How to Install and Update OpenSSL on CentOS 6 / CentOS 7
I have CentOS 6 server and still running with OpenSSL 1.0.1e (openssl-1.0.1e-30) that vulnerable to a remote attacker to access parts of memory on systems using vulnerable versions of OpenSSL….
How to Use Fail2ban to Stop/Prevent SSH Brute Force on Linux
Brute-force break-in attempts are quite frequent against the SSH server. However, there is an open source software that can help you deal with this problem automatically, namely fail2ban. Fail2ban provides…
How to Grant a New User to Root Privileges on CentOS 6 / CentOS 7
One recommended way to manage virtual private server (VPS) or a dedicated linux server is not using the root account as the main access for SSH login. This is because…
How to Hide PHP Version in Linux
In general, most of the web server software has been installed with default settings that will lead to information leakage. One of them is a PHP software. PHP (Hypertest Preprocessor)…
How to Secure your MySQL On VPS or Dedicated Server
Running a WordPress on a Virtual private Server or dedicated server is not an easy as running a WordPress on shared hosting server. There are a few things need to…
Securing and Hardening Linux Dedicated Server
When we hosted the linux dedicated server or virtual private server(VPS) in a data center, security of the system is very important in order to ensure the data and the…
9 Steps to Setup Dedicated Server for your Website
There are different types of hosting services are used in the computer technology such as shared hosting, VPS (Virtual Private Server) and Dedicated Server hosting. For new websites with low…
How to Setup Lynis Linux Auditing Tool on CentOS 6.2/CentOS 6.3
Lynis is a free and open source auditing tool for Unix-based operating system. It will provide report and makes suggestion after it scans the system and detect general system information,…
How to Install and Configure Iptables Firewall on CentOS 6.3
This post covers the steps to install and configure iptables on linux CentOS 6.3 server. Iptables is a packet filtering firewall package in linux. It used to set up, maintain,…
How to Install Wireshark on CentOS 6.3
Wireshark is a free and open-source network packet analyzer that will help to capture network packets and tries to display that packet data as detailed as possible. This post will…
How to Check and Disable SELinux on CentOS 6.3
Security-Enhanced Linux (SELinux) is a Linux feature that provides security mechanism for supporting access control security policies implemented in the kernel. SELinux checking for allowed operations after standard Linux discretionary…
How to Configure and Create Apache httpd VirtualHost on Fedora 16
In this post, i will show on how to configure apache httpd and create VirtualHost on linux Fedora 16 server. Assumed that you already install apache httpd server. 1. Modify…