Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide
In this guide, we’ll walk you through the step-by-step process of how to safely upgrade kubeadm Kubernetes cluster. Upgrading a Kubernetes cluster that was originally
HowTos
Install Nagios Server on Oracle Linux 9
In this guide, you will learn how to install Nagios Server on Oracle Linux 9. Nagios provides enterprise-class Open Source IT monitoring, network monitoring, server and applications
Install Thunderbird Mail Client on Rocky Linux
In this guide, we are going to walk you through steps required to install Thunderbird mail client on Rocky Linux system. Thunderbird is a free
Install and Setup Kubernetes Cluster on Ubuntu 24.04
This tutorial provides a step by step guide on how to install and setup Kubernetes Cluster on Ubuntu 24.04. Kubernetes, according to kubernetes.io, is an
How to Debug Logstash Grok Filters
Welcome to our guide on how to debug Logstash Grok filters. Grok filter uses regular expressions to parse unstructured event data into fields. It is
Viewing System Processes using ps and top commands
This tutorial will guide you on viewing system processes using ps and top commands. When commands are run on a system, various processes associated with
Install and Configure Prometheus on CentOS 8
Welcome to our guide on how to install and configure Prometheus on CentOS 8. Prometheus is an open-source time series collection and processing monitoring system with
Install and Configure Snort 3 on Rocky Linux
In this tutorial, you will learn how to install and configure Snort 3 on Rocky Linux. Snort is a lightweight network intrusion detection system. It
Install DokuWiki on Rocky Linux
In this demo, we are going to learn how to install DokuWiki on Rocky Linux server. DokuWiki is an opensource software written in PHP that allows users
Cybersecurity Degrees: Nurturing the Next Generation of Cyber Defenders
When it comes to cybersecurity qualifications, the importance of degrees and a clear understanding is what helps to identify what a person can do. The