HowTos, Database, MySQL, PHP, WordPress

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koromicha
HowTos

How To Use Data Recovery Software?

Security, HowTos, RHEL, SSH

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

Security, OPNsense, VirtualBox, Virtualization

How to Install OPNsense on VirtualBox

HowTos

Install Java 11|Java 17|Java 18 on Rocky Linux

Containers

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kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two …
Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

In this tutorial, we will provide you with a step-by-step guide on deploying an application on Kubernetes cluster. Kubernetes is …
Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

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

In this guide, we’ll walk you through the step-by-step process of how to safely upgrade kubeadm Kubernetes cluster. Upgrading a …
monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

install docker ce on debian 12

How to Install Docker CE on Debian 12

Install and Run MariaDB as a Docker Container

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

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

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

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

how Kubernetes assigns pods to nodes

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

install docker ce

Install and Use Docker CE on CentOS 8

Security

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Enable SSH 2-Factor Authentication on Ubuntu 18.04

6 Cyber Security Tips Everyone Who Runs A Company Should Know

Connect to OpenVPN using Network Manager on CentOS 8/Ubuntu 18.04

Most Popular

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install sensu agent ubuntu/debian
Monitoring, HowTos

Install Sensu Agent on Rocky Linux

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7
Elastic Stack, HowTos, Monitoring

How to Debug Logstash Grok Filters

Top Best Tools on the Web to Boost Your Prose
HowTos

Top Best Tools on the Web to Boost Your Prose 

Setup Samba File Server on Debian 10
Storage, HowTos

Quick Way to Setup Samba File Server on Debian 10

HowTos

Installing Webmin Web-based Linux System Administration Tool Fedora 29/28/CentOS 7

install gitlab linux
Source Code Management, Github, Gitlab, HowTos

How to Install Gitlab on AlmaLinux 10 with Let’s Encrypt SSL

How to Enable Self-Service Password Reset in Request Tracker (RT)

When It Comes to Security, Don’t Overlook Your Linux Systems

How to Install OSSEC Agent on Mac OS

How to Install and Configure DVWA Lab on Ubuntu 18.04 server

Install and Setup Suricata on CentOS 8

Install ClamAV on Ubuntu 24.04/Ubuntu 22.04

Setup Secure SSH Access on Linux Servers using Teleport

Install and Setup Lynis Security Auditing tool on Ubuntu 20.04

Enroll Windows Systems into Osquery Fleet Manager

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

How to Install RKHunter (RootKit Hunter) On Ubuntu 18.04

Install WireGuard VPN Server on Ubuntu 24.04

MONITORING

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Install Osquery on Linux

Install Osquery on Debian 10 Buster

koromicha

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

Install and Configure Wazuh Manager

Install and Configure Wazuh Manager on Ubuntu 22.04

gen_too

In this tutorial, you will learn how to install and configure Wazuh Manager on Ubuntu …

velociraptor

Install Velociraptor Client on Linux and Windows Systems

cr00t

In this tutorial, you will learn how to install Velociraptor Client on Linux and Windows …

install zabbix agent

Install Zabbix Agent on CentOS 7 for Zabbix Monitoring

koromicha

Learn how to install Zabbix Agent on CentOS 7 for Zabbix monitoring. In our previous …

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

Kifarunix

In this tutorial, you will learn how to deploy NRPE agent as a Docker container. …

Install Nagios Core on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Nagios Core on Debian …

Install Wazuh Manager with ELK on Debian

Install Wazuh Manager with ELK on Debian 12

Kifarunix

In this tutorial, you will learn how to install Wazuh Manager with ELK on Debian …

How to Monitor Disk Input/Output on Linux

How to Monitor Disk Input/Output on Linux

koromicha

In this tutorial, you will learn how to Monitor Disk Input/Output on Linux. In most …

Install Monitorix on Ubuntu 20.04

Install Monitorix on Ubuntu 20.04

koromicha

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

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 GoAccess on Ubuntu 18.04/Debian 10 Buster

In this guide, we are going to learn how to install GoAccess on Ubuntu 18.04/Debian 10 Buster. GoAccess is an …
Setup Multi-node Elasticsearch Cluster

Setup Multinode Elasticsearch 8.x Cluster

Follow through this tutorial to learn how to setup multinode Elasticsearch 8.x cluster. As of this writing, Elastic Stack 8.3 …
Install Monitorix on Ubuntu 20.04

Install Monitorix on Debian 10

This guide provides a step by step tutorial on how to install Monitorix on Debian 10. Monitorix is an open …

NETWORKING

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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 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 …
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 …
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 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 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 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 …
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 …
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 …

STORAGE

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How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

Install ownCloud Desktop Client on Debian 10

Install and Configure iSCSI Storage Server on Ubuntu 24.04

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

Shrink KVM Virtual Machine LVM Partitioned Disk

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

How to Configure NFS Server on Ubuntu 18.04

VIRTUALIZATION

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how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

koromicha

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many …

Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to easily install Rocky Linux 9 on …

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 …

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 …

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. …

Change Windows Boot Device from IDE to Virtio on KVM

Change Windows Boot Device from IDE to Virtio on KVM

koromicha

In this tutorial, you will learn how to change Windows boot device from IDE to …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

How to Install FreeBSD 12 on VirtualBox

koromicha

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD …

How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

koromicha

Is it possible to rename KVM virtual machine? Yes, follow through this guide to learn …

virtualbox ubuntu 20.04

Install Latest VirtualBox on Ubuntu 20.04

koromicha

In this tutorial, you will learn how to install latest VirtualBox on Ubuntu 20.04. As …

clone kvm virtual machines

How to Clone KVM Virtual Machines

What is the quick and easy way to clone KVM virtual machines? In this guide, we’ll explore the step-by-step procedure …
How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

Is it possible to rename KVM virtual machine? Yes, follow through this guide to learn how to rename KVM virtual …
upgrade virtualbox 6.0 6.1

Upgrade VirtualBox 6.0 to 6.1 on Ubuntu Systems

With the release of VirtualBox 6.1 and its new major features, you should be planning to upgrade your VirtualBox 6.0. …

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