Security, HowTos, Monitoring

Install and Setup Velociraptor on Ubuntu 20.04

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gen_too
Elastic Stack, Monitoring

Restore Elasticsearch Snapshot to another Cluster

, Encryption, Enigmail, Security

Encrypt Emails using Enigmail on Thunderbird

HowTos

5 Tips to Write an Excellent Essay

Containers

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Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

How can you setup Kubernetes cluster on Ubuntu? In this tutorial, you will learn how to install and setup Kubernetes …
Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

This tutorial provides a step-by-step guide on how to install Kubernetes Metrics server on a Kubernetes cluster. Kubernetes Metrics Server …
Configure OpenShift 4 Image Registry Persistent Storage with ODF

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

This guide walks you through how to configure OpenShift 4 image registry persistent storage with ODF. After deploying OpenShift 4 …
install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Configure OpenShift 4 Image Registry Persistent Storage with ODF

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

automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

install portainer on Linux

Install Portainer on Debian 11/Debian 10

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

install portainer on Linux

Install Portainer on Rocky Linux

Security

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Connect to OpenVPN using Network Manager on CentOS 8/Ubuntu 18.04

Install OpenVAS 9 with PostgreSQL in Ubuntu 18.04

Why Cybersecurity Investments Are Non-Negotiable for Modern Businesses

Most Popular

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upgrading ubuntu 22.04 to ubuntu 24.04
HowTos

Easily Upgrade Ubuntu 22.04 to Ubuntu 24.04

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

Install VirtualBox Guest Additions on Rocky Linux 9

Install Zammad Ticketing System on Debian 10
Ticketing Systems, HowTos

Install Zammad Ticketing System on Debian 10

How to Configure Apache Tomcat with HTTPS
Security, HowTos, SSL/TLS

How to Configure Apache Tomcat with HTTPS

install mssql-server on Linux
HowTos, Database

Install Microsoft SQL Server 2017 on Fedora 29/CentOS 7

install dokuwiki on Ubuntu
HowTos, wiki

Install and Setup DokuWiki on Ubuntu 20.04

How to Install and Setup GRR clients on Ubuntu 18.04/Debian 9

How to Integrate ELK Stack with TheHive

Integrate sysPass with OpenLDAP for Authentication

How To Ensure Top Security For Your Business

Install and Configure Tripwire Security Monitoring tool on CentOS 8

Setup IPSec VPN server with Libreswan on Rocky Linux

How to Install and Setup AlienVault HIDS Agent on a Windows Host

Quick Way to Install Gophish on Debian 12

Install Request Tracker on AlmaLinux/Rocky Linux

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

Qualities To Look For When Choosing The Right VPN Service

Why Cybersecurity Investments Are Non-Negotiable for Modern Businesses

MONITORING

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Install and Setup Nagios

Install and Configure Nagios Core from Repos on Ubuntu 18.04

koromicha

In this tutorial we are going to learn how to install and configure Nagios Core …

filebeat kafka connection

Complete Guide: Configuring Filebeat to Send Logs to Kafka

Kifarunix

How can I configure Filebeat to send logs to Kafka? This is a complete guide …

Setup Kibana Elasticsearch and Fluentd on CentOS 8

koromicha

Hello there. In this tutorial, you will learn how to setup Kibana Elasticsearch and Fluentd …

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 zabbix agent

Install Zabbix Agent on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Zabbix Agent on Debian …

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 …

Integrate Prometheus with Grafana for Monitoring

koromicha

This guide will take you through how to integrate Prometheus with Grafana for Monitoring. As …

Install and Configure Elastic Auditbeat on Ubuntu 18.04

Jay Decrame

In this guide, we are going to learn how to install and configure Elastic Auditbeat …

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 …

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Kifarunix

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! …

Install Sensu Go Ubuntu/debian/rocky

Install Sensu Go on Debian 11

Follow through this tutorial to learn how to install Sensu Go on Debian 11. Sensu is an opensource infrastructure and …
Configure Log Retention Period in ELK Stack

Configure Log Retention Period in ELK Stack

How do I change the log retention policy in elk stack? In this tutorial, you will learn how to configure …
monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor Docker containers using Nagios. Monitoring …

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, …
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 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 …
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 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 …
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 …
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 …
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 …
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 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 …
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

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Install and Setup Ceph Storage Cluster on Ubuntu 20.04

How to Configure NFS Server on Ubuntu 18.04

Install ownCloud Desktop Client on Ubuntu 20.04

Provision Block Storage for Kubernetes on Rook Ceph Cluster

How to Setup Ceph Admin Node in High Availability

Create LVM Logical Volumes in Linux

Install and Configure BackupPC on Rocky Linux 8

Part 3: Integrate OpenStack with Ceph Storage Cluster

VIRTUALIZATION

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Upgrade Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

koromicha

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many …

clone kvm virtual machines

How to Clone KVM Virtual Machines

koromicha

What is the quick and easy way to clone KVM virtual machines? In this guide, …

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 OPNsense on VirtualBox

How to Install OPNsense on VirtualBox

koromicha

In this tutorial, we are going to learn how to install OPNsense on VirtualBox. OPNsense …

Install VirtualBox Extension Pack on VirtualBox 6.0

koromicha

Welcome to our tutorial on how install VirtualBox extension pack on VirtualBox 6.0. This guide …

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 portainer on Linux

Install Portainer on Debian 11/Debian 10

koromicha

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is …

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Kifarunix

In this tutorial, we will walk you through the steps of creating KVM virtual machines …

Install and Configure Endian Firewall on VirtualBox

Install and Configure Endian Firewall on VirtualBox

Welcome to our guide on how to install and configure Endian Firewall on VirtualBox. Endian Firewall Community (EFW) is an …
kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need Guest additions installed on the …
Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

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

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