HowTos

Understanding Red Hat Satellite: A Detailed Guide to Its Architecture and Key Features

BY
Kifarunix
HowTos, KVM, Virtualization

How to fix QEMU/KVM Not Connected Error on Ubuntu 20.04

HowTos

Beyond Compliance: Unraveling the Impactful Realm of Audit and Assurance

HowTos, Rsyslog, Syslog

Install and Setup Adiscon LogAnalyzer on CentOS 8

Containers, HowTos, Kubernetes

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Containers

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Deploy an OpenShift Cluster Using Agent-Based Installer

How to Deploy an OpenShift Cluster Using Agent-Based Installer (Bootable ISO, KVM & Bare Metal)

In this guide, you will learn how to deploy an OpenShift cluster using Agent-based installer. Last month, I spent three …
install portainer on Linux

Install Portainer on Ubuntu 22.04

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a self-service container service delivery platform …
docker hardened images

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

Docker Hardened Images (DHI), launched on May 19, 2025, are revolutionizing software supply chain security as attacks are projected to …
How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

How to Migrate ODF from Worker Nodes to Dedicated Storage Nodes on OpenShift 4.x

How to Migrate ODF from Worker Nodes to Dedicated Storage Nodes on OpenShift 4.x

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Security

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Install Passbolt on Debian 12

Install Osquery on Rocky Linux 8

Cybersecurity In The Home: 3 Steps Households Can Take

Most Popular

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The Importance Of Data Protection For Your Business
HowTos

The Importance Of Data Protection For Your Business

Install Grafana on Ubuntu
Monitoring, Grafana, HowTos

Install Grafana on Ubuntu 22.04/20.04/18.04

Install IBM QRadar Community Edition SIEM on VirtualBox
Security, Firewall, QRadar, SIEM

How to Enable Ping response On IBM QRadar SIEM

How to Integrate TheHive with MISP
Security, HowTos, Monitoring

How to Integrate TheHive with MISP

HowTos, Security

Install and Configure AIDE on Ubuntu 20.04

Visualize WordPress User Activity Logs on ELK Stack
Elastic Stack, HowTos, Monitoring

Visualize WordPress User Activity Logs on ELK Stack

Top 8 Security Skills To Prevent Cyber Threats

Install VeraCrypt on Debian 11

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Install and Setup Squid Proxy on Ubuntu 20.04

Install SpiderFoot on Ubuntu 20.04

Enforce Password Complexity Policy On Ubuntu 18.04

Install LibModsecurity with Apache on Ubuntu 18.04

Configure Ubuntu 20.04 as Linux Router

Why Cybersecurity Investments Are Non-Negotiable for Modern Businesses

Install ClamAV on Rocky Linux 8

Detect Changes to Critical Files in Linux using Auditbeat and ELK

Setup Multinode Elasticsearch 8.x Cluster

MONITORING

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Install MISP on Ubuntu 22.04/Ubuntu 20.04

Install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04

gen_too

In this tutorial, you will learn how to install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04. …

check mk agents

How to Install Checkmk Monitoring Agents on Linux

koromicha

In this tutorial, you will learn how to install Checkmk monitoring agents on Linux. Monitoring …

Update/Change Kibana Visualization Index Pattern

Update/Change Kibana Visualization Index Pattern

gen_too

In this tutorial, you will learn how to update/change kibana visualization index pattern. Kibana is a …

install icinga2/icingaweb2

How to Install Icinga 2 and Icinga Web 2 on Ubuntu 18.04 LTS

koromicha

In this tutorial, we are going to learn how to install Icinga 2 and Icinga …

Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

Kifarunix

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu …

install and configure snmp on Linux

Install and Configure SNMP on Ubuntu 22.04/Debian 11

koromicha

In this guide, we are going to learn how to install and configure SNMP on …

Easily Configure Elasticsearch HTTPS Connection

Easily Configure Elasticsearch HTTPS Connection

Kifarunix

In this tutorial, you will learn how to easily configure Elasticsearch HTTPS Connection. You can …

Install Monitorix on Ubuntu 20.04

Install Monitorix on Debian 10

koromicha

This guide provides a step by step tutorial on how to install Monitorix on Debian …

Install and Setup Nagios

Install and Setup Nagios on Ubuntu 22.04

Jay Decrame

In this guide, we will provide a step-by-step tutorial on how to install and setup …

nagios rocky

Install Nagios Plugins on Rocky Linux 8

gen_too

This guide will walk you through how to install Nagios Plugins on Rocky Linux 8. …

