Secured Linux Dedicated Server

What is Dedicated Linux Server?

Dedicated Web Server is a fully loyal for clients and their websites- in terms of high traffic, disk space, flexibility to manage software and applications. “Linux Dedicated server” is a “Dedicated Hosting Server” that used Linux Operating System and its features, for Web Hosting.

How to Secure Linux Dedicated Server?

In hosting service different clients websites are hosted on same server that is shared hosting, and that websites are in danger. Dedicated Server isolates all security risks to host only your own website or websites on the server.

It is not enough to say that having dedicated server is safe your website and Server. Still there are many security issues like – Viruses, Hacking, Malware etc. and its required more security actions to secure your linux dedicated server.

Here are some tips to secure Linux Dedicated Server:

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Update and Upgrade OS

Distributor of Linux version launch upgrade version time to time with new features and latest security issues, also update option provided by Linux provider to update their patches. All upgrade and update must be done agilely.

Use SELinux

SELinux is Security Enhanced Linux developed access control security system in the kernel which provides securityin-depth; it should not be disabled on server. On command line type  “system-config-selinux” to check status ofSELinux.

 Root Access

Root access is like master, through it anything can be done on server, it is better to get access to root in fortuitous event. Enable secondary login and use Sudo access, which is helpful in monitoring server.

 Strong Passwords

Well known truth for password is, it is not secure when it is constant. Password must be strong use mixing of keyboard letters and generate new password frequently.

 Secure Shell

For remotely login to server, Telnet is commonly used but it is not secure. Secure Shell or SSH has same function and it encrypt data during transmission to secure communication.

 FTP & HTTP

FTP service is not often used for security reasons and it should be disabled, if needed SFTP (Secure File Transfer Protocol) is better option of it. On HTTP files and folders, set read only permission for users.

 Firewall

Enable Linux firewall, it is used to allow and deny traffic on specific ports. It has default rules set which is not enoughto secure server. Set rules as needed and apply it in iptables to filter packets.

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