Containers

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Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

In this tutorial, you will learn how to deploy NRPE agent as a Docker container. Docker containers have revolutionized how …
docker hardened images

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

Docker Hardened Images (DHI), launched on May 19, 2025, are revolutionizing software supply chain security as attacks are projected to …
OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

In this blog post, we’ll cover OpenShift Builds and BuildConfig essentials, providing you with the fundamental knowledge and practical steps …

Most Popular

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Install Logstash 9 on Ubuntu/Debian
Monitoring, Elastic Stack, HowTos

Install Logstash 9 on Ubuntu/Debian

monitor docker containers using nagios
Monitoring, Containers, Docker, HowTos

How to Monitor Docker Containers using Nagios

Safely Remove Compute Node from OpenStack Deployment
HowTos, Cloud Compute, OpenStack

Safely Remove Compute Node from OpenStack Deployment

clone kvm virtual machines
KVM, HowTos, Virtualization

How to Clone KVM Virtual Machines

Install ELK Stack 8.x
HowTos, Elastic Stack, Monitoring

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

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage
HowTos, Ceph, Containers, Kubernetes, Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

MONITORING

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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 …

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 …

Install Sensu Agent on Windows systems

Install Sensu Agent on Windows systems

koromicha

This guide is about how to install Sensu agent on Windows systems. To be able …

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 …

Install Grafana Plugins Behind a Proxy server

Install Grafana Plugins Behind a Proxy server

koromicha

This is a quick guide on how to install Grafana plugins behind a proxy server. …

Monitor System Metrics with TICK Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to monitor system metrics with TICK …

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 …

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 …

Install Osquery on Linux

Monitor Windows Systems using Elastic Osquery Manager

gen_too

In this tutorial, you will learn how to monitor Windows systems using Elastic Osquery manager. …

Wazuh siem dashaboard

Install Wazuh SIEM Server on Ubuntu 24.04

Kifarunix

In this tutorial, you will learn how to install Wazuh SIEM server on Ubuntu 24.04. …

Install and Configure Elastic Auditbeat on Ubuntu 18.04

In this guide, we are going to learn how to install and configure Elastic Auditbeat on Ubuntu 18.04. Auditbeat is …
Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

Install and Configure Logstash 7 on Ubuntu 18/Debian 9.8

This guide will focus on how to install and configure Logstash 7 on Ubuntu 18.04/Debian 9.8 as a continuation of …
nagios nrpe

Install Nagios NRPE Agent on Rocky Linux 8

Follow through this guide to learn how to install Nagios NRPE agent on Rocky Linux 8. In order to execute Nagios plugins …

NETWORKING

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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 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 …
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 …
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 …
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 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 …
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 …
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 …
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, …

VIRTUALIZATION

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Install Fedora 30 Workstation on VirtualBox

koromicha

So Fedora 30 has just been released and you would like to try out the …

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 …

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 …

Use VirtualBox VMs on KVM

Use VirtualBox VMs on KVM

koromicha

Do you have some VirtualBox virtual machines that you would like to re-use on your …

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 …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

You are running a virtual machine on a VirtualBox with multiple snapshots and you want …

Install Debian 12 on VirtualBox

Install Debian 12 on VirtualBox

Kifarunix

Follow through this tutorial to learn how to install Debian 12 on VirtualBox. The Debian …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

Kifarunix

How would you configure OpenStack networks for Internet access? Internet access is crucial for various …

perform unattended VM installation on VirtualBox 7

Perform Unattended VM Installation on VirtualBox 7

Kifarunix

What is VirtualBox unattended installation? Follow through this tutorial to learn how to perform unattended …

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. …

How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

Is it possible to rename KVM virtual machine? Yes, follow through this guide to learn how to rename KVM virtual …

Install Ubuntu 20.04 on VirtualBox

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu 20.04 is the next major …
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 …
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