HowTos

Do You Own An Online Business? Here’s How To Monitor Your Employees

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koromicha
HowTos, VirtualBox, Virtualization

Install Ubuntu 20.04 on VirtualBox

HowTos, Database, MariaDB

Install MariaDB 10.8 on Ubuntu 20.04

HowTos, Elastic Stack, modsecurity, Monitoring, Security

Process and Visualize ModSecurity Logs on ELK Stack

Elastic Stack, HowTos, Monitoring

Update/Change Kibana Visualization Index Pattern

Containers

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Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

In this blog post, we will describe Kubernetes Architecture: a high-level overview of Kubernetes cluster components. Organizations are continually adopting …
role-based access control in kubernetes

Introduction to Role-Based Access Control (RBAC) in Kubernetes

This blog post serves as an introduction to Role-Based Access Control (RBAC) in Kubernetes. It is no doubt that currently, …
kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What is kubeconfig file in a Kubernetes Cluster? If you are just starting out your journey in Kubernetes, it is …
Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

install portainer on Linux

Install Portainer on Rocky Linux

backup and restore kubernetes etcd cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

install docker ce

Install Docker CE on Ubuntu 20.04

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

kubernetes secrets

How to Use Secrets in Kubernetes Applications

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Security

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How to Protect From Identity Theft Online: A Detailed Guide for 2022

Enroll Windows Systems into Osquery Fleet Manager

How to Configure NTP Server on pfSense

Most Popular

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upgrading ubuntu 22.04 to ubuntu 24.04
HowTos

Easily Upgrade Ubuntu 22.04 to Ubuntu 24.04

backup and restore kubernetes etcd cluster
Kubernetes, Containers, HowTos

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

Install and Setup PowerDNS on Ubuntu
HowTos, DNS, PowerDNS

Easily Install and Setup PowerDNS on Ubuntu 22.04

Install MariaDB 11.x on Linux
HowTos, Database, MariaDB

Install MariaDB 10.8 on Ubuntu 20.04

Fix Updating failed. The response is not a valid JSON response.
HowTos, Security

WordPress: Fix Updating failed. The response is not a valid JSON response

Install NoMachine on Ubuntu
HowTos, Remote Desktop

Install NoMachine on Debian 12

How to Automate eCryptfs Mounting Procedure

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

How to Reset Ceph Dashboard Admin Password

Install OSSEC Agent on CentOS 8

Install sysPass Password Manager on Ubuntu 18.04

Install OSSEC Agent on Debian 10 Buster

Basic Operation of Firewalld in Linux

How to Add and Scan a Target for Vulnerabilities on OpenVAS Scanner

Install and Setup OpenVAS 9 Vulnerability Scanner on Ubuntu 18.04

Install Osquery on Ubuntu 20.04

Configure IPSEC VPN using StrongSwan on Ubuntu 18.04

Configure Guacamole SSL/TLS with Nginx Reverse Proxy

MONITORING

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filebeat

Easy way to Configure Filebeat-Logstash SSL/TLS Connection

koromicha

In this tutorial, we will show you an easy way to configure Filebeat-Logstash SSL/TLS Connection. …

Monitor System Metrics with TICK Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to monitor system metrics with TICK …

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 NSClient Nagios Monitoring Agent on Windows System

How to Install NSClient Nagios Monitoring Agent on Windows System

koromicha

In this tutorial, we are going to learn how to install NSClient Nagios monitoring agent …

ntopng

Install ntopng on Rocky Linux 8

gen_too

This guide will take you through how to install ntopng on Rocky Linux 8. ntopng …

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. …

Install Elastic Stack 7 on Ubuntu

Install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8

koromicha

Today we are going to learn how to install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8. …

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 …

logstash elasticsearch authentication

Configure Logstash Elasticsearch Basic Authentication

gen_too

This tutorial will show you how you can easily configure Logstash Elasticsearch Basic authentication. If …

filebeat

Configure Filebeat-Elasticsearch Authentication

gen_too

This tutorial will take you through how you can configure filebeat-elasticsearch authentication. You realize that …

ossec

Install OSSEC Agent on Rocky Linux 8

This guide presents a step-by-step tutorial on how to install OSSEC Agent on Rocky Linux 8. OSSEC is an Open Source Host …

Install and Setup TIG Stack on Ubuntu 20.04

In this tutorial, we are going to learn how to install and setup TIG Stack on Ubuntu 20.04. TIG stack …
Install LibreNMS on Linux

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS is a fully featured MySQL/PHP …

NETWORKING

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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 …
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 …
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 …
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 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 …
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 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 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 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 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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Install and Setup BackupPC Server on Ubuntu 20.04

Mount Remote Filesystem Over SSH using SSHFS

Install and Configure BackupPC on CentOS 8

How to Move Linux OS Installation to Another Drive

Backup Windows System via SMB Using BackupPC

How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Install ownCloud Server on Debian 12

VIRTUALIZATION

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Install Debian 10 Buster on VirtualBox

koromicha

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

Create and Upload Custom Linux Image into OpenStack

Create and Upload Custom Linux Image into OpenStack

koromicha

In this tutorial, you will learn how to create and upload custom Linux image into …

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. …

Install Ubuntu 20.04 on VirtualBox

koromicha

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

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 …

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 Fedora 31/32

koromicha

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

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 …

How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

koromicha

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox …

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 NixOS with Gnome Desktop on VirtualBox

Install NixOS with Gnome Desktop on VirtualBox

In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. NixOS, a Linux distribution based …
Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

In this tutorial, you will learn on how to easily install Solaris 11.4 on VirtualBox. Oracle Solaris is the trusted …
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, …

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