views: 3366
Linux Disable / Remove The Iptables Firewall
Q. How do I disable the iptables firewall in Fedora Core Linux?

A. Iptables is used to set up, maintain, and inspect the tables of IP packet filter rules in the Linux kernel.

If you are using RHEL (Redhat), Fedora core or Cent os Linux just type following commands to disable the iptables firewall:
Quote:# service iptables save
# service iptables stop
# chkconfig iptables off
If you are using any other Linux distribution type the following command to clear up firewall rules: