HowTos, Phishing, Security

Install Gophish on Ubuntu 22.04

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Kifarunix
HowTos, OpenLDAP, OpenVPN

Configure OpenVPN LDAP Based Authentication

HowTos, Encryption, Security, Ubuntu 18.04

How to Install and Use VeraCrypt to Encrypt Drives on Ubuntu

HowTos, chrony, NTP

Easily Configure NTP Server on Rocky/Oracle Linux

LAMP Stack, Apache, Database, HowTos, MariaDB

Install LAMP Stack on Rocky Linux 8

Containers

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Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

In this guide, we will explain OpenShift Security Context Constraints (SCCs) in simple terms. SCCs are essential components of OpenShift …
Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

In this blog post, we will take you through Kubernetes user management: creating users, groups and service accounts. Kubernetes came …
install portainer on Linux

Install Portainer on Ubuntu 22.04

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a self-service container service delivery platform …
install portainer on Linux

Install Portainer on Ubuntu 22.04

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

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

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

Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Install Fedora CoreOS on KVM Using an ISO File

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

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

Deploy an OpenShift Cluster Using Agent-Based Installer

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

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

Security

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Install sysPass Password Manager on Debian 11/Debian 10

Install Wireshark on Ubuntu 22.04

Configure Site-to-Site IPSec VPN on pfSense and Libreswan

Most Popular

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Install MinIO Object Storage Server on RHEL 9
Storage, HowTos

How to Install MinIO Object Storage Server on RHEL 9

How To Download And Watch Movies
HowTos

How To Safely Download And Watch Movies

Install LibModsecurity with Apache on Ubuntu 20.04
HowTos, modsecurity, Monitoring, Security, WAF

Install ModSecurity with Apache on Ubuntu 22.04

apache tomcat
HowTos, Apache, tomcat, Web Servers

Install Apache Tomcat 9 on Debian 10/Debian 9

Install Monitorix on Ubuntu 20.04
Monitoring, HowTos, Monitorix

Install Monitorix on Debian 10

Install MariaDB 11.x on Linux
HowTos, Database, MariaDB

Install MariaDB 10.6 on Debian 11

How to Install Osquery on Ubuntu 18.04

Configure Filebeat-Elasticsearch Authentication

Setup IPSec VPN server with Libreswan on Rocky Linux

Configure Apache with SSL/TLS Certificates on CentOS 8

Install and Configure OpenVPN Client on Rocky Linux 8

WordPress: Fix Updating failed. The response is not a valid JSON response

Step-by-Step Guide: Install and Setup OpenVPN Server on Ubuntu 22.04

Install WireGuard VPN Server on Ubuntu 24.04

How To Ensure Top Security For Your Business

6 Little-Known Things You Can Do With a VPN

Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7

Install and Setup Squid Proxy on Debian 11/10

MONITORING

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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. …

Forward Apache Logs to Central Log Server with Rsyslog

Forward Apache Logs to Central Log Server with Rsyslog

gen_too

In this tutorial, you will learn how to forward Apache logs to central log server …

filebeat

Install Filebeat on Fedora 30/Fedora 29/CentOS 7

Jay Decrame

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

install zabbix agent

Install Zabbix Agent on Ubuntu 22.04/Debian 11

koromicha

In this tutorial, you will learn how to easily install Zabbix agent on Ubuntu 22.04/Debian …

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. …

Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Oracle Linux

koromicha

Follow through this tutorial to learn how to install Fleet osquery manager on Oracle Linux. …

nxlog-ce

Configure NXLog to Forward System Logs to Rsyslog Server on Ubuntu

koromicha

In this guide, we are going to learn how to configure NXLog to forward system …

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 …

Install Monitorix on Ubuntu 20.04

Install Monitorix on Ubuntu 20.04

koromicha

In this guide, we are going to learn how to install Monitorix on Ubuntu 20.04. Monitorix is …

Install LibreNMS on Linux

Add Hosts to LibreNMS Server for Monitoring

koromicha

In this tutorial, you will learn how to add hosts to LibreNMS server for monitoring. …

Install and Configure Elastic Auditbeat on Ubuntu 18.04

In this guide, we are going to learn how to install and configure Elastic Auditbeat on Ubuntu 18.04. Auditbeat is …
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 Grafana Monitoring Tool on Fedora 29

This is yet another guide on how to install Grafana monitoring tool on Fedora 29. Install Grafana Monitoring Tool on …

NETWORKING

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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 …
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 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 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 …
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 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 …
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 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 …
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 OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

Setup Software RAID on Ubuntu 20.04

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

Install and Configure BackupPC on Rocky Linux 8

Easy way to Setup NFS Server on Ubuntu 20.04

Part 2: Integrate OpenStack with Ceph Storage Cluster

Install ownCloud Server on Debian 11

Install and Configure iSCSI Storage Server on Ubuntu 24.04

VIRTUALIZATION

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How to fix QEMU/KVM Not Connected Error on Ubuntu 20.04

koromicha

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu …

Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

koromicha

In this tutorial, you learn how to install Ubuntu 21.04 Desktop on VirtualBox. The latest …

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 …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Kifarunix

Follow through this step by step guide to lean how to install VirtualBox Guest Additions …

Install KVM on Oracle Linux

Install KVM on Oracle Linux

koromicha

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an …

Install Debian 10 Buster on VirtualBox

koromicha

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

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

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

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, …

Install Ubuntu 20.04 on VirtualBox

koromicha

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu …

Install CentOS 8 on VirtualBox

So CentOS 8 is just released a few days ago and you would like to test it? Well, let us …
Start and Stop KVM Virtual Machines from Command Line

Start and Stop KVM Virtual Machines from Command Line

This guide will take you through how to start and stop KVM virtual machines from command line. As much as …
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, …

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