Monitoring, Containers, Docker, HowTos

How to Monitor Docker Containers using Nagios

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Kifarunix
Virtualization, HowTos, VirtualBox

Install VirtualBox on Ubuntu 21.04

Security, Antivirus, HowTos

How to Install and Use ClamAV Antivirus on Ubuntu 18.04

Security, HowTos, Monitoring

Install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04

HowTos

Install Wine 6 on Fedora 33

Containers

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monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor Docker containers using Nagios. Monitoring …
How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Can you run WordPress in a Docker container? Yes, follow this tutorial to learn how to deploy WordPress as a …
Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

This guide provides a step-wise tutorial on how to quickly install MySQL 8 on Debian 12. MySQL is a fast, stable and …
Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

install docker ce

Install Docker on Rocky Linux 8|9

Install Helm on Kubernetes Cluster

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

Introduction to Kubernetes: What is it and why do you need it?

Introduction to Kubernetes: What is it and why do you need it?

deploy multinode OpenShift cluster using UPI

How to Deploy Multinode OpenShift Cluster Using UPI/User Provisioned Infrastructure

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

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

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

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

Backup and Restore etcd in OpenShift 4 with Automated Scheduling & S3 Storage Integration

Backup and Restore etcd in OpenShift 4 with Automated Scheduling & S3 Storage Integration

install portainer on Linux

Install Portainer on Rocky Linux

install docker ce on debian 12

How to Install Docker CE on Debian 12

Install and Use Docker on Debian 10 Buster

Security

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How to Monitor OpenVPN Connections using openvpn-monitor tool

Integrate Suricata with Wazuh for Log Processing

Install Apache Web Server on Debian 12

Most Popular

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install Redmine
HowTos

Install Redmine on Rocky Linux 8|Rocky Linux 9

Install Zammad Ticketing System on Ubuntu 20.04
Ticketing Systems, HowTos

Install Zammad Ticketing System on Ubuntu 20.04

Where to Sell CS:GO Skins in 2023
HowTos

Where to Sell CS:GO Skins in 2023

filebeat
HowTos, Elastic Stack, Monitoring

Install and Configure Filebeat on CentOS 8

HowTos, Monitoring, Prometheus

Install and Setup Prometheus on Ubuntu 20.04

Install Malcolm Network Traffic Analysis Tool on Ubuntu 22.04

Install FortiClient VPN Client on Ubuntu 20.04/Ubuntu 18.04

Connect to VPN Automatically on Ubuntu 20.04/18.04

Install OpenVAS 10 (GVM) on Debian 10 Buster

How to Install and Setup AlienVault HIDS Agent on a Windows Host

Setup OpenVPN Server on CentOS 8

Install GVM 21.04 on Rocky Linux 8

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

Detect Changes to Critical Files in Linux using Auditbeat and ELK

Install pfSense Firewall on KVM

Install Kismet on Ubuntu 18.04

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

MONITORING

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Backup and Restore Elasticsearch Index Data

Restore Elasticsearch Snapshot to another Cluster

gen_too

In this tutorial, we will try to show how to restore Elasticsearch snapshot to another …

Setup Kibana Elasticsearch and Fluentd on CentOS 8

koromicha

Hello there. In this tutorial, you will learn how to setup Kibana Elasticsearch and Fluentd …

Install and Configure Wazuh Manager

Install and Configure Wazuh Manager on Ubuntu 22.04

gen_too

In this tutorial, you will learn how to install and configure Wazuh Manager on Ubuntu …

Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Oracle Linux

koromicha

Follow through this tutorial to learn how to install Fleet osquery manager on Oracle Linux. …

velociraptor

Install Velociraptor Client on Linux and Windows Systems

cr00t

In this tutorial, you will learn how to install Velociraptor Client on Linux and Windows …

Configure Log Retention Period in ELK Stack

Configure Log Retention Period in ELK Stack

koromicha

How do I change the log retention policy in elk stack? In this tutorial, you …

Install and Setup NetData on Ubuntu 20.04/18.04

koromicha

In this tutorial, you will learn how to install and setup NetData on Ubuntu 20.04/18.04. …

Install and Configure Zabbix

Install and Configure Zabbix 4.0 from Source on Fedora 29/Fedora 28/CentOS 7

koromicha

Install Zabbix Run the command below to install the Zabbix daemon binaries (zabbix_server, zabbix_agentd, zabbix_proxy) …

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

Kifarunix

In this blog post, you will learn how to enable user workload monitoring in OpenShift …

Install Zabbix Agent on Windows Systems

Install Zabbix Agent on Windows Systems

koromicha

This guide will take you through how to install Zabbix agent on Windows systems. Install …

Install Nagios Core on Debian 10 Buster

In this guide, we are going to learn how to install Nagios Core on Debian 10 Buster from the source. …
nagios nrpe

Install Nagios NRPE Agent on CentOS 8

Follow through this guide to learn how to install Nagios NRPE agent on CentOS 8. In order to execute Nagios …
Install and Configure Zabbix

Install Zabbix Server on Ubuntu 22.04

In this guide, we are going to learn how to install Zabbix server on Ubuntu 22.04. Zabbix is an enterprise …

NETWORKING

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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 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 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 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 …
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 …
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 …
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

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 …
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 …
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 …
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 …

STORAGE

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Install Nextcloud with Nginx and SSL/TLS Certificates on CentOS 8

How to Deploy Ceph Storage Cluster on AlmaLinux

How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

Shrink KVM Virtual Machine LVM Partitioned Disk

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

How to Reset Ceph Dashboard Admin Password

Mount Remote Filesystem Over SSH using SSHFS

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

VIRTUALIZATION

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deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

gen_too

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy …

How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

bullseye 11

Install Debian 11 on VirtualBox

gen_too

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian …

Install Debian 10 Buster on VirtualBox

koromicha

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

Install VirtualBox Guest Additions on AlmaLinux

Install VirtualBox Guest Additions on AlmaLinux

Kifarunix

Follow through this tutorial to learn how to install VirtualBox guest additions on AlmaLinux. We …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

Kifarunix

How would you configure OpenStack networks for Internet access? Internet access is crucial for various …

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. …

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

koromicha

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu …

Install VirtualBox 6.1 on Ubuntu 18.04 Desktop

koromicha

VirtualBox 6.1.0 which is a major update of VirtualBox was released December 10 2019 with quite …

How to Clone a Virtual Machine on VMware ESXi

koromicha

Having trouble with cloning a virtual machine in VMware ESXi? Worry no more. This guide …

How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

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

Install VirtualBox Guest Additions on Ubuntu 20.04

If you have installed Ubuntu 20.04 on VirtualBox, you realize that it is not in fullscreen. In this guide, you …
How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Can you run WordPress in a Docker container? Yes, follow this tutorial to learn how to deploy WordPress as a …

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