Kubernetes, Containers, HowTos, OpenShift

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

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Kifarunix
HowTos

Storage Solutions for Traders For Efficient Trading Platforms

HowTos, VirtualBox, Virtualization

Install Rocky Linux 9 on VirtualBox

HowTos, Security, VPN

VPNs are your Must Have Privacy Tool

Monitoring, HowTos, Nagios

Install and Configure Nagios Core From Source on Ubuntu 18.04

Containers

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Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Welcome to our guide on configuring shared filesystem for Kubernetes on Rook Ceph Storage. In a Kubernetes cluster, the need …
Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

In this guide, you will learn how to automate OpenShift Builds with Git webhooks. Automating builds in OpenShift with Git …
How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

How can you install Resource usage extension on Docker desktop? In this guide, you will learn how to install Docker …
nagios docker

Deploy Nagios as a Docker Container

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

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

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

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

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

How to Migrate ODF from Worker Nodes to Dedicated Storage Nodes on OpenShift 4.x

How to Migrate ODF from Worker Nodes to Dedicated Storage Nodes on OpenShift 4.x

Kubernetes Ingress Explained

Kubernetes Ingress Explained: How to Manage External Access to Your Services

deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

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

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Security

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

How to Enable Ping response On IBM QRadar SIEM

Install TheHive on Ubuntu 22.04/Ubuntu 20.04

Most Popular

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Kubernetes Ingress Explained
Containers, HowTos, Kubernetes

Kubernetes Ingress Explained: How to Manage External Access to Your Services

How to Get Started with Algorithmic Trading 
HowTos

How to Make Stock Trading Algorithms Work for You: a Quick Guide

install docker ce
Containers, Docker, HowTos

Install Docker CE on Ubuntu 20.04

Configure Host-Based Access Control on FreeIPA Server
HowTos, Directory Server, FreeIPA, Identity Management

How to Install FreeIPA Server on Fedora 29/Fedora 28/CentOS 7

install nagios core on centos 9 stream
Monitoring, HowTos, Nagios

Install Nagios Server on CentOS 9 Stream

Install Kismet on Ubuntu 18.04

Install and Configure Wazuh Manager on Ubuntu 22.04

How to Install NSClient Nagios Monitoring Agent on Windows System

Configure IPSEC VPN using StrongSwan on Ubuntu 18.04

Configure Guacamole SSL/TLS with Nginx Reverse Proxy

Install and Setup Suricata on Rocky Linux

How to Install and Setup Tailscale VPN on Debian 12

Detect Changes to Critical Files in Linux using Auditbeat and ELK

Install Malcolm Network Traffic Analysis Tool on Ubuntu 22.04

How to Encrypt Files and Folders with eCryptFS on Ubuntu 18.04

Install and Configure AIDE on Ubuntu 20.04

Setup IPSEC VPN using StrongSwan on Debian 10

MONITORING

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Install Prometheus on Linux

How to Install Prometheus on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install Prometheus on Ubuntu 24.04. Prometheus is an open-source …

Install and Setup Nagios

Install and Setup Nagios on Ubuntu 22.04

Jay Decrame

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

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

Kifarunix

In this blog post, I will walk you through how to implement multi-tenancy on OpenShift …

Import Assets to AlienVault USM/OSSIM using a CSV file

Import Assets to AlienVault USM/OSSIM using a CSV file

koromicha

In this article, we are going to learn how to import assets to AlienVault USM/OSSIM …

Install Elastic Stack 7 on Ubuntu

Install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8

koromicha

Today we are going to learn how to install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8. …

Install and Setup Nagios

Install Nagios Server on CentOS 8

koromicha

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

Install Sampler Shell Command Visualization tool on Linux

koromicha

In this guide, you are going to learn how to install sampler shell command visualization …

Process and Visualize ModSecurity Logs on ELK Stack

Process and Visualize ModSecurity Logs on ELK Stack

gen_too

In this tutorial, you will learn how to process and visualize ModSecurity Logs on ELK …

Install Prometheus on Debian 12

How to Install Prometheus on Debian 12

Kifarunix

In this guide, you will learn how to install Prometheus on Debian 12. Prometheus is an open-source …

install zabbix agent

Compile and Install Zabbix Agent on FreeBSD 12

koromicha

Welcome to our guide on how to compile and install Zabbix Agent on FreeBSD 12. …

Install and Setup Nagios

Install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04

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

Install Graylog 3.0 on CentOS 7

Hello there. Today we are going to learn how to install Graylog 3.0 on CentOS 7. Graylog is a leading …
Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

How to Debug Logstash Grok Filters

Welcome to our guide on how to debug Logstash Grok filters. Grok filter uses regular expressions to parse unstructured event …

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, …
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 …
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 …
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 …
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 …
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 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 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 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 …
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 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 …

STORAGE

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Install ownCloud Desktop Client on CentOS 8

Install ownCloud Desktop Client on Debian 10

How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

How to Migrate ODF from Worker Nodes to Dedicated Storage Nodes on OpenShift 4.x

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Start Stop or Restart Ceph Services

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

Install ownCloud Server on Ubuntu 22.04

VIRTUALIZATION

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Install Kali Linux 2022.2 on VirtualBox

Install Kali Linux 2022.2 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2022.2 on VirtualBox. Kali Linux is …

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

koromicha

Hello there, welcome to this tutorial on how to upload an ISO file to VMware …

AutoStart VirtualBox VMs on System Boot on Linux

AutoStart VirtualBox VMs on System Boot on Linux

koromicha

In this guide, we are going to learn how to autostart VirtualBox VMs on system …

Install VirtualBox Guest Additions on Ubuntu 18.04

Jay Decrame

In this guide, we are going to learn how to install VirtualBox Guest Additions on …

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 …

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. …

Install VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

koromicha

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

Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

koromicha

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with …

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 …

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 …

Use VirtualBox VMs on KVM

Use VirtualBox VMs on KVM

Do you have some VirtualBox virtual machines that you would like to re-use on your KVM? Follow through this guide …
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 …

How to Install FreeBSD 12 on VirtualBox

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD can run well in a …

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