HowTos, Guacamole, Remote Desktop

Guacamole: How to fix RDP server closed/refused connection: Security negotiation failed (wrong security type?)

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gen_too
HowTos, Security

How to Increase Your Security With the Help of Advanced Tech Solutions

Security, HowTos, Phishing

Quick Way to Install Gophish on Debian 12

Virtualization, HowTos, KVM

Install KVM on Oracle Linux

HowTos, Guacamole, Remote Desktop

Configure TOTP Two-Factor Authentication on Apache Guacamole

Containers

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Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

In this guide, you will learn how to automate OpenShift Builds with Git webhooks. Automating builds in OpenShift with Git …
Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker using Ansible, an an open-source …
Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

install docker ce on debian 12

How to Install Docker CE on Debian 12

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

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

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

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

Part 1: How to Install and Configure OADP Operator on OpenShift 4

install portainer on Linux

Install Portainer on Rocky Linux

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

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

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

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

install docker ce

Install and Use Docker CE on CentOS 8

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

how Kubernetes assigns pods to nodes

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

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

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

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

Security

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Configure LibModsecurity with Nginx on CentOS 8

How to Install Osquery on Ubuntu 18.04

Install Fleet Osquery Manager on Rocky Linux

Most Popular

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HowTos, Virtualization, VMware

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

resize instance openstack
HowTos, Cloud Compute, OpenStack

Easily Extend Linux Root Partition on OpenStack Instance

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

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

Asset Management, HowTos, OCS Inventory

Install OCS-NG Inventory on Fedora 30/Fedora 29

lvm arch
Storage, HowTos, LVM

Create LVM Logical Volumes in Linux

Install IBM QRadar Community Edition SIEM on VirtualBox
SIEM, QRadar, Security

How to Fix QRadar CE failing Gluster 3.8 repos on CentOS-7.3

Install and Setup Nessus Scanner on Ubuntu 20.04

Check SSL Certificate Expiry Date from Certificate File

Install OSSEC HIDS Agent on Ubuntu 20.04

Stages of Anonymity and Security Development on the Internet

Detecting Malicious Files with Wazuh and VirusTotal

VPNs are your Must Have Privacy Tool

Install ClamAV on Debian 11

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 20.04

Install and Setup Wazuh Server in CentOS 8/Fedora 32

3 Internet Security Tips for 2022

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

MONITORING

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nxlog-ce

Configure NXLog to Forward System Logs to Rsyslog Server on Ubuntu

koromicha

In this guide, we are going to learn how to configure NXLog to forward system …

install zabbix agent

Install Zabbix Agent on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Zabbix Agent on Debian …

How to Copy Kibana Dashboard to Another Kibana Space

How to Copy Kibana Dashboard to Another Kibana Space

koromicha

Is it possible to copy Kibana dashboard to another Kibana Space? Yes, definitely. In this …

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 …

Install LibModsecurity with Apache on Ubuntu 20.04

Install ModSecurity with Apache on Ubuntu 22.04

gen_too

Welcome to our guide on how to install ModSecurity with Apache on Ubuntu 22.04. Modsecurity …

Install Grafana Metrics Monitoring Tool on Debian 9

koromicha

Hello guys, we are at it again on how to install Grafana metrics monitoring tool …

Process and Visualize ModSecurity Logs on ELK Stack

Visualize ClamAV Scan Logs on ELK Stack Kibana

gen_too

In this tutorial, you will learn how to visualize ClamAV scan logs on ELK stack …

kibana custom ingest pipelines

Create Custom ELK Ingest Pipeline for Custom Log Processing

gen_too

Follow through this tutorial to learn how create custom ELK ingest pipeline for custom log …

Deploy Nagios NRPE Agents using Ansible

Deploy Nagios NRPE Agents using Ansible

Kifarunix

In this tutorial, you will learn how to deploy Nagios NRPE Agents using Ansible. Ansible …

Monitor Windows System Metrics using Sensu

Monitor Windows System Metrics using Sensu

koromicha

Follow through this guide to learn how you can easily monitor Windows system metrics using …

install zabbix agent

Compile and Install Zabbix Agent on FreeBSD 12

Welcome to our guide on how to compile and install Zabbix Agent on FreeBSD 12. We have covered the installation …
Install and Setup Nagios

Install and Configure Nagios Core from Repos on Ubuntu 18.04

In this tutorial we are going to learn how to install and configure Nagios Core from Repos on Ubuntu 18.04. …
fleet

Install and Enroll Elastic Agents to Fleet Manager in Linux

This tutorial will take you through how you can install and enroll Elastic agents to Fleet manager in Linux. According …

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 …
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 …
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 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 …
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 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 …
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 …
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 …
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 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 …

STORAGE

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How to Deploy Ceph Storage Cluster on AlmaLinux

Install and Configure NFS Server on RHEL/CentOS

Install ownCloud Desktop Client on Debian 10

Install and Configure iSCSI Storage Server on Ubuntu 24.04

Install ownCloud Desktop Client on Ubuntu 20.04

Easy way to Install ownCloud Desktop Client on Debian 12

Easy Way to Extend KVM Virtual Machine Disk Size

How Install and Configure iSCSI Storage server on CentOS 7

VIRTUALIZATION

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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 …

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. …

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 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 …

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 …

deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

koromicha

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

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

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, …

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

gen_too

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

How would you configure OpenStack networks for Internet access? Internet access is crucial for various reasons within an OpenStack environment. …
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 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 …

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