HowTos

Install BackupPC on Ubuntu 22.04

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gen_too
HowTos, SSH, Ubuntu 18.04

Allow/Deny Specific Users to Login via SSH on Ubuntu 18.04

HowTos, Desktop Environment, Remote Desktop

Install NoMachine on Rocky Linux 10

Security, Elastic Stack, HowTos

Configure Filebeat-Elasticsearch Authentication

Containers

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How to Configure Centralized Logging in OpenShift with LokiStack and ODF

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

In this blog post, we will cover how to configure centralized logging in OpenShift with LokiStack and ODF. If you …
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 …
Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! Metricbeat provides a flexible and …
Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

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

deploy multinode OpenShift cluster using UPI

How to Deploy Multinode OpenShift Cluster Using UPI/User Provisioned Infrastructure

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

How to Deploy Single Node OpenShift (SNO) Using the Agent-Based Installer on KVM

Deploy Single Node OpenShift (SNO) on KVM: Agent-Based Installer Guide

install docker ce

Install Docker CE on Ubuntu 20.04

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

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

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

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Security

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Install Metasploit on Debian 11/Debian 10

How To Ensure Top Security For Your Business

How to Install and Setup Tailscale VPN on Debian 12

Most Popular

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

Install Thunderbird Mail Client on Debian 11/Debian 10

metasploit
Security, Metasploit, Vulnerability Scanners

Installing Metasploit on Ubuntu 18.04 LTS

Install VirtualBox 7 on Debian 12 Desktop
Virtualization, HowTos, VirtualBox

Install VirtualBox 7 on Debian 12

HowTos, System Manager

Install Ajenti on Debian 9.8

Windows server security essentials from experienced system administrators
HowTos, Security

Windows Server Security Essentials from Experienced System Administrators

VPN, HowTos

5 Things You Didn’t Know You Can Do with a VPN

Install ClamAV on Debian 11

Setup IPSec VPN Server with Libreswan on CentOS 8

Basic Operation of Firewalld in Linux

Install and Configure Tripwire Security Monitoring tool on CentOS 8

Install Wireshark on Rocky Linux

Install Gophish on Ubuntu 22.04

Enforce Password Complexity Policy On Ubuntu 18.04

Install and Setup VeraCrypt on Linux Mint 21

6 Tools That Can Help Protect Your Sensitive Business Information

How to Install NSClient Nagios Monitoring Agent on Windows System

Configure OpenVPN Clients to use specific DNS Server

Install and Setup Lynis Security Auditing tool on Ubuntu 20.04

MONITORING

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Create Squid Logs Extractors on Graylog Server

koromicha

In this guide, we are going to go over how to create squid logs extractors …

Install Osquery on Linux

Install Osquery on Debian 10 Buster

koromicha

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

Install ELK Stack 8.x

Install ELK Stack 8 on Debian 12

Kifarunix

In this tutorial, you will learn how to install ELK stack 8 on Debian 12 …

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 …

ntopng

Install ntopng on Rocky Linux 8

gen_too

This guide will take you through how to install ntopng on Rocky Linux 8. ntopng …

Install Wazuh Manager with ELK on Debian

Install and Setup Wazuh Server in CentOS 8/Fedora 32

kaptotonindet

In this tutorial, you will learn how to install and setup Wazuh server in CentOS …

integrate Suricata with Wazuh for log processing

Integrate Suricata with Wazuh for Log Processing

gen_too

Follow through this tutorial to learn how to integrate Suricata with Wazuh for log processing. …

Install and Setup Prometheus on Ubuntu 20.04

gen_too

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

Install Elasticsearch 7 on Fedora 30

koromicha

In this guide, you are going to learn how to install Elasticsearch 7 on Fedora …

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 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 …
Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora 29

In this article, we are going to learn how to install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora …
Setup Multi-node Elasticsearch Cluster

Setup Multi-node Elasticsearch Cluster

In this guide, we are going to learn how to setup multi-node Elasticsearch cluster. This guide has been tested on …

NETWORKING

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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 …
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 …
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 …
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 …
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

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 …
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 …

STORAGE

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Install and Setup GlusterFS on Ubuntu 18.04

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

How to Encrypt Data at Rest on Ceph Cluster OSD

How to Install MinIO Object Storage Server on RHEL 9

Easy way to Setup NFS Server on Ubuntu 20.04

Configure ownCloud OpenLDAP Authentication

Install and Configure BackupPC on Debian 10

Provision Block Storage for Kubernetes on Rook Ceph Cluster

VIRTUALIZATION

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install portainer on Linux

Install Portainer on Ubuntu 22.04

koromicha

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

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

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. …

Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

gen_too

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. …

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 …

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to …

Install Debian 10 Buster on VirtualBox

koromicha

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

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 Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

Kifarunix

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox …

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. If you have installed Ubuntu …

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

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu 20.04. Maybe you have installed …
kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with Terraform. If you are creating …

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