FreeBSD, HowTos, OpenVPN

Install and Configure OpenVPN Server FreeBSD 12

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koromicha
HowTos, Security

Install Bitwarden Password Manager on Ubuntu 22.04

HowTos, Database, MySQL

Configure Guacamole MySQL Database Authentication

HowTos, Asset Management, OCS Inventory

Install OCS Inventory Server on Debian 12/Debian 11

HowTos, Ansible, Automation, Cloud Compute, OpenStack

Add Controller Nodes into Existing OpenStack Cluster using Kolla-Ansible

Containers

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Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

If you are planning on getting started with Kubernetes, then installing Minikube on Ubuntu 24.04 might be the first step …
backup and restore kubernetes etcd cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

In this blog post, we will dive into Kubernetes disaster recovery strategies, backup and restore etcd, using etcdctl and etcdutl …
Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! Metricbeat provides a flexible and …
Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

nagios docker

Deploy Nagios as a Docker Container

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

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

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

Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

Setup Portainer with SSL Certificates

Setup Portainer with SSL Certificates

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

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

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

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

Security

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Install Wazuh Agent on Rocky Linux 8

How to Install Acunetix on Ubuntu 18.04

Install sysPass Password Manager on Rocky Linux

Most Popular

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wazuh vt
Security, HowTos, Monitoring

Detecting Malicious Files with Wazuh and VirusTotal

Enable Authentication on MongoDB
Database, HowTos

Enable Authentication on MongoDB

install docker ce on debian 12
Containers, Docker, HowTos

How to Install Docker CE on Debian 12

How To Establish A Solid Foundation for Data Security, Privacy, and Confidential
HowTos

How To Establish A Solid Foundation for Data Security, Privacy, and Confidential

configure Postfix to use Gmail App Passwords
HowTos

Configure Postfix to Use Gmail App Passwords

Certifications, Cisco CCNA R&S

How to Pass Cisco 200-150 Exam Using Valid and Updated Exam Dumps?

Install and Setup Wazuh Server in CentOS 8/Fedora 32

Install ModSecurity 3 with Nginx on Debian 12

Why Creating a Secure Password is Crucial

Monitor SSL/TLS Certificate Expiry with Prometheus and Grafana

Install and Use Nikto Web Scanner on Ubuntu 18.04

How to Enable Ping response On IBM QRadar SIEM

Install and Configure Tripwire Security Monitoring tool on CentOS 8

How to Install and Configure Nessus Scanner on Ubuntu 18.04/CentOS 7

Install ModSecurity 3 with Apache in a Docker Container

Integrate Suricata with Wazuh for Log Processing

Install and Configure OpenVPN Client on Rocky Linux 8

Install Apache Web Server on Debian 12

MONITORING

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Configure Filebeat 8 to Write Logs to Specific Index

Configure Filebeat 8 to Write Logs to Specific Index

Kifarunix

This guide will take you through how to configure Filebeat 8 to write logs to …

Install and Setup Nagios

Install and Setup Nagios Core on Ubuntu 20.04

koromicha

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

Install and Setup TIG Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to install and setup TIG Stack …

Install LibreNMS on Linux

Add Hosts to LibreNMS Server for Monitoring

koromicha

In this tutorial, you will learn how to add hosts to LibreNMS server for monitoring. …

Install and Configure Zabbix

Install Zabbix Server on Rocky Linux

koromicha

In this guide, we are going to learn how to install Zabbix server on Rocky …

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 Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora 29

koromicha

In this article, we are going to learn how to install Nagios Plugins and NRPE …

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 …

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 and configure snmp on Linux

Install and Configure SNMP on Ubuntu 22.04/Debian 11

koromicha

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

How to Monitor IT Infrastructure using Checkmk

How to Monitor IT Infrastructure using Checkmk

In this tutorial, you will learn how to monitor IT infrastructure using Checkmk. Checkmk is a free and Open Source …
Install Arkime (Moloch) Full Packet Capture tool on Ubuntu

Install Arkime Full Packet Capture tool on Ubuntu

Welcome to our tutorial on how to install Arkime (Moloch) Full Packet Capture tool on Ubuntu 20.04/Ubuntu 22.04/Ubuntu 18.04. Arkime, …
Install and Configure Wazuh Manager

Install and Configure Wazuh Manager on Ubuntu 22.04

In this tutorial, you will learn how to install and configure Wazuh Manager on Ubuntu 22.04. According to the documentation, …

NETWORKING

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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 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 …
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 …
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 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 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, …
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 …
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 …
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 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 …

STORAGE

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Setup Software RAID on Rocky Linux 8

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

How to Deploy Ceph Storage Cluster on Debian 12

Easy way to Setup NFS Server on Ubuntu 20.04

Configure and Use Ceph Block Device on Linux Clients

Install and Setup BackupPC Server on Ubuntu 20.04

How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

Backup Windows System via SMB Using BackupPC

VIRTUALIZATION

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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 …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Kifarunix

Follow through this step by step guide to lean how to install VirtualBox Guest Additions …

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. …

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 …

Install Debian 10 Buster on VirtualBox

koromicha

In this guide, we are going to learn how to install Debian 10 Buster on …

Install VirtualBox Guest Additions on CentOS 8

koromicha

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

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 …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

You are running a virtual machine on a VirtualBox with multiple snapshots and you want …

genymotion login

Install Genymotion Android Emulator on Ubuntu 20.04

gen_too

Follow through this guide to learn how to install Genymotion Android emulator on Ubuntu 20.04. …

install portainer on Linux

Install Portainer on Debian 11/Debian 10

koromicha

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is …

how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many times, not once, not twice …
Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

How can I setup a Docker swarm? In this tutorial, you will learn how to setup three node Docker swarm …

How to fix QEMU/KVM Not Connected Error on Ubuntu 20.04

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu 20.04. Maybe you have installed …

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