Monitoring, Elastic Stack, HowTos

Configure Filebeat 8 to Write Logs to Specific Index

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Kifarunix
HowTos, Monitoring

Install and Configure SNMP on Rocky Linux 8/9

HowTos

How to Install Slack on Ubuntu 24.04

HowTos, Monitoring, Prometheus

Install and Configure Prometheus on Debian 9

HowTos, Security, VPN

Install FortiClient VPN Client on Ubuntu 20.04/Ubuntu 18.04

Containers

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automate tasks in OpenShift with Kubernetes jobs and cron jobs

Automate Tasks in OpenShift with Kubernetes Jobs and Cron Jobs: A Practical Guide

In this guide, we’ll explore how to set up and automate tasks in OpenShift with Kubernetes jobs and cron jobs. …
Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

In this guide, we will explain OpenShift Security Context Constraints (SCCs) in simple terms. SCCs are essential components of OpenShift …
Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

In this tutorial, you will learn how to install Fedora CoreOS on KVM using an ISO file. Fedora CoreOS is a minimal, …
install docker ce

Install and Use Docker CE on CentOS 8

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

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

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Security

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Install and Setup VeraCrypt on Rocky Linux

Integrate Portainer with OpenLDAP for Authentication

Is a Firewall Box All You Need for Home and Small Office Security?

Most Popular

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AnyDesk, Remote Desktop

Install AnyDesk on Fedora 30/29/CentOS 7

wireguard
Security, HowTos, VPN

Install WireGuard VPN Server on Rocky Linux

Deploy Apps on OpenShift Using BuildConfig
Containers, HowTos, Kubernetes, OpenShift

How to Deploy Apps on OpenShift Using BuildConfig: A Step-by-Step Guide (2025)

integrate Suricata with Wazuh for log processing
HowTos, Monitoring, Security

Integrate Suricata with Wazuh for Log Processing

php debian 11
HowTos, PHP

Install PHP 7.1/7.2/7.3/7.4 on Ubuntu 22.04

Install VirtualBox Guest Additions on Linux Mint 21
Virtualization, HowTos, VirtualBox

Install VirtualBox Guest Additions on Linux Mint 21

Top 15 Emerging Technology in Cybersecurity

Installing Metasploit on Ubuntu 18.04 LTS

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

Install and Setup Velociraptor on Ubuntu 18.04

Install and Setup Velociraptor on Debian 10

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

Process ModSecurity Logs using Wazuh

How to Use VeraCrypt on Command Line to Encrypt Drives on Ubuntu

Install and Setup Lynis Security Auditing tool on CentOS 8

Check SSL Certificate Expiry Date from Certificate File

How to Set System Wide Proxy in Ubuntu 18.04

How to Add and Scan a Target for Vulnerabilities on OpenVAS Scanner

MONITORING

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filebeat

Install Filebeat 8 on Debian 12

Kifarunix

How can I install Filebeat 8 on Debian 12? Well, the installation of Filebeat 8 …

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 and Configure Prometheus on Debian 9

koromicha

In this guide, we are going to learn how to install and configure Prometheus on …

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

koromicha

This guide describes how to install Nagios Plugins from Source RHEL/CentOS/Oracle Linux. In our previous tutorial, …

nagios rocky

Install Nagios Server on Rocky Linux 8

gen_too

In this guide, you will learn how to install Nagios Server on Rocky Linux 8. Nagios provides …

Backup and Restore Elasticsearch Index Data

Restore Elasticsearch Snapshot to another Cluster

gen_too

In this tutorial, we will try to show how to restore Elasticsearch snapshot to another …

install icinga2/icingaweb2

How to Install Icinga 2 and Icinga Web 2 on Ubuntu 18.04 LTS

koromicha

In this tutorial, we are going to learn how to install Icinga 2 and Icinga …

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

Kifarunix

How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to …

Visualize WordPress User Activity Logs on ELK Stack

Visualize WordPress User Activity Logs on ELK Stack

gen_too

In this tutorial, you will learn how to visualize WordPress user activity logs on ELK …

nagios

Add Hosts to Nagios Server For Monitoring

koromicha

In this guide, we are going to learn how to add hosts to Nagios Server …

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 …
Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Debian 10

In this tutorial, you will learn how to install Fleet osquery manager on Debian 10. With the official retirement of …
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 …

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, …
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 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 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, …

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 …
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 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 …
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 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 …

STORAGE

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Install ownCloud Server on Ubuntu 22.04

Install Nextcloud with Nginx and SSL/TLS Certificates on CentOS 8

How to Deploy Ceph Storage Cluster on AlmaLinux

Install and Setup Rsyslog Server on Ubuntu 22.04

Quick Way to Setup Samba File Server on Debian 10

How to Reset Ceph Dashboard Admin Password

Install ownCloud Desktop Client on CentOS 8

Part 1: Integrate OpenStack with Ceph Storage Cluster

VIRTUALIZATION

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upgrade virtualbox 6.0 6.1

Upgrade VirtualBox 6.0 to 6.1 on Ubuntu Systems

koromicha

With the release of VirtualBox 6.1 and its new major features, you should be planning …

Install VirtualBox Guest Additions on Rocky Linux 9

Install Oracle Linux 9 on VirtualBox

koromicha

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

Change Windows Boot Device from IDE to Virtio on KVM

Change Windows Boot Device from IDE to Virtio on KVM

koromicha

In this tutorial, you will learn how to change Windows boot device from IDE to …

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 …

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

koromicha

In this tutorial, you will learn how to upgrade VirtualBox 6.x to VirtualBox 7.x on …

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

koromicha

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need …

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

gen_too

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

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 …

Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

Kifarunix

In this tutorial, you will learn on how to easily install Solaris 11.4 on VirtualBox. …

clone kvm virtual machines

How to Clone KVM Virtual Machines

What is the quick and easy way to clone KVM virtual machines? In this guide, we’ll explore the step-by-step procedure …
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 …
install kvm on ubuntu

How to Install KVM on Ubuntu 24.04

In this tutorial, you will learn how to install KVM on Ubuntu 24.04. KVM (Kernel-based Virtual Machine) is an opensource, …

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