HowTos, Ubuntu 18.04

How to Configure RainLoop Web mail Client on Ubuntu 18.04

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koromicha
Security, HowTos, VPN

Install WireGuard VPN Client Ubuntu 24.04

HowTos

Install MariaDB 10.5 on FreeBSD 13

HowTos, LAMP Stack, MySQL, PHP

Install LAMP Stack on Ubuntu 22.04

HowTos, DNS, PowerDNS

Easily Install PowerDNS Admin on Debian 11/Debian 10

Containers

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Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Welcome to our guide on configuring shared filesystem for Kubernetes on Rook Ceph Storage. In a Kubernetes cluster, the need …
backup and restore kubernetes etcd cluster

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

In this blog post, we will dive into Kubernetes disaster recovery strategies, backup and restore etcd, using etcdctl and etcdutl …
Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

This tutorial provides a comprehensive guide on understanding deployments in Kubernetes. Deployments in Kubernetes play a crucial role in managing …
Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

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

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

Automate OpenShift Builds with Git Webhooks

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

Install and Run MariaDB as a Docker Container

Install Fedora CoreOS on KVM Using an ISO File

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

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

install docker ce

Install Docker CE on Ubuntu 20.04

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

automate tasks in OpenShift with Kubernetes jobs and cron jobs

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

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Security

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Essential Cybersecurity Measures for Small Businesses

How to Perform System Security Auditing with Lynis on Ubuntu 18.04

Install OpenVAS 9 with PostgreSQL in Ubuntu 18.04

Most Popular

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Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux
HowTos, Monitoring, Nagios

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

Install Passbolt on Debian 12
Security, HowTos, Password Managers, Password Policies

Install Passbolt on Debian 12

HowTos

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

HowTos, HAProxy, Load Balancers

Install HAProxy on Rocky Linux 8

Install and Setup OpenLDAP Server
HowTos, Directory Server, OpenLDAP

Install and Setup OpenLDAP Server on Debian 11

HowTos

Install Nexus Repository Manager on Debian 11

Install Wazuh Agent on Rocky Linux 8

Install ModSecurity with Apache on Debian 12

Install and Setup OpenVPN Server on Ubuntu 20.04

Install GVM 21.04 on Debian 11/Debian 10

Configure SSH Local Port Forwarding in Linux

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

How to Scan a Remote Host using Nessus Vulnerability Scanner

Website Security Testing: What Is It and Why Is It Important?

Install Cortex on Ubuntu 22.04/Ubuntu 20.04

Enforce Password Complexity Policy On CentOS 7/RHEL Derivatives

Encrypt Files and Directories with eCryptFS on Ubuntu 20.04

Fix AlienVault HIDS Events Displaying 0.0.0.0 as IP Address

MONITORING

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Install Grafana on Ubuntu

Install Grafana on Ubuntu 22.04/20.04/18.04

koromicha

In this guide, we are going to learn how to install Grafana on Ubuntu 22.04/20.04/18.04 …

nagios rocky

Install Nagios Server on Rocky Linux 8

gen_too

In this guide, you will learn how to install Nagios Server on Rocky Linux 8. Nagios provides …

Monitor Linux System Metrics with Prometheus Node Exporter

koromicha

In this tutoria, we are going to learn how to monitor Linux system metrics with …

Enable HTTPS Connection Between Elasticsearch Nodes

Enable HTTPS Connection Between Elasticsearch Nodes

gen_too

In this tutorial, you will learn how to enable HTTPS connection between Elasticsearch nodes. One …

Configure Grafana Email Alerting

Configure Grafana Email Alerting

gen_too

In this tutorial, you will learn how to configure Grafana Email alerting. Grafana alerting allows …

setup highly available Elasticsearch cluster with Keepalived

Setup Highly Available Elasticsearch Cluster with Keepalived

Kifarunix

Step through this guide to learn how to setup highly available Elasticsearch cluster with Keepalived. …

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 OSSEC HIDS Agent

Install OSSEC HIDS Agent on Ubuntu 20.04

koromicha

This tutorial will guide you on how to install OSSEC HIDS agent on Ubuntu 20.04 …

How to Copy Kibana Dashboard to Another Kibana Space

How to Copy Kibana Dashboard to Another Kibana Space

koromicha

Is it possible to copy Kibana dashboard to another Kibana Space? Yes, definitely. In this …

Full Automation of Nagios Monitoring Setup with Ansible

Full Automation of Nagios Monitoring Setup with Ansible

Kifarunix

In this guide, we’ll walk you through the full automation of Nagios monitoring setup using …

auditbeat 1

Detect Changes to Critical Files in Linux using Auditbeat and ELK

In this tutorial, you will learn how to detect changes to critical files in Linux using Auditbeat and ELK. Auditbeat …
nagios nrpe

Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

In this tutorial, we are going to learn how to install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux. Nagios Remote Plugin …
Configure ELK Stack Alerting with ElastAlert

Configure ELK Stack Alerting with ElastAlert

Welcome to our tutorial on how to configure ELK Stack alerting with ElastAlert. As much as ELK Stack enables you …

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 …
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 …
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 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 …
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 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 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 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

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Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

How to Encrypt Data at Rest on Ceph Cluster OSD

Easy Way to Extend KVM Virtual Machine Disk Size

Easy way to Install ownCloud Desktop Client on Debian 12

Install and Configure iSCSI Storage Server on Ubuntu 24.04

Install and Setup GlusterFS Storage Cluster on CentOS 8

How to Install BackupPC on Debian 12

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

VIRTUALIZATION

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Install Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

Kifarunix

How to install Linux Mint Cinnamon virtual machine? Follow through this tutorial to learn an …

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

koromicha

Hello there, welcome to this tutorial on how to upload an ISO file to VMware …

Install VirtualBox Guest Additions on Debian 10 Buster

koromicha

So if you have installed Debian 10 Buster on VirtualBox, you might have realized that …

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, …

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Kifarunix

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

Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

Kifarunix

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

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 …

kali linux 2021.3 desktop

Upgrade Kali Linux 2021.3 to 2021.4

koromicha

Learn how to upgrade Kali Linux 2021.3 to 2021.4. Kali Linux 2021.4 has just been …

Easily Access Shared Folder on Linux VirtualBox VM

Easily Access Shared Folder on Linux VirtualBox VM

koromicha

In this tutorial, you will learn how to setup and easily access shared folder on …

AutoStart VirtualBox VMs on System Boot on Linux

AutoStart VirtualBox VMs on System Boot on Linux

koromicha

In this guide, we are going to learn how to autostart VirtualBox VMs on system …

How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox 6.0 on Ubuntu 16.04. Oracle …
kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with Terraform. If you are creating …
List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

Follow through this guide to learn how to list running and stopped vms on KVM. KVM, an acronym for Kernel-based …

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