HowTos, Security

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HowTos

2024 Tutorial: Easiest Way to Remote Control Laptops

Security, HowTos, Monitoring

Install and Setup Velociraptor on Ubuntu 20.04

HowTos

Safe And Secured Platforms To Buy Bitcoin In 2022

HowTos

Install NetBeans IDE on Rocky Linux 8

Containers

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Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Introduction In today’s rapidly evolving technological landscape, serverless computing has emerged as a game-changer, redefining the way developers build and …
Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

If you are planning on getting started with Kubernetes, then installing Minikube on Ubuntu 24.04 might be the first step …
How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

In this blog post, we will run through how to set up alerting in OpenShift 4. After configuring monitoring and …
how Kubernetes assigns pods to nodes

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

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

install portainer on Linux

Install Portainer on Ubuntu 22.04

Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

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

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

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

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Security

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Enable SSH 2-Factor Authentication on Ubuntu 18.04

How to Install RTIR Module on Request Tracker [2025]

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

Most Popular

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Deploy ELK Stack 8 on Docker Containers
Monitoring, Containers, Docker, Elastic Stack, HowTos

Deploy ELK Stack 8 Cluster on Docker Containers

HowTos, OpenVPN, Security, VPN

4 Reasons Why Home and Remote Workers Should Use a VPN

Setup Rsyslog Server on Ubuntu 20.04
Rsyslog, HowTos, Syslog

Setup Rsyslog Server on Ubuntu 20.04

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HowTos

Useful Web Design Tips To Help You Improve Your Online Business

Linux Commands, HowTos

Install Cheat Command on Ubuntu 20.04

Apache, Web Servers

Install Apache on Fedora 30

Install and Use Nikto Web Scanner on Ubuntu 18.04

Install reNgine on Ubuntu 20.04|Ubuntu 18.04

Install and Setup Suricata on Ubuntu 18.04

Why Creating a Secure Password is Crucial

The Role of a Strategic Cybersecurity Strategy in Ensuring Business Continuity

Automount LUKS Encrypted Device in Linux

Top 15 Emerging Technology in Cybersecurity

Configure Ubuntu 20.04 as Linux Router

Integrate sysPass with OpenLDAP for Authentication

Install and Setup VeraCrypt on Linux Mint 21

How to Configure NTP Server on pfSense

Install ClamAV on Rocky Linux 8

MONITORING

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Monitor OpenVPN Connections with Prometheus and Grafana

koromicha

Welcome to our tutorial on how to monitor OpenVPN connections with Prometheus and Grafana. Grafana is …

Install Monitorix on Ubuntu 20.04

Install Monitorix on Ubuntu 20.04

koromicha

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

nagios nrpe

Install Nagios NRPE Agent on CentOS 8

koromicha

Follow through this guide to learn how to install Nagios NRPE agent on CentOS 8. …

install zabbix agent

Install Zabbix Agent on CentOS 7 for Zabbix Monitoring

koromicha

Learn how to install Zabbix Agent on CentOS 7 for Zabbix monitoring. In our previous …

export Kibana search results to CSV/Excel file

Easily Export Kibana Search Results to CSV/Excel file

Kifarunix

How can i easily export Kibana search results to CSV/Excel file? Well, that is an …

ossec

Install OSSEC Agent on Rocky Linux 8

gen_too

This guide presents a step-by-step tutorial on how to install OSSEC Agent on Rocky Linux …

Monitor Linux Hosts using Nagios check_by_ssh Plugin

Monitor Linux Hosts using Nagios check_by_ssh Plugin

koromicha

Welcome to our tutorial on how to monitor Linux Hosts using Nagios check_by_ssh plugin. This …

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 Osquery on Linux

Install Osquery on Debian 10 Buster

koromicha

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

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins on CentOS 8

koromicha

This guide will walk you through how to install Nagios Plugins on CentOS 8. Nagios …

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 on Docker Containers

How to run single node ELK stack 8 on Docker? In this tutorial, you will learn how to deploy ELK …
velociraptor

Install Velociraptor Client on Linux and Windows Systems

In this tutorial, you will learn how to install Velociraptor Client on Linux and Windows Systems. Velociraptor endpoint agents are …
Install and Configure Zabbix

Install Zabbix Server on Rocky Linux

In this guide, we are going to learn how to install Zabbix server on Rocky Linux. Zabbix is an enterprise …

NETWORKING

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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 …
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 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 …
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 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 …
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 …
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, …
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 …
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, …
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 …

STORAGE

More

How Install and Configure iSCSI Storage server on CentOS 7

How to Reduce or Shrink Physical Volume in Linux

Part 3: Integrate OpenStack with Ceph Storage Cluster

Install and Setup Ceph Storage Cluster on Ubuntu 22.04

How to Install MinIO Object Storage Server on RHEL 9

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Install and Setup BackupPC Server on Ubuntu 20.04

Install and Setup GlusterFS Storage Cluster on CentOS 8

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 …

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 …

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 kvm on ubuntu

How to Install KVM on Ubuntu 24.04

Kifarunix

In this tutorial, you will learn how to install KVM on Ubuntu 24.04. KVM (Kernel-based …

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 …

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

gen_too

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy …

Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

koromicha

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

Install KVM on Oracle Linux

Install KVM on Oracle Linux

koromicha

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an …

Install VirtualBox Guest Additions on Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Kifarunix

Follow through this tutorial to learn how you can easily install VirtualBox guest additions on …

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, …

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

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

In this tutorial, we will walk you through the steps of creating KVM virtual machines with Kickstart. If you are …
Install VirtualBox Guest Additions on Rocky Linux 9

Install Oracle Linux 9 on VirtualBox

In this tutorial, you will learn on how to simply install Oracle Linux 9 on VirtualBox. With Oracle Linux 9 now …

Install VirtualBox Extension Pack on VirtualBox 6.0

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

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