Containers, HowTos, Kubernetes, Linux Commands

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

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Kifarunix
Security, HowTos, OpenVPN, VPN

Setup OpenVPN Server on Rocky Linux 8

HowTos, Security

Essential Cybersecurity Measures for Small Businesses

HowTos

Academic Problems Computer Science Students Can Face

HowTos, OpenVPN, Security, VPN

Setup OpenVPN Server on CentOS 8

Containers

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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 …
kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What is kubeconfig file in a Kubernetes Cluster? If you are just starting out your journey in Kubernetes, it is …

Install and Use Docker on Debian 10 Buster

In this guide, we are going to learn how to install and use Docker on Debian 10 Buster. Docker is …
OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

role-based access control in kubernetes

Introduction to Role-Based Access Control (RBAC) in Kubernetes

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

install portainer on Linux

Install Portainer on Ubuntu 22.04

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

Install and Run MariaDB as a Docker Container

Install Fedora CoreOS on KVM Using an ISO File

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

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Kubernetes Ingress Explained

Kubernetes Ingress Explained: How to Manage External Access to Your Services

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

Install and Use Docker on Debian 10 Buster

Security

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Deploy WordPress using Docker Compose

Install Wazuh Manager with ELK on Debian 12

How to Scan a Remote Host using Nessus Vulnerability Scanner

Most Popular

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Elastic Stack, Monitoring

Install Elasticsearch 7 on Fedora 30

shrink KVM virtual machine LVM partitioned disk
Storage, HowTos, KVM, Virtualization

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

modsecurity
Security, HowTos, modsecurity, Nginx, Web Servers

Install ModSecurity 3 with Nginx on Debian 12

How to Integrate ELK Stack with TheHive
HowTos, Monitoring, Security

How to Integrate ELK Stack with TheHive

install and configure snmp on Linux
Monitoring, HowTos, Icinga, Nagios, SNMP, Zabbix

How to Configure SNMP Version 2c on Debian 9

install icinga2/icingaweb2
Monitoring, HowTos, Icinga

How to Install Icinga 2 and Icinga Web 2 on Ubuntu 18.04 LTS

How to Protect From Identity Theft Online: A Detailed Guide for 2022

Monitor Linux Hosts using Nagios check_by_ssh Plugin

How to Encrypt Files and Folders with eCryptFS on Ubuntu 18.04

Install Passbolt on Debian 12

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

Install Kali Linux 2020.3 on VirtualBox

Install and Setup Squid Proxy on Debian 11/10

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

Install and Configure NAXSI Nginx WAF on Ubuntu 18.04 LTS

Analyze Network Traffic Using Brim Security

Fix AlienVault HIDS Events Displaying 0.0.0.0 as IP Address

Install sysPass Password Manager on Debian 11/Debian 10

MONITORING

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Install OSSEC HIDS Agent

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

koromicha

In this guide, we are going to learn how to install and configure OSSEC agent …

Configure Nagios Availability Monitoring on AlienVault

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

koromicha

In this guide, we are going to learn how to configure availability Monitoring on AlienVault …

nagios nrpe

Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

koromicha

In this tutorial, we are going to learn how to install Nagios NRPE Agent on …

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins on CentOS 8

koromicha

This guide will walk you through how to install Nagios Plugins on CentOS 8. Nagios …

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 …

How to Monitor IT Infrastructure using Checkmk

How to Monitor IT Infrastructure using Checkmk

koromicha

In this tutorial, you will learn how to monitor IT infrastructure using Checkmk. Checkmk is …

Install Filebeat 9 on Ubuntu/Debian

Install Filebeat 9 on Ubuntu/Debian

Kifarunix

How can I install Filebeat 9 on Ubuntu/Debian? Well, the installation of Filebeat 9 on …

Install Prometheus on Debian 12

How to Install Prometheus on Debian 12

Kifarunix

In this guide, you will learn how to install Prometheus on Debian 12. Prometheus is an open-source …

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

koromicha

In this guide, we are going to learn how to send Windows logs to Elastic …

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

koromicha

This guide describes how to install Nagios Plugins from Source RHEL/CentOS/Oracle Linux. In our previous tutorial, …

install zabbix agent

Install Zabbix Agent on Ubuntu 22.04/Debian 11

In this tutorial, you will learn how to easily install Zabbix agent on Ubuntu 22.04/Debian 11. Install Zabbix Agent on …
Install Sensu Go Ubuntu/debian/rocky

Install Sensu Go on Debian 11

Follow through this tutorial to learn how to install Sensu Go on Debian 11. Sensu is an opensource infrastructure and …
Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

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

This guide will focus on how to install Logstash 7 on Fedora 30/Fedora 29/CentOS 7 as a continuation of our …

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 …
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 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 …
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 …
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 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 …
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 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 …
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 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 …
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 Reset Ceph Dashboard Admin Password

Part 2: Integrate OpenStack with Ceph Storage Cluster

Install and Configure BackupPC on Debian 10

Install ownCloud Desktop Client on CentOS 8

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Create RAID Level 10 (RAID 1+0) on Ubuntu 20.04

Install ownCloud Server on Ubuntu 22.04

VIRTUALIZATION

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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 …

bullseye 11

Install Debian 11 on VirtualBox

gen_too

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

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

Kifarunix

How would you configure OpenStack networks for Internet access? Internet access is crucial for various …

Install VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Oracle Linux …

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, …

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 OPNsense on VirtualBox

How to Install OPNsense on VirtualBox

koromicha

In this tutorial, we are going to learn how to install OPNsense on VirtualBox. OPNsense …

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 Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Kifarunix

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

Install NixOS with Gnome Desktop on VirtualBox

Install NixOS with Gnome Desktop on VirtualBox

Kifarunix

In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. …

Install IBM QRadar Community Edition SIEM on VirtualBox

How to Install IBM QRadar Community Edition SIEM on VirtualBox

In this tutorial, we are going to learn how to install IBM QRadar Community Edition SIEM on VirtualBox. We will be …
How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

In this blog post, we’ll provide a step by step tutorial on how to create and delete OpenStack projects. A …
kali linux 2021.3 desktop

Easily Install Kali Linux 2021.3 on VirtualBox

In this tutorial, you will learn how to install Kali Linux 2021.3 on VirtualBox. Kali Linux is an Advanced Penetration Testing Debian-based …

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