HowTos, Security

Install and Configure Snort 3 on Ubuntu 22.04

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koromicha
HowTos

Install Webmin on Debian 11

Storage, HowTos, RAID

Setup Software RAID on Rocky Linux 8

OpenShift, CICD, Containers, HowTos, Kubernetes, NFS, Storage

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

HowTos, Database, MariaDB

Install MariaDB 11 on Debian 11/Debian 10

Containers

More
Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

In this tutorial, you will learn how to gracefully remove worker node from Kubernetes cluster. If you are managing a …
Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

Can docker Desktop connect to remote host? Yes. Follow through this guide to learn how to connect to Remote Docker …
How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

In this tutorial, you will learn how to integrate MinIO S3 storage with Kubernetes/OpenShift. MinIO is a high-performance, S3-compatible object …
how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

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

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

Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

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

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

Kubernetes Ingress Explained

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

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

install portainer on Linux

Install Portainer on Rocky Linux

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

Install and Use Docker on Debian 10 Buster

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

how Kubernetes assigns pods to nodes

How Kubernetes Schedules Pods: A Step-by-Step Guide for Beginners

How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Security

More

Configure Guacamole SSL/TLS with Nginx Reverse Proxy

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

How to Encrypt Data at Rest on Ceph Cluster OSD

Most Popular

More
HowTos

How to Improve Your Business With Web Services

install java
HowTos, Java

Install Java 11 on Debian 9.8/Ubuntu 18.04

Quickly Install MySQL 8 on Debian 12
HowTos, Containers, Database, Docker, MySQL

Quickly Install MySQL 8 on Debian 12

Install and Setup LEMP Stack on
HowTos, LEMP Stack

Install LEMP Stack with MySQL 8 on Fedora 30/Fedora 29

lvm arch
Storage, HowTos, LVM

Create LVM Logical Volumes in Linux

Setup Multi-node Elasticsearch Cluster
HowTos, Monitoring, Security

Setup Multinode Elasticsearch 8.x Cluster

Install TheHive on Ubuntu 22.04/Ubuntu 20.04

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

Install LibModsecurity with Apache on Ubuntu 20.04

Configure strongSwan VPN Client on Ubuntu 18.04/CentOS 8

Generate Wildcard SSL Certificates for Elasticsearch

How to Install Wazuh SIEM Server on RHEL 9/RHEL 10

Install Fleet Osquery Manager on Ubuntu 20.04/Ubuntu 22.04

Install and Configure AlienVault OSSIM on VirtualBox

Quick Guide: Configure Apache Kafka SSL/TLS Encryption for Enhanced Security

Install and Setup Lynis Security Auditing tool on Ubuntu 20.04

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

Assign Static IP Addresses for OpenVPN Clients

MONITORING

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Nagios SNMP Monitoring of Linux Hosts

Nagios SNMP Monitoring of Linux Hosts on AlienVault USM/OSSIM

koromicha

In this guide, we are going to learn how to configure Nagios SNMP monitoring of …

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

gen_too

In this tutorial, you will learn how to monitor changes to critical files on Windows …

Install and Configure AlienVault HIDs Agent on a Linux Host

How to Install and Configure AlienVault HIDs Agent on a Linux Host

koromicha

In this tutorial, we are going to learn how to install and configure AlienVault HIDS …

Easily Configure Elasticsearch HTTPS Connection

Easily Configure Elasticsearch HTTPS Connection

Kifarunix

In this tutorial, you will learn how to easily configure Elasticsearch HTTPS Connection. You can …

Configure Filebeat 8 to Write Logs to Specific Index

Configure Filebeat 8 to Write Logs to Specific Index

Kifarunix

This guide will take you through how to configure Filebeat 8 to write logs to …

Install Sampler Shell Command Visualization tool on Linux

koromicha

In this guide, you are going to learn how to install sampler shell command visualization …

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

koromicha

This guide will focus on how to install Logstash 7 on Fedora 30/Fedora 29/CentOS 7 …

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Kifarunix

How to check Docker CPU and memory usage? In this tutorial, you will learn how …

Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Debian 10

koromicha

In this tutorial, you will learn how to install Fleet osquery manager on Debian 10. …

Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

Kifarunix

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu …

Install and Configure Telegraf on FreeBSD 12

Welcome to our guide on how to install and configure Telegraf on FreeBSD 12. If you are looking at collecting …
integrate Suricata with Wazuh for log processing

Integrate Suricata with Wazuh for Log Processing

Follow through this tutorial to learn how to integrate Suricata with Wazuh for log processing. With its ability to write …
wazuh agents

Install Wazuh Agent on Rocky Linux 8

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

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 …
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 …
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, …
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 …
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 …
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 …
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 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 …
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 …

STORAGE

More

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

Install and Configure NFS Server on RHEL/CentOS

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

Install and Configure BackupPC as a Backup Server on Ubuntu 18.04

VIRTUALIZATION

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Install NixOS with Gnome Desktop on VirtualBox

Install NixOS with Gnome Desktop on VirtualBox

Kifarunix

In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. …

Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

koromicha

In this tutorial, you learn how to install Ubuntu 21.04 Desktop on VirtualBox. The latest …

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 …

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 …

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

kaptotonindet

This is a simple tutorial on an easy way to extend KVM virtual machine disk …

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Kifarunix

How can you install Resource usage extension on Docker desktop? In this guide, you will …

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 …

Install Kali Linux 2022.2 on VirtualBox

Install Kali Linux 2022.2 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2022.2 on VirtualBox. Kali Linux is …

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 …

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, …
deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy “is a free, very fast …
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 …

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