HowTos

2024 Tutorial: Easiest Way to Remote Control Laptops

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Kifarunix
HowTos

Install Arkime (Moloch) Full Packet Capture tool on Debian 11

HowTos, Ubuntu 18.04, VirtualBox, Virtualization

Upgrade Ubuntu 18.04 to Ubuntu 20.04

Asset Management, HowTos, ManageEngine AssetExplorer

Install ManageEngine AssetExplorer on CentOS 7/Fedora 30/29

HowTos

Qualities to Look For When Hiring a Mobile App Developer

Containers

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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 …
provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

In this tutorial, you will learn how to provision block storage for Kubernetes on Rook ceph cluster. Rook is an …
Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

In this blog post, we will describe Kubernetes Architecture: a high-level overview of Kubernetes cluster components. Organizations are continually adopting …
install docker ce

Install and Use Docker CE on CentOS 8

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

install docker ce

Install Docker CE on Ubuntu 20.04

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

Security

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Install Bitwarden Password Manager on Ubuntu 22.04

Essential Cybersecurity Measures for Small Businesses

Most Popular

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Linux Commands, SED

Delete Lines Matching a Specific Pattern in a File using SED

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt
Security, Containers, HowTos, OpenShift, SSL/TLS

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

install syspass password manager on Ubuntu
Security, HowTos, Password Managers, syspass

Install sysPass Password Manager on Rocky Linux

HowTos, Directory Server, OpenLDAP

Configure OpenLDAP Password Expiry Email Notification

ocs login interface
HowTos, Asset Management, OCS Inventory

Install OCS-NG Inventory on CentOS 8 Stream

Install Thunderbird mail client on Ubuntu 22.04/Ubuntu 20.04
HowTos,

Install Thunderbird Mail Client on Debian 11/Debian 10

6 Cyber Security Tips Everyone Who Runs A Company Should Know

Install and use ClamAV on Ubuntu 20.04

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

Install and Setup OpenVAS 9 Vulnerability Scanner on Ubuntu 18.04

Configure CentOS/Rocky/Oracle Linux as a Linux Router

Automount LUKS Encrypted Device in Linux

How To Reset Or Recover Root Password On OPNsense

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

Install Gophish on Ubuntu 18.04/Debian 9.8

Connect to Cisco VPN Using PCF file on Ubuntu

Ship System Logs to ELK Stack using Elastic Agents

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

MONITORING

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Monitor Squid Access Logs with Graylog Server

koromicha

Welcome to our tutorial on how to monitor squid access logs with Graylog server. Graylog is …

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Kifarunix

How can I monitor Docker swarm service metrics? In this tutorial, you will learn how …

filebeat

Install and Configure Filebeat on CentOS 8

gen_too

In this tutorial, we are going to learn how to install and configure Filebeat on …

Install Monitorix on Ubuntu 20.04

Install Monitorix on Debian 10

koromicha

This guide provides a step by step tutorial on how to install Monitorix on Debian …

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. …

Install Latest Grafana on CentOS 8

koromicha

In this guide, we are going to learn how to install latest Grafana on CentOS …

Install Nagios Core on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Nagios Core on Debian …

wazuh vt

Detecting Malicious Files with Wazuh and VirusTotal

gen_too

In this tutorial, you will learn on detecting malicious files with Wazuh and VirusTotal. Wazuh …

filebeat

Easy way to Configure Filebeat-Logstash SSL/TLS Connection

koromicha

In this tutorial, we will show you an easy way to configure Filebeat-Logstash SSL/TLS Connection. …

Install Prometheus Node Exporter on CentOS 8

koromicha

In this guide, you will learn how to install Prometheus Node Exporter on CentOS 8. …

Install and Configure Zabbix

Install Zabbix Server on Ubuntu 22.04

In this guide, we are going to learn how to install Zabbix server on Ubuntu 22.04. Zabbix is an enterprise …
Easily Configure Elasticsearch HTTPS Connection

Easily Configure Elasticsearch HTTPS Connection

In this tutorial, you will learn how to easily configure Elasticsearch HTTPS Connection. You can configure your Beats; Filebeat, Metricbeat, …
ntopng

Install ntopng on Rocky Linux 8

This guide will take you through how to install ntopng on Rocky Linux 8. ntopng is a high performance web-based …

NETWORKING

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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 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 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 …
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, …
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 …
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 …
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 …
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, …

STORAGE

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Part 1: Integrate OpenStack with Ceph Storage Cluster

Part 3: Integrate OpenStack with Ceph Storage Cluster

Exploring LVM: Learn About Common PV, LV, and VG Attributes | LVM Attributes

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

Mount Remote Filesystem Over SSH using SSHFS

Install ownCloud Desktop Client on Debian 10

Install and Setup GlusterFS Storage Cluster on CentOS 8

Install and Configure BackupPC on Debian 10

VIRTUALIZATION

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kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2021.3

gen_too

In this tutorial, you will learn how to install VirtualBox guest additions on Kali Linux …

Install VirtualBox Guest Additions on CentOS 8

koromicha

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

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 …

Install VirtualBox 6.1 on Ubuntu 18.04 Desktop

koromicha

VirtualBox 6.1.0 which is a major update of VirtualBox was released December 10 2019 with quite …

Install Debian 10 Buster on VirtualBox

koromicha

In this guide, we are going to learn how to install Debian 10 Buster on …

clone kvm virtual machines

How to Clone KVM Virtual Machines

koromicha

What is the quick and easy way to clone KVM virtual machines? In this guide, …

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 Fedora 31/32

koromicha

In this guide, we are going to learn how to install VirtualBox Guest Addition on …

Create and Upload Custom Linux Image into OpenStack

Create and Upload Custom Linux Image into OpenStack

koromicha

In this tutorial, you will learn how to create and upload custom Linux image into …

Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

koromicha

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with …

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, …
how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many times, not once, not twice …
Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

In this tutorial, you will learn on how to easily install Rocky Linux 9 on VirtualBox. With Rocky Linux 9 …

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