HowTos, Encryption, Security

Install and Setup VeraCrypt on Ubuntu 22.04/Ubuntu 20.04

BY
koromicha
HowTos, Database

Install PostgreSQL on Rocky Linux 8

Database, HowTos, PHP, phpMyAdmin

Install latest phpMyAdmin on CentOS 8

HowTos, , Ubuntu 18.04

Configure Postfix to Use Gmail SMTP on Ubuntu 18.04

CMS, HowTos

Install WonderCMS on Debian 10 Buster

Containers

More
deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

In this guide, you will learn how to easily deploy AWX on Kubernetes cluster using AWX Operator. AWX is an …
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 …
Scale OpenShift Data Foundation Storage on Bare Metal

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

In this guide, you will learn how to recover and expand OpenShift Data Foundation storage on bare metal from diagnosing …
Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

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

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

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

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

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

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 WordPress using Docker compose

Deploy WordPress using Docker Compose

role-based access control in kubernetes

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

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

install docker ce

Install and Use Docker CE on CentOS 8

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

Security

More

How to Integrate ELK Stack with TheHive

Install Wazuh Agent on pfSense

Enable SSH 2-Factor Authentication on Ubuntu 18.04

Most Popular

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Send Alert When ClamAV Finds Infected Files on Linux Systems
Monitoring, HowTos, Security

Send Alert When ClamAV Finds Infected Files on Linux Systems

nagios
Monitoring, HowTos, Nagios

Install Nagios on Debian 11

libreswan pfsense ipsec vpn 1
HowTos, Firewall, pfSense, Security, VPN

Configure Site-to-Site IPSec VPN on pfSense and Libreswan

HowTos, Linux Commands

Installing Perf Performance Analysis Tool on Ubuntu 18.04

Install and Setup OCS NG Inventory Server
HowTos, Asset Management, OCS Inventory

Install OCS Inventory Agent on Debian 12|11|10

Install MongoDB on Debian 10
Database, HowTos

Install MongoDB on Debian 10

Easily Configure Elasticsearch HTTPS Connection

Configure LibModsecurity with Apache on CentOS 8

Configure APT Proxy on Debian 10 Buster

Install and Setup Squid Proxy on Debian 11/10

Install and Setup Suricata on CentOS 8

Windows Server Security Essentials from Experienced System Administrators

Install pfSense Firewall on KVM

Enable SSH 2-Factor Authentication on Ubuntu 18.04

How to Set Up Your Own Proxy

Basic Operation of Firewalld in Linux

How to Install OSSEC Agent on Solaris 11.4

6 Tools That Can Help Protect Your Sensitive Business Information

MONITORING

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Setup Multi-node Elasticsearch Cluster

How to Setup Multinode Elasticsearch 9 Cluster

Kifarunix

Follow through this tutorial to learn how to setup multinode Elasticsearch 9 cluster. As of …

Enable Rsyslog Logging on Debian 12

Enable Rsyslog Logging on Debian 12

Kifarunix

This step by step tutorial will take you through how to enable Rsyslog logging on …

grafana server

Install Grafana on Rocky Linux 8

gen_too

In this guide, we are going to learn how to install Grafana on Rocky Linux …

Install LibreNMS on Linux

Add Hosts to LibreNMS Server for Monitoring

koromicha

In this tutorial, you will learn how to add hosts to LibreNMS server for monitoring. …

Install latest Grafana on Debian 10

Install latest Grafana on Debian 10

koromicha

In this tutorial, you will learn how to install latest Grafana on Debian 10. Grafana is …

Install Nagios Core on FreeBSD 13

Install Nagios Core on FreeBSD 13

koromicha

In this guide, we are going to learn how to install Nagios Core on FreeBSD …

Install Osquery on Ubuntu 20.04

Enroll Osquery Hosts on Fleet Manager

koromicha

In this tutorial, you will learn how to add or enroll Osquery hosts on Fleet …

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 …

Install ELK Stack 8.x

Install ELK Stack 8 on Debian 12

Kifarunix

In this tutorial, you will learn how to install ELK stack 8 on Debian 12 …

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 …

Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to use custom index. Elastic Beats …
Install Prometheus on Linux

How to Install Prometheus on Ubuntu 24.04

In this guide, you will learn how to install Prometheus on Ubuntu 24.04. Prometheus is an open-source systems and service monitoring system. …
Install and Configure Zabbix

Install Zabbix Server on Debian 10 Buster

In this guide, we are going to learn how to install Zabbix server on Debian 10 Buster. Zabbix is an …

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 …
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 …
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 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 …
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 …
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 …
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, …
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 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 …

STORAGE

More

How to Access Samba Share on Linux and Windows Systems

Install and Setup Ceph Storage Cluster on Ubuntu 20.04

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

Mount Remote Filesystem Over SSH using SSHFS

Install and Setup GlusterFS Storage Cluster on CentOS 8

Install and Setup Rsyslog Server on Ubuntu 22.04

Setup Software RAID on Ubuntu 20.04

How to Install BackupPC on Debian 12

VIRTUALIZATION

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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 …

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 …

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 …

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 Ubuntu 20.04 on VirtualBox

koromicha

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

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 VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Oracle Linux …

kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

Kifarunix

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with …

Start and Stop KVM Virtual Machines from Command Line

Start and Stop KVM Virtual Machines from Command Line

koromicha

This guide will take you through how to start and stop KVM virtual machines from …

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 …

install ubuntu 25.04 on virtualbox

How to Install Ubuntu 25.04 on VirtualBox: A Step-by-Step Guide

Wondering how to install Ubuntu 25.04 on VirtualBox? Ubuntu 25.04, codenamed “Plucky Puffin,” is the latest iteration of Canonical’s renowned …
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 …
Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

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

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