HowTos, Security

Get the Most Out of Your Penetration Testing Services: Tips and Tricks

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koromicha
Storage, Ceph, HowTos

Install and Setup Ceph Storage Cluster on Ubuntu 22.04

HowTos

Install Nagios Plugins on CentOS 9 Stream

HowTos

Install Apache Maven on Rocky Linux 8

OpenShift, Containers, HowTos, Kubernetes

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Containers

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

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

In this blog post, you’ll learn how to patch sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX to secure your …
Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

In this guide, you will learn how to recover and expand OpenShift Data Foundation storage on bare metal from diagnosing …
kubernetes secrets

How to Use Secrets in Kubernetes Applications

In this blog post, you will learn how to use Secrets in Kubernetes applications. In Kubernetes, managing configuration data and …
kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

automate tasks in OpenShift with Kubernetes jobs and cron jobs

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

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Eliminate Static Secrets from GitLab CI/CD with OpenBao on OpenShift

Eliminate Static Secrets from GitLab CI/CD with OpenBao on OpenShift

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

install docker ce on debian 12

How to Install Docker CE on Debian 12

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

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

Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

Configure CloudBees CI High Availability for Managed Controllers on OpenShift

How to Configure CloudBees CI High Availability for Managed Controllers on OpenShift

Install Minikube on Debian 12

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

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

Security

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Install and Setup Passbolt Password Manager on Ubuntu 20.04

Cyber Security: 6 Reasons Why It Is Crucial for Your Business

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

Most Popular

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Effectively Restore Your Lost Data
HowTos

How To Effectively Restore Your Lost Data And Failed Hard Disk Drivers

Generate Wildcard SSL Certificates for Elasticsearch
Security, Elastic Stack, HowTos, SSL/TLS

Generate Wildcard SSL Certificates for Elasticsearch

Install VirtualBox Guest Additions on Oracle Linux 9
Virtualization, HowTos, VirtualBox

Install VirtualBox Guest Additions on Oracle Linux 9

How To Use Data Recovery Software?
HowTos

How To Use Data Recovery Software?

How To Manage Your Business Better And Be More Successful
HowTos

How To Manage Your Business Better And Be More Successful

List of top 10 Tips to Protect your Privacy Online
HowTos, Security, VPN

List  of top 10 Tips to Protect your Privacy Online

Install and Setup VeraCrypt on Rocky Linux

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

Install and Configure Squid Proxy on Fedora 29/Fedora 28/CentOS 7

Install and Configure Squid Proxy on CentOS 8

How to Automate eCryptfs Mounting Procedure

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

Setup IPSec VPN server with Libreswan on Rocky Linux

How to Encrypt Files and Folders with eCryptFS on Ubuntu 18.04

Scan a Web Application Using Acunetix Scanner

What are the Benefits Of Using a Password Management For Your Business

Creating Custom Nessus Scan Policy Templates

Install Arkime Full Packet Capture tool on Ubuntu

MONITORING

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Send Alert When ClamAV Finds Infected Files on Linux Systems

Send Alert When ClamAV Finds Infected Files on Linux Systems

gen_too

In this tutorial, you will learn how to send alert when ClamAV finds infected files …

Install Elastic Stack 7 on Ubuntu

Install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8

koromicha

This tutorial will guide on how to install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8. …

logstash elasticsearch authentication

Configure Logstash Elasticsearch Basic Authentication

gen_too

This tutorial will show you how you can easily configure Logstash Elasticsearch Basic authentication. If …

Install Elastic Stack 7 on Ubuntu

Installing ELK Stack on CentOS 8

koromicha

Welcome to our guide on installing ELK Stack on CentOS 8. ELK is the acronym …

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

Kifarunix

This step-by-step guide provides an easy way to install Kubernetes dashboard on Ubuntu 22.04/20.04. Installing …

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. …

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 …

fleet

Install and Enroll Elastic Agents to Fleet Manager in Linux

gen_too

This tutorial will take you through how you can install and enroll Elastic agents to …

Install Osquery on Ubuntu 20.04

Install Osquery on Ubuntu 20.04

koromicha

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

Install LibreNMS on Linux

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

koromicha

Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS …

Metricbeat System Host overview ECS Elastic

Monitor Linux System Metrics with ELK Stack

In this tutorial, you will learn how to monitor Linux system metrics with ELK Stack. ELK Stack, or if you …
Install Sysdig system visibility tool on Ubuntu

Install Sysdig System Visibility Tool on Ubuntu 22.04

This tutorial will take you through how to install Sysdig system visibility tool on Ubuntu 22.04. Sysdig is a simple …
install zabbix agent

Install Zabbix Agent on Ubuntu 22.04/Debian 11

In this tutorial, you will learn how to easily install Zabbix agent on Ubuntu 22.04/Debian 11. Install Zabbix Agent on …

NETWORKING

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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 …
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 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 …
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 …
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 …
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 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 …

STORAGE

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Install and Configure BackupPC on CentOS 8

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

Easily Install and Configure Samba File Server on Ubuntu 20.04

Install and Setup GlusterFS Storage Cluster on CentOS 8

Setup GlusterFS Distributed Replicated Volume on CentOS 8

Part 1: Integrate OpenStack with Ceph Storage Cluster

Configure and Use Ceph Block Device on Linux Clients

How to Install MinIO on Ubuntu 24.04: A Step-by-Step Guide

VIRTUALIZATION

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Install OPNsense on VirtualBox

How to Install OPNsense on VirtualBox

koromicha

In this tutorial, we are going to learn how to install OPNsense on VirtualBox. OPNsense …

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to …

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Kifarunix

How can you install Resource usage extension on Docker desktop? In this guide, you will …

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 …

clone kvm virtual machines

How to Clone KVM Virtual Machines

koromicha

What is the quick and easy way to clone KVM virtual machines? In this guide, …

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 CentOS 8

koromicha

In our previous guide, we learnt how to Install CentOS 8 on VirtualBox. However, it …

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 …

kali linux 2021.3 desktop

Install Kali Linux 2020.3 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2020.3 on VirtualBox. Kali …

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 …

install portainer on Linux

Install Portainer on Rocky Linux

In this tutorial, you will learn how to install Portainer on Rocky Linux. Portainer is a self-service container service delivery platform …
Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox is a general-purpose full virtualizer …
Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux 9. We are installing the …

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