How to Configure Network Static IP Address on RHEL/CentOS 8/7
The scope of this tutorial is to explain how we can edit and make changes to Network Configurations on RHEL/CentOS 8/7 from the command line only, and, more specifically how …
How to Install and Configure OpenVPN Server in CentOS 8/7
A Virtual Private Network is a technology solution used to provide privacy and security for inter-network connections. The most well-known case consists of people connecting to a remote server with …
23 CentOS Server Hardening Security Tips – Part 2
Continuing the previous tutorial on How to Secure and Harden CentOS server, in this article, we’ll discuss other security tips that will be presented on the below checklist. Requirements 20 …
20 CentOS Server Hardening Security Tips – Part 1
This tutorial only covers general security tips for CentOS 8/7 which can be used to harden the system. The checklist tips are intended to be used mostly on various types …
How to enable firewalld logging for denied packets on Linux
How do I enable FirewallD logging for denied packets on Linux operating systems so that I can view all dropped packets information? How can I view a log of the …
Linux Troubleshooting – netstat command not found in CentOS 7/8 And RHEL 7/8
As you probably know, Netstat (network statistics) is a command line tool that can be used to check the network configuration and activity. The netcat command is not available in …
Linux Troubleshooting – semanage command not found in CentOS 7/8 And RHEL 7/8
A while ago, I was trying to configure Apache server to listen to a different port other than its default port i.e 80. After I made the necessary changes in …
How to Install PHP 7 on CentOS 7
PHP is a popular, free and opensource scripting language used mainly for web development. At the moment the current version of PHP (at the time of writing this tutorial) is …