Linux Commands, HowTos

Example Usage of ls Command in Linux

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Bett Frankline
HowTos, Cloud Compute, OpenStack, Virtualization

How to Create And Delete OpenStack Project

HowTos,

Install Thunderbird Mail Client on Ubuntu 22.04/Ubuntu 20.04

HowTos, Security, VPN

VPNs are your Must Have Privacy Tool

HowTos

Install Consul Server on Ubuntu 22.04/Ubuntu 20.04

Containers

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Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

In this tutorial, you will learn how to deploy Ceph storage cluster in Kubernetes using Rook. Rook is an open-source …
What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes? Kubernetes, aka K8s, is the current de facto container orchestration platform providing a …
How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

How do I deploy an application to a swarm cluster? In this tutorial, you will learn how to deploy an …
Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

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

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

Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

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

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

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

nagios docker

Deploy Nagios as a Docker Container

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

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

Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Security

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Install and Setup Security Onion on VirtualBox

Fix AlienVault HIDS Events Displaying 0.0.0.0 as IP Address

Ship System Logs to ELK Stack using Elastic Agents

Most Popular

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Install Osquery on Ubuntu 20.04
Monitoring, HowTos, osquery

Enroll Osquery Hosts on Fleet Manager

Install LibModsecurity with Apache on Debian 10
Security, Apache, HowTos, modsecurity, Web Servers

Install ModSecurity with Apache on Debian 12

Automate OS Upgrades using infra.leapp Playbooks
HowTos, Ansible, Automation, Red Hat Satellite, RHEL OS Upgrade

Automate RHEL OS Upgrades using Ansible infra.leapp Playbooks

kvm and terraform
HowTos, Automation, Automation, KVM, Virtualization

Automate Virtual Machine Creation on KVM with Terraform

How to keep your device safe from viruses while surfing the web
HowTos

How to keep your device safe from viruses while surfing the web

Install KVM on Oracle Linux
Virtualization, HowTos, KVM

Install KVM on Oracle Linux

How to Install OSSEC Agent on Solaris 11.4

Process ModSecurity Logs using Wazuh

Install Osquery on Ubuntu 20.04

Quick Way to Install Gophish on Debian 12

Install OSSEC Agent on Debian 10 Buster

Setup IPSec VPN server with Libreswan on Rocky Linux

Install Metasploit Framework on Fedora 29

Install and Use Nikto Web Scanner on Ubuntu 18.04

Install Passbolt on Debian 12

Install and Setup Wazuh Server in CentOS 8/Fedora 32

What Is an SSL Certificate and How Can It Benefit Your Business?

Install Wazuh Agent on Rocky Linux 8

MONITORING

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Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Kifarunix

In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker …

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

Install and Configure Logstash 7 on Ubuntu 18/Debian 9.8

koromicha

This guide will focus on how to install and configure Logstash 7 on Ubuntu 18.04/Debian …

How to Monitor Remote Linux Hosts and Services with Icinga 2 on Ubuntu 18.04

koromicha

In this very tutorial, you are going learn how to monitor hosts and services with …

Install Osquery on Linux

Monitor Windows Systems using Elastic Osquery Manager

gen_too

In this tutorial, you will learn how to monitor Windows systems using Elastic Osquery manager. …

install and configure snmp on Linux

Install and Configure SNMP on Rocky Linux 8/9

koromicha

Follow through this tutorial to learn how to install and configure SNMP on Rocky Linux …

Install OSSEC HIDS Agent

Install OSSEC HIDS Agent on Ubuntu 20.04

koromicha

This tutorial will guide you on how to install OSSEC HIDS agent on Ubuntu 20.04 …

prom

Install Prometheus on Rocky Linux 8

koromicha

Welcome to our guide on how to install Prometheus on Rocky Linux 8. Prometheus is an  open-source …

Install Icinga Web 2 on Debian 10 Buster

koromicha

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

kibana

Install ELK Stack on Rocky Linux 8

gen_too

Welcome to our demo on how to install ELK Stack on Rocky Linux 8. ELK is the …

How to Integrate TheHive with MISP

How to Integrate TheHive with MISP

koromicha

Follow through this tutorial to learn how to integrate TheHive with MISP. TheHive, a Security …

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how to monitor Docker swarm node …
Process and Visualize ModSecurity Logs on ELK Stack

Process and Visualize ModSecurity Logs on ELK Stack

In this tutorial, you will learn how to process and visualize ModSecurity Logs on ELK Stack. ModSecurity is an open …

Install Telegraf on Fedora 30/Fedora 29

In this guide, we are going to learn how to install Telegraf on Fedora 30/Fedora 29. Telegraf is a plugin-driven …

NETWORKING

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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 …
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 …
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 …
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 …

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 …
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 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 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 …
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

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How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

Install ownCloud Server on CentOS 8

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

Setup GlusterFS Distributed Replicated Volume on CentOS 8

Install ownCloud Server on Debian 12

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Part 1: Integrate OpenStack with Ceph Storage Cluster

VIRTUALIZATION

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Resize Root Partition of VirtualBox VM Snapshot

koromicha

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

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

koromicha

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need …

Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

kaptotonindet

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. VirtualBox …

Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

koromicha

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In …

Install Ubuntu 24.04 on VirtualBox

Install Ubuntu 24.04 on VirtualBox

Kifarunix

This guide will take you through how to install Ubuntu 24.04 on VirtualBox. Ubuntu 24.04, …

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Kifarunix

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

Install Debian 12 on VirtualBox

Install Debian 12 on VirtualBox

Kifarunix

Follow through this tutorial to learn how to install Debian 12 on VirtualBox. The Debian …

shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Kifarunix

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, …

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. …

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

kaptotonindet

This is a simple tutorial on an easy way to extend KVM virtual machine disk …

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 …
Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in fullscreen. In this guide, you …
Install VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

Follow through this tutorial to learn how to install VirtualBox guest additions on Oracle Linux 9. VirtualBox guest additions “consist …

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