HowTos

How To Create The Perfect Playlist For Your Next Event

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koromicha
HowTos

How Free Infographic Maker Helps In Creating Artistic Presentations

HowTos, Directory Server, OpenLDAP

How to Configure DokuWiki OpenLDAP Authentication

Security, HowTos, OpenVPN, VPN

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

HowTos, Containers, Docker

Install and Run MariaDB as a Docker Container

Containers

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deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

In this tutorial, you will learn how to deploy WordPress using Docker compose. In an ever-evolving digital landscape, where websites …
Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

In this tutorial, you will learn how to deploy Ceph storage cluster in Kubernetes using Rook. Rook is an open-source …
kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

What is the difference between Kubernetes kubectl drain and kubectl cordon commands? Well, keeping your Kubernetes cluster healthy and running …
integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

install docker ce on debian 12

How to Install Docker CE on Debian 12

Deploy an OpenShift Cluster Using Agent-Based Installer

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

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

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

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

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

install docker ce

Install Docker on Rocky Linux 8|9

Setup Portainer with SSL Certificates

Setup Portainer with SSL Certificates

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

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

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Security

More

Install Wazuh Agent on Rocky Linux 8

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

How to Install Arkime with Elasticsearch 8 on Ubuntu 24.04

Most Popular

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openldap sssd
HowTos, Directory Server, OpenLDAP

Configure SSSD for OpenLDAP Authentication on Ubuntu 18.04

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume
Storage, HowTos, LVM

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

install wine ubuntu/debian
HowTos

Install Wine on Debian 11

GoAccess, HowTos, Monitoring

Install GoAccess on Ubuntu 18.04/Debian 10 Buster

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

How to Access Samba Share on Linux and Windows Systems

Install and Configure AIDE on Debian 10
Security, HowTos

Install and Configure AIDE on Debian 10

How to Increase Your Security With the Help of Advanced Tech Solutions

Analyze Network Traffic using Zeek

How to Install and Configure DVWA Lab on Ubuntu 18.04 server

Install Osquery on Rocky Linux 8

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

Website Security Testing: What Is It and Why Is It Important?

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

Setup IPSec VPN server with Libreswan on Rocky Linux

How To Reset Or Recover Root Password On OPNsense

Install Velociraptor Client on Linux and Windows Systems

Top 10 Colleges with Cyber Security Programs

Install Linux Malware Detect on Ubuntu 22.04/Ubuntu 20.04

MONITORING

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install nagios core on centos 9 stream

Install Nagios Server on CentOS 9 Stream

Kifarunix

In this guide, you will learn how to install Nagios Server on CentOS 9 Stream. …

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Kifarunix

In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker …

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 …

Install Elastic Stack 7 on Fedora 30/Fedora 29/CentOS 7

koromicha

In this guide, we are going to learn how to install Elastic Stack 7 on …

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 …

Enable Kibana HTTPS Connection

Quick Way to Enable Kibana HTTPS Connection

gen_too

In this tutorial, you will learn how to enable Kibana HTTPS connection. HTTPS connections ensures …

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

Install Logstash 8 on Ubuntu/Debian

koromicha

This guide is about how to install and configure Logstash 8 on Ubuntu/Debian as a …

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

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

Kifarunix

In this blog post, we will run through how to set up alerting in OpenShift …

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Kifarunix

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor …

Ship System Logs to ELK Stack using Elastic Agents

Ship System Logs to ELK Stack using Elastic Agents

gen_too

This tutorial will take you through how to ship system logs to ELK stack using …

Install Osquery on Ubuntu 20.04

Enroll Osquery Hosts on Fleet Manager

In this tutorial, you will learn how to add or enroll Osquery hosts on Fleet manager. Fleet is the most …
nxlog-ce

Install and Configure NXLog CE on Ubuntu 20.04

In this guide, we are going to learn how to install and configure NXLog CE on Ubuntu 20.04. NXLog is …

How to Monitor Remote Linux Hosts and Services with Icinga 2 on Ubuntu 18.04

In this very tutorial, you are going learn how to monitor hosts and services with Icinga 2 on Ubuntu 18.04 …

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 …
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 …
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 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 …

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 …
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, …
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, …
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 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 …

STORAGE

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How to Migrate ODF from Worker Nodes to Dedicated Storage Nodes on OpenShift 4.x

How to Configure NFS Server on Ubuntu 18.04

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

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

Easily Install and Configure Samba File Server on Ubuntu 20.04

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

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Install and Configure BackupPC on Debian 10

VIRTUALIZATION

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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. …

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 …

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 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

Kifarunix

In this post, you will learn how to install VirtualBox 7 on Ubuntu 24.04. Installing …

Install VirtualBox Guest Additions on Ubuntu 20.04

koromicha

If you have installed Ubuntu 20.04 on VirtualBox, you realize that it is not in …

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

koromicha

In this tutorial, you will learn how to upgrade VirtualBox 6.x to VirtualBox 7.x on …

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 …

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 …

AutoStart VirtualBox VMs on System Boot on Linux

AutoStart VirtualBox VMs on System Boot on Linux

koromicha

In this guide, we are going to learn how to autostart VirtualBox VMs on system …

Install VirtualBox Guest Additions on Ubuntu 18.04

Jay Decrame

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

Upgrade Ubuntu 18.04 to Ubuntu 20.04

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being likely to be released on …
Install Fedora CoreOS on KVM Using an ISO File

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

In this tutorial, you will learn how to install Fedora CoreOS on KVM using an ISO file. Fedora CoreOS is a minimal, …
deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04. There are different methods/tools …

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