Monitoring, Grafana, HowTos

Install Grafana on Ubuntu 22.04/20.04/18.04

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koromicha
HowTos, Security

Windows Server Security Essentials from Experienced System Administrators

ntpd, HowTos, NTP

Quickly Setup NTP Server using NTPd on Ubuntu 20.04/18.04

Grafana, HowTos, Monitoring, Node Exporter, Prometheus

Integrate Prometheus with Grafana for Monitoring

HowTos

Install DokuWiki on Ubuntu 22.04

Containers

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using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

This tutorial provides a step-by-step guide to using ConfigMaps in Kubernetes. ConfigMaps in Kubernetes are a powerful tool for managing …
Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

How to install Portainer in Docker Desktop? In this tutorial, you will learn how to install Portainer Extension on Docker …
Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

If you are planning on getting started with Kubernetes, then installing Minikube on Ubuntu 24.04 might be the first step …
Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

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

install portainer on Linux

Install Portainer on Ubuntu 22.04

Install and Use Docker on Debian 10 Buster

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Ingress Explained

Kubernetes Ingress Explained: How to Manage External Access to Your Services

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

install docker ce

Install Docker on Rocky Linux 8|9

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

automate tasks in OpenShift with Kubernetes jobs and cron jobs

Automate Tasks in OpenShift with Kubernetes Jobs and Cron Jobs: A Practical Guide

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

Security

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Securely SSH to Remote Host via Multiple Jump Hosts

Process ModSecurity Logs using Wazuh

Tips For Secure Gaming: Why Do You Need a VPN While Playing? 

Most Popular

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Database, HowTos, MariaDB, MySQL

Install MySQL 8 on Fedora 30/Fedora 29

Install MySQL 8 on Oracle Linux 9
HowTos, Database, MySQL

Install MySQL 8 on Oracle Linux 9

automate OpenShift Deployments with GitLab CI/CD pipelines
Containers, HowTos, Kubernetes, OpenShift

Automate OpenShift Deployments with GitLab CI/CD Pipelines

Install Ubuntu 24.04 on VirtualBox
Virtualization, HowTos, VirtualBox

Install Ubuntu 24.04 on VirtualBox

clone kvm virtual machines
KVM, HowTos, Virtualization

How to Clone KVM Virtual Machines

Digital Marketing Skills You Need to Succeed in 2023
HowTos

Digital Marketing Skills You Need to Succeed in 2023

Install and Setup DVWA on Rocky Linux 8

Install Modsecurity with Nginx on Rocky Linux 8

4 Reasons Why Home and Remote Workers Should Use a VPN

When It Comes to Security, Don’t Overlook Your Linux Systems

What are the Benefits Of Using a Password Management For Your Business

Why Creating a Secure Password is Crucial

How to Automate eCryptfs Mounting Procedure

Install and Configure OpenVPN Client on Rocky Linux 8

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

Install and Configure Endian Firewall on VirtualBox

How To Reset Or Recover Root Password On OPNsense

6 Little-Known Things You Can Do With a VPN

MONITORING

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fleet

Install Kolide Fleet Osquery Fleet Manager on Debian 10

koromicha

Welcome to our guide on how to install Kolide Fleet Osquery fleet manager on Debian …

Install Wazuh Agent on pfSense

Install Wazuh Agent on pfSense

gen_too

In this guide, you will learn how to install Wazuh agent on pfSense. pfSense is …

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 …

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 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 Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

koromicha

This guide describes how to install Nagios Plugins from Source RHEL/CentOS/Oracle Linux. In our previous tutorial, …

Install and Configure Zabbix

Install Zabbix Server on Ubuntu 22.04

koromicha

In this guide, we are going to learn how to install Zabbix server on Ubuntu …

Install LibreNMS on Linux

Install LibreNMS on Rocky Linux

koromicha

Follow through this tutorial to learn how to install LibreNMS on Rocky Linux. LibreNMS is …

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora 29

koromicha

In this article, we are going to learn how to install Nagios Plugins and NRPE …

Install and Configure Tripwire Security Monitoring tool on CentOS 8

Jay Decrame

In this tutorial, you will learn how to install and configure Tripwire security monitoring tool …

Install and Setup Nagios

Install and Configure Nagios Core from Repos on Ubuntu 18.04

In this tutorial we are going to learn how to install and configure Nagios Core from Repos on Ubuntu 18.04. …
Install Sysdig system visibility tool on Ubuntu

Install Sysdig System Visibility Tool on Ubuntu 22.04

This tutorial will take you through how to install Sysdig system visibility tool on Ubuntu 22.04. Sysdig is a simple …
Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! Metricbeat provides a flexible and …

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, …
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 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 …
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 …
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 …
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, …
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 …
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 …
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 and Configure BackupPC on Rocky Linux 8

How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

Quick Way to Setup Samba File Server on Debian 10

Configure and Use Ceph Block Device on Linux Clients

How to Start Stop or Restart Ceph Services

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

How to Setup Ceph Admin Node in High Availability

VIRTUALIZATION

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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 …

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 …

How to Install FreeBSD 12 on VirtualBox

koromicha

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD …

Install VirtualBox Guest Additions on Rocky Linux 9

Install Oracle Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to simply install Oracle Linux 9 on …

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 …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Kifarunix

Follow through this step by step guide to lean how to install VirtualBox Guest Additions …

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to …

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 …

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 virtualbox 6.0 6.1

Upgrade VirtualBox 6.0 to 6.1 on Ubuntu Systems

koromicha

With the release of VirtualBox 6.1 and its new major features, you should be planning …

Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. According to Security Onion page, …

Resize Root Partition of VirtualBox VM Snapshot

You are running a virtual machine on a VirtualBox with multiple snapshots and you want to resize the root partition …
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 …

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