How to Secure your Linux

Linux is a most secure operating system in comparison with the windows,and it also most stable OS in comparison of windows. More than 80% of All Web Servers on the Internet is operated by Linux
So how to secure your Linux let see in brief:-

• There are Many Inbuilt processes to secure Linux Itself
• To alter the parameters of Linux Kernel to make it more secure the following code is used /etc/sysctl.conf-sysctl.conf
• Apply Following Configuration to secure your own Linux distribution

Net/ipv4/conf/all/rp_filter=1

Net/ipv4/conf/all/log_martians=1

Net/ipv4/conf/all/send_redirects=0

Net/ipv4/conf/all/accept_source_route=0

Net/ipv4/conf/all/accept_redirects=0

Net/ipv4/tcp_syncookies=1

Net/ipv4/icmp_echo_ignore_broadcast=1

Net/ipv4/ip_forward=1

Any Problem regarding this then comment plz