Monitoring, Elastic Stack, HowTos, Wazuh

Easy Way to Install Wazuh Agents on Ubuntu/Debian

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gen_too
HowTos

Install DokuWiki on Ubuntu 22.04

Monitoring, Elastic Stack, HowTos, Security, SSL/TLS

Complete Guide: Configuring Filebeat to Send Logs to Kafka

Security, HowTos, Monitoring, OSSEC

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

GoAccess, HowTos, Monitoring

Install GoAccess On Fedora 30/Fedora 29

Containers

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how Kubernetes assigns pods to nodes

How Kubernetes Schedules Pods: A Step-by-Step Guide for Beginners

In this guide, we’ll walk you through how Kubernetes schedules Pods, from creation to running on a node. Kubernetes is …
Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

This blog post will take you through Kubernetes resource optimization with Vertical Pod Autoscaler. Managing resource allocation efficiently in Kubernetes …
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 …
deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

install docker ce

Install Docker CE on Ubuntu 20.04

Configure OpenShift 4 Image Registry Persistent Storage with ODF

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

Setup Portainer with SSL Certificates

Setup Portainer with SSL Certificates

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

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

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

Configure HTPasswd Identity Provider in OpenShift 4.x

Step-by-Step Guide: How to Configure HTPasswd Identity Provider in OpenShift 4.x

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

install portainer on Linux

Install Portainer on Ubuntu 22.04

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

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

Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

Install Helm on Kubernetes Cluster

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

install portainer on Linux

Install Portainer on Rocky Linux

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Security

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Install OSSEC Agent on Debian 10 Buster

Configure IPSEC VPN using StrongSwan on Ubuntu 18.04

Install WireGuard VPN Client on Rocky Linux/Ubuntu/Debian

Most Popular

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Easily Install FortiClient VPN on Oracle Linux
Security, HowTos, VPN

Easily Install FortiClient VPN on Oracle Linux

HowTos, Remote Desktop, Ubuntu 18.04

How to Install and Use NoMachine Remote Desktop Tool on Ubuntu 18.04

What Should Companies Do To Increase IT Safety
HowTos, Security

What Should Companies Do To Increase IT Safety

Install VirtualBox Guest Additions on Rocky Linux 8
Virtualization, HowTos, VirtualBox

Install VirtualBox Guest Additions on Rocky Linux 8

nikto
Security, HowTos, Vulnerability Scanners

Install Nikto Web Scanner on Rocky Linux 8

provision Block Storage for Kubernetes on Rook Ceph Cluster
HowTos, Ceph, Containers, Kubernetes, Storage

Provision Block Storage for Kubernetes on Rook Ceph Cluster

6 Tools That Can Help Protect Your Sensitive Business Information

WordPress: Fix Updating failed. The response is not a valid JSON response

Generate Wildcard SSL Certificates for Elasticsearch

Install Metasploit on Debian 11/Debian 10

Install and Setup Suricata on CentOS 8

Install Wazuh SIEM Server on Ubuntu 24.04

Install and Enroll Elastic Agents to Fleet Manager in Linux

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

Install Kali Linux 2020.3 on VirtualBox

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

Install and Setup GVM 11 on Ubuntu 20.04

MONITORING

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How to Install Osquery on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install osquery on Ubuntu 18.04. …

integrate Suricata with Wazuh for log processing

Integrate Suricata with Wazuh for Log Processing

gen_too

Follow through this tutorial to learn how to integrate Suricata with Wazuh for log processing. …

Backup and Restore Elasticsearch Index Data

Backup and Restore Elasticsearch Index Data

gen_too

In this blog post, you will learn how to backup and restore Elasticsearch Index data. …

Install and Configure Nagios Core From Source on Ubuntu 18.04

Install and Configure Nagios Core From Source on Ubuntu 18.04

koromicha

In this tutorial we are going to learn how to install and Configure Nagios Core …

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Kifarunix

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

Update/Change Kibana Visualization Index Pattern

Update/Change Kibana Visualization Index Pattern

gen_too

In this tutorial, you will learn how to update/change kibana visualization index pattern. Kibana is a …

Generate Wildcard SSL Certificates for Elasticsearch

Generate Wildcard SSL Certificates for Elasticsearch

Kifarunix

Is there an easy way to generate wildcard SSL certificates for Elasticsearch? Yes, definitely. The …

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 Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

Kifarunix

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu …

auditbeat 1

Detect Changes to Critical Files in Linux using Auditbeat and ELK

gen_too

In this tutorial, you will learn how to detect changes to critical files in Linux …

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

How to run ELK stack on Docker? In this tutorial, we are going to learn how to deploy a single …
nagios rocky

Install Nagios Server on Rocky Linux 8

In this guide, you will learn how to install Nagios Server on Rocky Linux 8. Nagios provides enterprise-class Open Source IT monitoring, …
velociraptor

Install Velociraptor Client on Linux and Windows Systems

In this tutorial, you will learn how to install Velociraptor Client on Linux and Windows Systems. Velociraptor endpoint agents are …

NETWORKING

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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 …
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 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 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 …
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 …
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 …
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 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 …
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 …
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 …

STORAGE

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

How to Start Stop or Restart Ceph Services

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Install ownCloud Server on Debian 11

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

Setup Replicated GlusterFS Volume on Ubuntu

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

Configure ownCloud OpenLDAP Authentication

VIRTUALIZATION

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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 …

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 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 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 …

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 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 …

Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

kaptotonindet

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. VirtualBox …

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 …

Install KVM on Oracle Linux

Install KVM on Oracle Linux

koromicha

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an …

Install VirtualBox Guest Additions on Ubuntu 20.04

koromicha

If you have installed Ubuntu 20.04 on VirtualBox, you realize that it is not in …

AutoStart VirtualBox VMs on System Boot on Linux

AutoStart VirtualBox VMs on System Boot on Linux

In this guide, we are going to learn how to autostart VirtualBox VMs on system boot on Linux. On a …

Install VirtualBox on Debian 11 Desktop

In this tutorial, you will learn how to install VirtualBox on Debian 11 desktop version. VirtualBox is a general-purpose full …

How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox 6.0 on Ubuntu 16.04. Oracle …

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