How to Install Osquery on Ubuntu 18.04

In this guide, we are going to learn how to install osquery on Ubuntu 18.04. Osquery is an opensource tool …
Setup Multi-node Elasticsearch Cluster

Setup Multi-node Elasticsearch Cluster

In this guide, we are going to learn how to setup multi-node Elasticsearch cluster. This guide has been tested on …

Install Icinga 2 on Debian 10 Buster

In this guide, we are going to learn how to install Icinga 2 on Debian 10 Buster. Icinga 2 is …

NETWORKING

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install wireshark on Linux

Install Wireshark on Ubuntu 22.04

In this guide, you will learn how to install Wireshark on Ubuntu 22.04. Wireshark is the world’s foremost and widely-used …
Configure Static IP Addresses using Netplan on Ubuntu

Configure Static IP Addresses using Netplan on Ubuntu

How to set static IP addresses using Netplan on Ubuntu? In this tutorial, you will learn how to configure static …
install wireshark on Linux

Install Latest Wireshark on Ubuntu 18.04

In this guide, we are learn how to install latest Wireshark on Ubuntu 18.04. Wireshark is the world’s foremost and …
Create Virtual/Secondary IP addresses on an Interface in Linux

Create Virtual/Secondary IP addresses on an Interface in Linux

Follow through this tutorial to learn how to create virtual/secondary IP addresses on an interface in Linux. This enables you …
Useful Facts About Setting Up Mobile Rugged Servers

Useful Facts About Setting Up Mobile Rugged Servers

Modern warfare is evolving. Having boots on the ground is still the most important component of winning any conflict, however, …
Easy way to Test Internet Speed on Linux Terminal

Easy way to Test Internet Speed on Linux Terminal

In this tutorial, we will show you an easy way to test Internet speed on Linux terminal. More often than …

Install and Setup OpenVPN Server on Fedora 29/CentOS 7

In this guide, we are going to learn how to Install and Setup OpenVPN Server on Fedora 29/CentOS 7. OpenVPN …
Install and use NMCLI tool on Debian Linux

Connect to WiFi in Linux Using NMCLI command

This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line …
install Malcolm network traffic analysis tool on Ubuntu

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

In this tutorial, you will learn how to analyze PCAP files using Malcolm network traffic analysis tool. Malcolm can be …
Set Static Routes via an Interface/IP on CentOS/Ubuntu

Set Static Routes via an Interface/IP on CentOS/Ubuntu

In this tutorial, you will learn how to set static routes via an interface/IP on CentOS/Ubuntu systems. In a network, …
How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary? Well, in one way or another, you …
Install and use NMCLI tool on Debian Linux

Install and use NMCLI tool on Debian Linux

In this tutorial, we provide a step by step guide on how to install and use NMCLI tool on Debian …

STORAGE

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How to Access Samba Share on Linux and Windows Systems

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

Install and Setup Rsyslog Server on Ubuntu 22.04

Setup GlusterFS Distributed Replicated Volume on CentOS 8

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Part 3: Integrate OpenStack with Ceph Storage Cluster

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

VIRTUALIZATION

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Install VirtualBox Guest Additions on Ubuntu 18.04

Jay Decrame

In this guide, we are going to learn how to install VirtualBox Guest Additions on …

Install and Configure Endian Firewall on VirtualBox

Install and Configure Endian Firewall on VirtualBox

koromicha

Welcome to our guide on how to install and configure Endian Firewall on VirtualBox. Endian …

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Kifarunix

In this tutorial, we will walk you through the steps of creating KVM virtual machines …

Install Ubuntu 20.04 on VirtualBox

koromicha

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu …

kali linux 2021.3 desktop

Easily Install Kali Linux 2021.3 on VirtualBox

gen_too

In this tutorial, you will learn how to install Kali Linux 2021.3 on VirtualBox. Kali Linux is …

Upgrade Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

kaptotonindet

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. VirtualBox …

How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

koromicha

Is it possible to rename KVM virtual machine? Yes, follow through this guide to learn …

Install KVM on Oracle Linux

Install KVM on Oracle Linux

koromicha

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an …

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

How can I setup a Docker swarm? In this tutorial, you will learn how to setup three node Docker swarm …
shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, this is an almost mission …

Install Debian 10 Buster on VirtualBox

In this guide, we are going to learn how to install Debian 10 Buster on VirtualBox. Debian 10 Buster has …

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