HowTos, Containers, Kubernetes

Introduction to Kubernetes: What is it and why do you need it?

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Kifarunix
HowTos

Clone your loved ones’ WhatsApp with these three WhatsApp cloning methods

Monitoring, HowTos

How to Monitor Linux System Metrics using Sensu

Storage, HowTos, iSCSI

Install and Configure iSCSI Storage Server on Ubuntu 24.04

HowTos

Install Redmine on Ubuntu 22.04

Containers

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Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

In this blog post, we will discuss how you can control OpenShift pod permissions with SCCs and service accounts. Have …
install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Follow through this guide to learn how to easily install etcdctl on Kubernetes cluster. Kubernetes cluster relies on etcd, a …
StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

In this blog post, you will learn about statefulsets in Kubernetes and everything you need to know: the definition and …
Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

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

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

install portainer on Linux

Install Portainer on Debian 11/Debian 10

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

docker hardened images

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

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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Top 10 Colleges with Cyber Security Programs

Install and Configure OpenVPN Client on Rocky Linux 8

Qualities To Look For When Choosing The Right VPN Service

Most Popular

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What is the Best Way to Invest in Cryptocurrency?
HowTos

What is the Best Way to Invest in Cryptocurrency?

Easily Install and Configure Samba File Server on Ubuntu 20.04
Storage, HowTos

Easily Install and Configure Samba File Server on Ubuntu 20.04

export Kibana search results to CSV/Excel file
Monitoring, Elastic Stack, HowTos

Easily Export Kibana Search Results to CSV/Excel file

install ubuntu 25.04 on virtualbox
Virtualization, HowTos, VirtualBox

How to Install Ubuntu 25.04 on VirtualBox: A Step-by-Step Guide

Integrate Portainer with OpenLDAP for Authentication
HowTos, Directory Server, OpenLDAP, Security

Integrate Portainer with OpenLDAP for Authentication

php8.0
HowTos, PHP

Install PHP 8.0/8.1/8.2/8.x on Ubuntu 22.04

How to Install and Configure Nessus Scanner on Ubuntu 18.04/CentOS 7

Install Metasploit Framework on Fedora 29

6 Tools That Can Help Protect Your Sensitive Business Information

How to fix WordPress could not establish a secure connection to WordPress.org

Install and Configure Snort 3 on Rocky Linux

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

Install FortiClient VPN Client on Ubuntu 20.04/Ubuntu 18.04

Setup IPSec Site-to-Site VPN Tunnel on pfSense

3 Internet Security Tips for 2022

Monitor Linux Hosts using Nagios check_by_ssh Plugin

How To Reset Or Recover Root Password On OPNsense

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 20.04

MONITORING

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ossec

Install OSSEC Agent on Rocky Linux 8

gen_too

This guide presents a step-by-step tutorial on how to install OSSEC Agent on Rocky Linux …

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 …

Generate Wildcard SSL Certificates for Elasticsearch

Generate Wildcard SSL Certificates for Elasticsearch

Kifarunix

Is there an easy way to generate wildcard SSL certificates for Elasticsearch? Yes, definitely. The …

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 …

Visualize WordPress User Activity Logs on ELK Stack

Visualize WordPress User Activity Logs on ELK Stack

gen_too

In this tutorial, you will learn how to visualize WordPress user activity logs on ELK …

Install Elastic Stack 7 on Ubuntu

Install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8

koromicha

Today we are going to learn how to install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8. …

Install InfluxDB on Fedora 30/Fedora 29

koromicha

Welcome to our guide on how to Install InfluxDB on Fedora 30/Fedora 29. InfluxDB is …

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 Filebeat on FreeBSD

Install Filebeat on FreeBSD

koromicha

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

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 Osquery on Ubuntu 20.04

Install Osquery on Ubuntu 20.04

In this guide, we are going to learn how to install osquery on Ubuntu 20.04. Osquery is an opensource tool …
Install MISP on Ubuntu 22.04/Ubuntu 20.04

Install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04

In this tutorial, you will learn how to install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04. MISP, an acronym for Malware …
Install latest Grafana on Debian 10

Install latest Grafana on Debian 10

In this tutorial, you will learn how to install latest Grafana on Debian 10. Grafana is an open source analytics and …

NETWORKING

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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 …
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, …
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 …
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 …
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, …
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 …
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 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 …
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 …

STORAGE

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Quick Way to Setup Samba File Server on Debian 10

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

Shrink KVM Virtual Machine LVM Partitioned Disk

Extend OpenShift CoreOS /sysroot Root Filesystem

Configure ownCloud OpenLDAP Authentication

Easy Way to Extend KVM Virtual Machine Disk Size

Install and Configure NFS Server on RHEL/CentOS

VIRTUALIZATION

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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 …

How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

koromicha

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

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 Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

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 …

perform unattended VM installation on VirtualBox 7

Perform Unattended VM Installation on VirtualBox 7

Kifarunix

What is VirtualBox unattended installation? Follow through this tutorial to learn how to perform unattended …

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 …

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 …

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 …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

Follow through this guide to learn how to list running and stopped vms on KVM. KVM, an acronym for Kernel-based …
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 …

Install VirtualBox Guest Additions on Ubuntu 20.04

If you have installed Ubuntu 20.04 on VirtualBox, you realize that it is not in fullscreen. In this guide, you …

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