HowTos, Linux Commands, sudo

How to Add Users to sudo group in Linux

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koromicha
Kubernetes, Ceph, Containers, HowTos, Storage

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

HowTos, OpenVPN, Security, VPN

Install Cisco AnyConnect Client on CentOS 8

Storage, HowTos, RAID

Setup Software RAID on Rocky Linux 8

HowTos, ownCloud, Storage

Install ownCloud Server on Debian 10 Buster

Containers

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provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

In this tutorial, you will learn how to provision block storage for Kubernetes on Rook ceph cluster. Rook is an …
Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

In this blog post, we will take you through Kubernetes user management: creating users, groups and service accounts. Kubernetes came …
integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

In this tutorial, you will learn how to integrate OpenShift with Active Directory for authentication. This setup enables users to …
Setup Portainer with SSL Certificates

Setup Portainer with SSL Certificates

Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

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

install portainer on Linux

Install Portainer on Rocky Linux

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

install docker ce

Install Docker on Rocky Linux 8|9

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

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

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

install docker ce on debian 12

How to Install Docker CE on Debian 12

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

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

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Security

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Easily Configure Elasticsearch HTTPS Connection

Install and Use Nikto Web Scanner on Ubuntu 20.04

Most Popular

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Install VirtualBox Guest Additions on Oracle Linux 9
Virtualization, HowTos, VirtualBox

Install VirtualBox Guest Additions on Oracle Linux 9

Storage Solutions for Traders For Efficient Trading Platforms
HowTos

Storage Solutions for Traders For Efficient Trading Platforms

Control NoMachine Ports on Firewall
Remote Desktop, Desktop Environment, HowTos

Control NoMachine Ports on Firewall

Nagios SNMP Monitoring of Linux Hosts
Monitoring, HowTos, Nagios, SNMP

Nagios SNMP Monitoring of Linux Hosts on AlienVault USM/OSSIM

Common Mistakes When Using A White Paper Example
HowTos, Security

Common Mistakes When Using A White Paper Example

squid proxy
Security, HowTos, Proxy

Install and Setup Squid Proxy on Ubuntu 20.04

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

Install Apache Web Server on Debian 12

Securely SSH to Remote Host via Multiple Jump Hosts

Install and Setup Suricata on Rocky Linux

Analyze Network Traffic Using Brim Security

Configure Apache with SSL/TLS Certificates on CentOS 8

Install SpiderFoot on Ubuntu 20.04

Enable SSH 2-Factor Authentication on Ubuntu 18.04

How to Perform System Security Auditing with Lynis on Ubuntu 18.04

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

Send Alert When ClamAV Finds Infected Files on Linux Systems

Detect Changes to Critical Files in Linux using Auditbeat and ELK

MONITORING

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Install Monitorix on Ubuntu 20.04

How to Install Monitorix on CentOS 8

koromicha

In this guide, we are going to learn how to install Monitorix on CentOS 8. Monitorix is …

Install and Setup Nagios

Install and Setup Nagios Core on Ubuntu 20.04

koromicha

In this guide, we will provide a step-by-step tutorial on how to install and setup …

Install Wazuh Agent on RHEL

How to Install Wazuh Agent on RHEL 8/9/10

Kifarunix

In this tutorial, you will learn how to install Wazuh agent on RHEL 8/9/10. Our …

Install ELK Stack 8.x

Install ELK Stack 8.x on Ubuntu 24.04/Ubuntu 22.04

gen_too

In this tutorial, you will learn how to install ELK stack 8.x on Ubuntu 24.04/Ubuntu …

Install and Setup AWStats Log Analyzer on CentOS 8

gen_too

Welcome to our tutorial on how to install and setup AWStats Log Analyzer on CentOS …

Configure Nagios Availability Monitoring on AlienVault

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

koromicha

In this guide, we are going to learn how to configure availability Monitoring on AlienVault …

Install and Setup Prometheus on Ubuntu 20.04

gen_too

In this guide, we are going to learn how to install Prometheus on Ubuntu 20.04. Prometheus is …

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 Wazuh Agents on Ubuntu/Debian

Easy Way to Install Wazuh Agents on Ubuntu/Debian

gen_too

In this tutorial, you will learn how to install Wazuh agents on Ubuntu/Debian systems. Wazuh …

Install and Setup Nagios

Install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04

Jay Decrame

This guide describes how to easily install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04. If …

filebeat

Install and Configure Filebeat on CentOS 8

In this tutorial, we are going to learn how to install and configure Filebeat on CentOS 8. Filebeat is one …
nagios

Add Hosts to Nagios Server For Monitoring

In this guide, we are going to learn how to add hosts to Nagios Server for monitoring. Well, in order …
Easy way to Integrate TheHive with Cortex

Easy way to Integrate TheHive with Cortex

In this tutorial, you will learn how an easy way to integrate TheHive with Cortex. TheHive, an open source and …

NETWORKING

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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 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 …
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 …
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 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 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 …
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 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 …
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, …
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 …
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 …

STORAGE

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Install and Configure BackupPC on Debian 10

Part 1: Integrate OpenStack with Ceph Storage Cluster

How to Access Samba Share on Linux and Windows Systems

Extend OpenShift CoreOS /sysroot Root Filesystem

How to Deploy Ceph Storage Cluster on Rocky Linux

Create RAID Level 10 (RAID 1+0) on Ubuntu 20.04

How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

How to Setup Ceph Admin Node in High Availability

VIRTUALIZATION

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Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

gen_too

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

Install Debian 10 Buster on VirtualBox

koromicha

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

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

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

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. …

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 …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

koromicha

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

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 …

deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

koromicha

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu …

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 …

perform unattended VM installation on VirtualBox 7

Perform Unattended VM Installation on VirtualBox 7

What is VirtualBox unattended installation? Follow through this tutorial to learn how to perform unattended VM installation on VirtualBox 7. …
wubuntu

Install Wubuntu Linux on VirtualBox

Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to wubuntu.org; Wubuntu – Linux with …
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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