HowTos, VirtualBox, Virtualization

Install VirtualBox Guest Additions on Ubuntu 18.04

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Jay Decrame
Security, Encryption, SSL/TLS

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

Security, HowTos, Password Managers, syspass

Install sysPass Password Manager on Debian 11/Debian 10

HowTos

How to Install VS Code on Ubuntu 24.04

HowTos

Install WordPress 5.x with Apache on Fedora 29/Fedora 28

Containers

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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

In this guide, we will cover how to backup applications and persistent volumes in OpenShift with OADP. This is Part …
Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

How can you setup Kubernetes cluster on Ubuntu? In this tutorial, you will learn how to install and setup Kubernetes …
Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

In this tutorial, you will learn how to assign roles to users and groups in Kubernetes cluster. With Kubernetes becoming …
Eliminate Static Secrets from GitLab CI/CD with OpenBao on OpenShift

Eliminate Static Secrets from GitLab CI/CD with OpenBao on OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

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

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

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Security

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Install and Configure AIDE on Ubuntu 18.04

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

Install Zammad Ticketing System on Debian 12

Most Popular

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Cockpit, HowTos, System Manager

Administer Fedora 30/29 from Web using Cockpit

install-and-configure-openshift-odf-ocp
Containers, Ceph, HowTos, Kubernetes, OpenShift, Storage

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

HowTos, BackupPC, Storage

Install and Configure BackupPC on CentOS 8

Install VirtualBox Guest Additions on Linux Mint 21
Virtualization, HowTos, VirtualBox

Install VirtualBox Guest Additions on Linux Mint 21

install apache guacamole
HowTos, Guacamole, Remote Desktop

Configure TOTP Two-Factor Authentication on Apache Guacamole

HowTos, Nessus, Security, Vulnerability Scanners

Install Nessus Professional Scanner on Debian 10

Install and Configure NAXSI Nginx WAF on Ubuntu 18.04 LTS

Install pfSense Firewall on KVM

Quick Way to Install Gophish on Debian 12

Install GVM 21.4 on Ubuntu 20.04

Install and Setup Suricata on Ubuntu 18.04

Basic Operation of Firewalld in Linux

Install ClamAV on Debian 11

Integrate Portainer with OpenLDAP for Authentication

Install and Setup Velociraptor on Ubuntu 20.04

How to Integrate TheHive with MISP

Deploy WordPress using Docker Compose

Install and use ClamAV on Ubuntu 20.04

MONITORING

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Install Icinga 2 on Debian 10 Buster

koromicha

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

Install Wazuh Manager with ELK on Debian

Install and Setup Wazuh Server in CentOS 8/Fedora 32

kaptotonindet

In this tutorial, you will learn how to install and setup Wazuh server in CentOS …

How to Install Osquery on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install osquery on Ubuntu 18.04. …

install zabbix agent

Install Zabbix Agent on CentOS 7 for Zabbix Monitoring

koromicha

Learn how to install Zabbix Agent on CentOS 7 for Zabbix monitoring. In our previous …

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Kifarunix

How do I monitor Docker containers in Grafana? Well, in this tutorial, you will learn …

Deploy Nagios NRPE Agents using Ansible

Deploy Nagios NRPE Agents using Ansible

Kifarunix

In this tutorial, you will learn how to deploy Nagios NRPE Agents using Ansible. Ansible …

Install and Setup Nagios

How to Install Nagios Server on Ubuntu 24.04

Kifarunix

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

Install Elasticsearch 7 on Fedora 30

koromicha

In this guide, you are going to learn how to install Elasticsearch 7 on Fedora …

osquery manager

Integrate Osquery Manager with ELK Stack

gen_too

This guide will take you through how to integrate Osquery manager with ELK Stack. According …

fleet

Install and Enroll Elastic Agents to Fleet Manager in Linux

gen_too

This tutorial will take you through how you can install and enroll Elastic agents to …

Monitor Squid logs with Grafana and Graylog

In this guide, we are going to learn how to monitor squid logs with Grafana and Graylog. You can check …
Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

In this tutorial, you will learn how to deploy NRPE agent as a Docker container. Docker containers have revolutionized how …
install sensu agent ubuntu/debian

Install Sensu Agent on Rocky Linux

This guide will take you through how to install Sensu agent on Rocky Linux systems. In order to start collecting …

NETWORKING

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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, …

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 …
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, …
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 …
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 …
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 …
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 …
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

Securing OpenShift networking with network policies is one of the most critical steps in moving from a flat, permissive cluster …
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 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 …
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 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 …

STORAGE

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Provision Block Storage for Kubernetes on Rook Ceph Cluster

Part 3: Integrate OpenStack with Ceph Storage Cluster

How to Configure NFS Server on Ubuntu 18.04

Install ownCloud Server on Debian 11

Install and Setup BackupPC Server on Ubuntu 20.04

Mount Remote Filesystem Over SSH using SSHFS

Exploring LVM: Learn About Common PV, LV, and VG Attributes | LVM Attributes

Part 1: How to Install and Configure OADP Operator on OpenShift 4

VIRTUALIZATION

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shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Kifarunix

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

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 portainer on Linux

Install Portainer on Rocky Linux

koromicha

In this tutorial, you will learn how to install Portainer on Rocky Linux. Portainer is a …

Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

koromicha

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In …

deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

koromicha

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu …

Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

Kifarunix

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox …

Install VirtualBox 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

Kifarunix

In this post, you will learn how to install VirtualBox 7 on Ubuntu 24.04. Installing …

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Kifarunix

How can you install Docker desktop on Linux? In this tutorial, you will learn how …

install portainer on Linux

Install Portainer on Debian 11/Debian 10

koromicha

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is …

Install VirtualBox Guest Additions on CentOS 8

In our previous guide, we learnt how to Install CentOS 8 on VirtualBox. However, it doesn’t display in full-screen view …
install kvm on ubuntu

How to Install KVM on Ubuntu 24.04

In this tutorial, you will learn how to install KVM on Ubuntu 24.04. KVM (Kernel-based Virtual Machine) is an opensource, …

Install VirtualBox Guest Additions on Debian 10 Buster

So if you have installed Debian 10 Buster on VirtualBox, you might have realized that it is not in full-screen …

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