How to install APF firewall
How to install APF firewall Go to the below path cd /usr/local/src Download the tar file using the below link: wget http://www.rfxnetworks.com/downloads/apf-current.tar.gz Untar the file using the below command. tar…
How to Install Grsecurity in linux
How to Install Grsecurity in linux First download the kernel using the below link: http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.32/linux-2.6.32.51.tar.gz Then, download gr-security path using the below link: http://grsecurity.net/stable/grsecurity-2.2.2-2.6.32.51-201201021326.patch Extract the kernel using the below…
How to install mod security in linux server
How to install mod security in linux server First check mod_security is enabled on the server. If it is not installed than you can install it through easy apache. Run…
How to uninstall csf firewall
How to uninstall csf firewall Run the below command to uninstall the csf firewall from Linux server using command prompt. cd /etc/csf sh uninstall.sh
How to disable root login in linux
How to disable root login in linux Login to shell. Copy and paste below command to server using your favourite editor. pico -w /etc/ssh/sshd_config Find the line Protocol 2, 1…
How to check the RAID Drive Status
RAID – Redundant Array of Inexpensive Disks How to check 3ware RAID drive status Login to the server via SSH. Paste the below command. 3ware /c0 show It will show…
How to disable Telnet and Other Unused Service
How to disable Telnet and Other Unused Service Steps: 1. Login to server as root 2. vi /etc/xinetd.d/telnet // OR 3. vi /etc/xinetd.d/krb5-telnet look for lines disable=no and change to…
How to scan server for softlinks
SoftLink Scan on the servers : Hacker creates softlinks under one account and makes link with other users. This way he can hack other accounts. So how to find such…