Security, HowTos, Vulnerability Scanners

Install and Use Nikto Web Scanner on Ubuntu 20.04

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gen_too
Storage, Containers, HowTos, OpenShift

Extend OpenShift CoreOS /sysroot Root Filesystem

Database, HowTos, MongoDB

Install MongoDB 4 on Fedora 30/29/CentOS 7

Monitoring, Elastic Stack, HowTos

Easily Export Kibana Search Results to CSV/Excel file

HowTos, Security

Install Wireshark on Rocky Linux

Containers

More
check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to check Docker CPU and memory usage? In this tutorial, you will learn how to check Docker container RAM …
install docker ce

Install Docker on Rocky Linux 8|9

Welcome to our guide on how to install docker on Rocky Linux 8/Rocky Linux 9. Docker is a platform that enables developers …
Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

This tutorial serves as a guide to demystify different type of Kubernetes pods, in essence, Static Pods vs Mirror Pods …
Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

automate tasks in OpenShift with Kubernetes jobs and cron jobs

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

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 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

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

Deploy an OpenShift Cluster Using Agent-Based Installer

How to Deploy an OpenShift Cluster Using Agent-Based Installer (Bootable ISO, KVM & Bare Metal)

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

Configure HTPasswd Identity Provider in OpenShift 4.x

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

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

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

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

install-and-configure-openshift-odf-ocp

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

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

Security

More

Cyber Security: 6 Reasons Why It Is Crucial for Your Business

Tips For Choosing The Right Antivirus Software

Enforce Password Complexity Policy On Ubuntu 18.04

Most Popular

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Configure Guacamole SSL/TLS with Nginx Reverse Proxy
Security, Guacamole, HowTos, Remote Desktop, SSL/TLS

Configure Guacamole SSL/TLS with Nginx Reverse Proxy

Install Microsoft Teams on Rocky Linux 8
HowTos

Install Microsoft Teams on Rocky Linux 8

List of top 10 Tips to Protect your Privacy Online
HowTos, Security, VPN

List  of top 10 Tips to Protect your Privacy Online

Install LibreNMS on Linux
Monitoring, HowTos

Install LibreNMS on Debian 11/Debian 10

filebeat
HowTos, Elastic Stack, Monitoring

Install and Configure Filebeat on CentOS 8

HowTos, Remote Desktop

How to Install and Configure Guacamole on Fedora 29

Install Fleet Osquery Manager on Rocky Linux

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

Install and Setup Lynis Security Auditing tool on Ubuntu 20.04

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 20.04

Setup IPSec Site-to-Site VPN Tunnel on pfSense

How to Install NSClient Nagios Monitoring Agent on Windows System

ExpressVPN – Easy to Use VPN

Configure Ubuntu 20.04 as Linux Router

Install Greenbone Vulnerability Management (GVM) on Debian 12

How to Setup a Local CA Server on Ubuntu

The Smart Business Owner’s Guide to Access Control and Biometric Security

Install reNgine on Ubuntu 20.04|Ubuntu 18.04

MONITORING

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Install Wazuh Agent on RHEL

How to Install Wazuh Agent on RHEL 8/9/10

Kifarunix

In this tutorial, you will learn how to install Wazuh agent on RHEL 8/9/10. Our …

Setup Multi-node Elasticsearch Cluster

Setup Multi-node Elasticsearch Cluster

koromicha

In this guide, we are going to learn how to setup multi-node Elasticsearch cluster. This …

Configure Grafana Email Alerting

Configure Grafana Email Alerting

gen_too

In this tutorial, you will learn how to configure Grafana Email alerting. Grafana alerting allows …

Install Telegraf on Fedora 30/Fedora 29

koromicha

In this guide, we are going to learn how to install Telegraf on Fedora 30/Fedora …

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 …

Delete Specific Records from Elasticsearch Index

Delete Specific Records from Elasticsearch Index

koromicha

This is a simple tutorial on how to search and delete specific records from Elasticsearch …

gitlab

Monitoring Gitlab Metrics with Prometheus and Grafana

koromicha

In this tutorial, we will learn about monitoring Gitlab metrics with Prometheus and Grafana. Grafana …

Install and Setup NetData on Ubuntu 20.04/18.04

koromicha

In this tutorial, you will learn how to install and setup NetData on Ubuntu 20.04/18.04. …

Metricbeat System Host overview ECS Elastic

Monitor Linux System Metrics with ELK Stack

gen_too

In this tutorial, you will learn how to monitor Linux system metrics with ELK Stack. …

Install and Setup Nagios

How to Install Nagios Server on Ubuntu 24.04

Kifarunix

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

Install Sensu Go Ubuntu/debian/rocky

Install Sensu Go on Ubuntu 22.04

In this tutorial to learn how to install Sensu Go on Ubuntu 22.04. Sensu is an opensource infrastructure and application …
Install and Configure Zabbix

Install Zabbix 4.x from Sources on Debian 10 Buster

Welcome again to our yet another guide on how to install Zabbix 4.x from sources on Debian 10 Buster. In …
install and configure snmp on Linux

How to Configure SNMP version 3 on Debian 9

This guide is about how to configure SNMP version 3 on Debian 9. There are three major versions of SNMP …

NETWORKING

More

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

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 …
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 …
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 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 …
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 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 …
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 …
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, …

STORAGE

More

Part 3: Integrate OpenStack with Ceph Storage Cluster

Configure ownCloud OpenLDAP Authentication

Install and Configure BackupPC on Debian 10

Install ownCloud Server on CentOS 8

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

Install and Configure NFS Server on Rocky Linux 8

How to Install BackupPC on Debian 12

Deploy Ceph Storage Cluster in Kubernetes using Rook

VIRTUALIZATION

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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 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 Extension Pack on VirtualBox 6.0

koromicha

Welcome to our tutorial on how install VirtualBox extension pack on VirtualBox 6.0. This guide …

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 …

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 portainer on Linux

Install Portainer on Rocky Linux

koromicha

In this tutorial, you will learn how to install Portainer on Rocky Linux. Portainer is a …

Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

gen_too

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. …

bullseye 11

Install Debian 11 on VirtualBox

gen_too

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian …

upgrade virtualbox 6.0 6.1

Upgrade VirtualBox 6.0 to 6.1 on Ubuntu Systems

koromicha

With the release of VirtualBox 6.1 and its new major features, you should be planning …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According to rockylinux.org, Rocky Linux is …
Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. According to Security Onion page, …
kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with Terraform. If you are creating …

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