HowTos, Security

6 Tools That Can Help Protect Your Sensitive Business Information

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koromicha
HowTos

6 Essential Factors to Consider When Entering the World of Franchising

HowTos

How Photo Finish Technology Has Changed Throughout The Years

Virtualization, HowTos, VirtualBox

Install VirtualBox on Debian 11 Desktop

Monitoring, Containers, Docker, Elastic Stack, HowTos

Deploy ELK Stack 8 Cluster on Docker Containers

Containers

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How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

In this guide, I’ll walk you through how to configure production-ready monitoring in OpenShift 4.20. While OpenShift ships with cluster …
How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

In this guide, we will cover how to backup applications and persistent volumes in OpenShift with OADP. This is Part …
Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

This step-by-step guide provides an easy way to install Kubernetes dashboard on Ubuntu 22.04/20.04. Installing Kubernetes Dashboard on Ubuntu 22.04/20.04 …
Automate OpenShift Builds with Git Webhooks

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

Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

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

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

openstack on ubuntu 24.04

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

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

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

backup and restore kubernetes etcd cluster

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

automate tasks in OpenShift with Kubernetes jobs and cron jobs

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

Install and Run MariaDB as a Docker Container

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

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

Security

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Install and Setup Security Onion on VirtualBox

How to Configure Apache Tomcat with HTTPS

How to Install and Setup GRR clients on Ubuntu 18.04/Debian 9

Most Popular

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deploy HAProxy as a Docker container
HowTos, Containers, Docker, HAProxy, Load Balancers, Virtualization

Deploy HAProxy as a Docker Container

Configure Gitlab to use Gmail SMTP for Outbound Mails
HowTos

Configure Gitlab to use Gmail SMTP for Outbound Mails

install and configure snmp on Linux
Monitoring, HowTos, SNMP

Install and Configure SNMP on CentOS 8

squid proxy
Security, HowTos, Proxy

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

Install and Setup iRedMail Mail Server on Ubuntu 22.04/20.04
HowTos, , Sendmail, Ubuntu 18.04

Install and Setup iRedMail Mail Server on Ubuntu 22.04/20.04

Install and Setup OCS NG Inventory Server
HowTos, Asset Management, OCS Inventory

Install OCS Inventory Agent on Ubuntu 22.04|20.04|18.04

Easily Integrate Linux Malware Detect with ClamAV

How to Install Wazuh SIEM Server on RHEL 9/RHEL 10

Install ModSecurity 3 with Apache in a Docker Container

How to Setup a Local CA Server on Ubuntu

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

Analyze Network Traffic Using Brim Security

Install pfSense Firewall on KVM

How to Install OPNsense on VirtualBox

Tips For Secure Gaming: Why Do You Need a VPN While Playing? 

Install Wazuh Agent on Rocky Linux 8

Install and Setup Squid Proxy on Ubuntu 20.04

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

MONITORING

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Setup Kibana Elasticsearch and Fluentd on CentOS 8

koromicha

Hello there. In this tutorial, you will learn how to setup Kibana Elasticsearch and Fluentd …

Install Prometheus on Linux

Configure Prometheus Email Alerting with AlertManager

gen_too

In this tutorial, you will learn how to configure Prometheus Email alerting with AlertManager. AlertManager …

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

gen_too

In this tutorial, you will learn how to monitor process creation events on Windows systems …

kibana login page

How to Enable Basic Authentication on ELK Stack

gen_too

In this tutorial, you will learn how to enable basic authentication on ELK stack. Elastic/ELK …

Install and Configure Tripwire Security Monitoring tool on CentOS 8

Jay Decrame

In this tutorial, you will learn how to install and configure Tripwire security monitoring tool …

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 Prometheus on Linux

Install Prometheus on Debian 10

koromicha

In this guide, we are going to learn how to install Prometheus on Debian 10. Prometheus is …

Install Filebeat on FreeBSD

Install Filebeat on FreeBSD

koromicha

Follow through this guide to learn how to install Filebeat on FreeBSD. Installing Filebeat on …

Install Icinga 2 on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Icinga 2 on Debian …

Install ELK Stack 8.x

Install ELK Stack 8.x on Ubuntu 24.04/Ubuntu 22.04

gen_too

In this tutorial, you will learn how to install ELK stack 8.x on Ubuntu 24.04/Ubuntu …

install zabbix agent

Install Zabbix Agent on FreeBSD 12

Learn how to install Zabbix Agent on FreeBSD 12 for Zabbix monitoring. Install and configure Zabbix server on Debian 10 …
Install LibreNMS on Linux

Install LibreNMS on Rocky Linux

Follow through this tutorial to learn how to install LibreNMS on Rocky Linux. LibreNMS is a fully featured MySQL/PHP and …
Install Filebeat on FreeBSD

Install Filebeat on FreeBSD

Follow through this guide to learn how to install Filebeat on FreeBSD. Installing Filebeat on FreeBSD Filebeat is not available …

NETWORKING

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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, …
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 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 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 …
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, …
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 …
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 …
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 …

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 …
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 …

STORAGE

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How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

Create LVM Logical Volumes in Linux

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

Install and Setup Rsyslog Server on Ubuntu 22.04

How to Setup Ceph Admin Node in High Availability

Install Nextcloud with Nginx and SSL/TLS Certificates on CentOS 8

How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

VIRTUALIZATION

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How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

koromicha

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox …

Install VirtualBox Guest Additions on AlmaLinux

Install VirtualBox Guest Additions on AlmaLinux

Kifarunix

Follow through this tutorial to learn how to install VirtualBox guest additions on AlmaLinux. We …

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 …

Install VirtualBox Guest Additions on CentOS 8

koromicha

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

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

koromicha

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu …

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 …

Install Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

Kifarunix

How to install Linux Mint Cinnamon virtual machine? Follow through this tutorial to learn an …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

koromicha

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

Kifarunix

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with …

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 …

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 Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. If you have installed Ubuntu …
Install VirtualBox Guest Additions on Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Follow through this tutorial to learn how you can easily install VirtualBox guest additions on Linux Mint 21. VirtualBox guest …

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