HowTos

Install Apache Maven on Rocky Linux 8

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koromicha
HowTos, Proxy, Security

Configure APT Proxy on Debian 10 Buster

HowTos, Security, WAF

Install LibModsecurity with Apache on Ubuntu 18.04

HowTos, Monitoring

Install Zabbix Server on Ubuntu 22.04

HowTos

Install and Setup Teleport Access Plane on Linux

Containers

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deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy “is a free, very fast …
Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

This guide provides a step-wise tutorial on how to quickly install MySQL 8 on Debian 12. MySQL is a fast, stable and …
Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

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

In this guide, we’ll walk you through the process of provisioning Kubernetes Persistent Volumes with CephFS CSI Driver. CephFS is …
Configure OpenShift 4 Image Registry Persistent Storage with ODF

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

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

deploy multinode OpenShift cluster using UPI

How to Deploy Multinode OpenShift Cluster Using UPI/User Provisioned Infrastructure

role-based access control in kubernetes

Introduction to Role-Based Access Control (RBAC) in Kubernetes

install docker ce

Install and Use Docker CE on CentOS 8

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

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

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

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

install docker ce on debian 12

How to Install Docker CE on Debian 12

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

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

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

Security

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How to Install Sophos AntiVirus on Ubuntu 18.04

Configure Guacamole SSL/TLS with Nginx Reverse Proxy

Scan a Web Application Using Acunetix Scanner

Most Popular

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CloudBees CI Active Directory Integration: How to Configure Secure Authentication
Containers, CICD, HowTos, OpenShift

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

Install Latest Google Chrome Browser on Debian 10
HowTos

Install Google Chrome on Rocky Linux 8

Install and Setup Tailscale VPN on Debian 12
Security, HowTos, VPN

How to Install and Setup Tailscale VPN on Debian 12

How Marketing Messages Can Help Your Product Reach More People
HowTos

How Marketing Messages Can Help Your Product Reach More People

install couchbase server centos rockylinux
HowTos, Database

Install Couchbase Server on CentOS/Rocky Linux

List Running and Stopped VMS on KVM
KVM, HowTos, Virtualization

List Running and Stopped VMS on KVM

How to Install and Setup Tailscale VPN on Debian 12

Easily Install FortiClient VPN on Oracle Linux

Install OpenVPN Server on Debian 11/Debian 10

Basic Operation of Firewalld in Linux

Install Nessus Professional Scanner on Debian 10

How to Install OSSEC Agent on Solaris 11.4

Encrypt Emails using Enigmail on Thunderbird

Setup OpenVPN Server on CentOS 8

How to Integrate TheHive with MISP

Encrypt Drives with LUKS in Linux

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

Install OpenVAS 9 with PostgreSQL in Ubuntu 18.04

MONITORING

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Install and Setup NetData on Ubuntu 20.04/18.04

koromicha

In this tutorial, you will learn how to install and setup NetData on Ubuntu 20.04/18.04. …

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

gen_too

How to run ELK stack on Docker? In this tutorial, we are going to learn …

Setup Kibana Elasticsearch and Fluentd on CentOS 8

koromicha

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

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Kifarunix

How to check Docker CPU and memory usage? In this tutorial, you will learn how …

Install OSSEC Agent on Solaris

How to Install OSSEC Agent on Solaris 11.4

koromicha

In this tutorial, we are going to learn how to install OSSEC agent on Solaris …

How to Integrate ELK Stack with TheHive

How to Integrate ELK Stack with TheHive

gen_too

In this tutorial, we are going to learn how to integrate ELK stack with TheHive. …

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Kifarunix

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how …

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 …

Install and Configure Prometheus on Debian 9

koromicha

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

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

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

Kifarunix

In this blog post, we will run through how to set up alerting in OpenShift …

Install Grafana on Debian 12

How to Install Grafana on Debian 12

In this guide, we will provide step-by-step instructions on how to install Grafana on Debian 12. Grafana is a powerful …
Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

In this tutorial, you will learn how to monitor changes to critical files on Windows systems using Wazuh and ELK …
Install Grafana Plugins Behind a Proxy server

Install Grafana Plugins Behind a Proxy server

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

NETWORKING

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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 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, …
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 …
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 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 …
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 …
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 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 …
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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Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

Exploring LVM: Learn About Common PV, LV, and VG Attributes | LVM Attributes

How to Reset Ceph Dashboard Admin Password

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

How to Access Samba Share on Linux and Windows Systems

Install and Configure BackupPC on Debian 10

Install ownCloud Server on Debian 12

How to Install MinIO Object Storage Server on RHEL 9

VIRTUALIZATION

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install ubuntu 25.04 on virtualbox

How to Install Ubuntu 25.04 on VirtualBox: A Step-by-Step Guide

Kifarunix

Wondering how to install Ubuntu 25.04 on VirtualBox? Ubuntu 25.04, codenamed “Plucky Puffin,” is the …

Install VirtualBox on Debian 11 Desktop

gen_too

In this tutorial, you will learn how to install VirtualBox on Debian 11 desktop version. …

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 Fedora 30 Workstation on VirtualBox

koromicha

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

install portainer on Linux

Install Portainer on Ubuntu 22.04

koromicha

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a …

Create and Upload Custom Linux Image into OpenStack

Create and Upload Custom Linux Image into OpenStack

koromicha

In this tutorial, you will learn how to create and upload custom Linux image into …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

koromicha

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

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. …

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 VirtualBox Guest Additions on AlmaLinux

Install VirtualBox Guest Additions on AlmaLinux

Kifarunix

Follow through this tutorial to learn how to install VirtualBox guest additions on AlmaLinux. We …

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, …
List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

Follow through this guide to learn how to list running and stopped vms on KVM. KVM, an acronym for Kernel-based …
kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2021.3

In this tutorial, you will learn how to install VirtualBox guest additions on Kali Linux 2021.3. Guest additions offers many …

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