HowTos, File Recovery

How To Recover Deleted Files On Windows 10

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gen_too
HowTos,

Install and Setup Thunderbird Mail Client On Ubuntu 20.04

HowTos

Create Kibana Visualization Dashboards for ModSecurity Logs

HowTos, Java

Install Java 17 LTS on Debian 12

HowTos

The Best Mobile Apps to Help You Learn Programming

Containers

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Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

In this tutorial, we will provide you with a step-by-step guide on deploying an application on Kubernetes cluster. Kubernetes is …
Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

In this guide, you will learn how to automate OpenShift Builds with Git webhooks. Automating builds in OpenShift with Git …
Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

In this tutorial, you will learn on how to extend OpenShift CoreOS /sysroot root filesystem. Extending the OpenShift CoreOS /sysroot …
install docker ce

Install Docker CE on Ubuntu 20.04

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

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

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

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

Configure OpenShift 4 Image Registry Persistent Storage with ODF

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

Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

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

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

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

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

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

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

deploy multinode OpenShift cluster using UPI

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

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

Install and Run MariaDB as a Docker Container

Security

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Install and Configure AlienVault OSSIM on VirtualBox

Install Bitwarden Password Manager on Ubuntu 22.04

Eliminate Static Secrets from GitLab CI/CD with OpenBao on OpenShift

Most Popular

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OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads
Kubernetes, Containers, HowTos, OpenShift

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

install zeek on ubuntu 20.04
HowTos

Install Zeek on Debian 11

dvwa
Security, HowTos

Install and Setup DVWA on Rocky Linux 8

fleet
Monitoring, Elastic Stack, HowTos, Security

Install and Enroll Elastic Agents to Fleet Manager in Linux

HowTos, PHP

Install PHP 7.3.4 on Fedora 30

Install Metasploit Framework on Ubuntu 22.04/Ubuntu 20.04

VPNs are your Must Have Privacy Tool

Install WireGuard VPN Server on Rocky Linux

How to Perform System Security Auditing with Lynis on Ubuntu 18.04

How to Install Osquery on Ubuntu 18.04

Install and Enroll Elastic Agents to Fleet Manager in Linux

Careers In IT You Need To Know About

Creating Custom Nessus Scan Policy Templates

How to Install NSClient Nagios Monitoring Agent on Windows System

How to Enable Self-Service Password Reset in Request Tracker (RT)

6 Cyber Security Tips Everyone Who Runs A Company Should Know

Why Creating a Secure Password is Crucial

MONITORING

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Install and Configure Zabbix

Install Zabbix Server on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Zabbix server on Debian …

fleet

Install and Setup Kolide Fleet on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install and Setup Kolide Fleet …

install and configure snmp ubuntu 20.04

Quick Way to Install and Configure SNMP on Ubuntu 20.04

gen_too

In this guide, we are going to learn how to install and configure SNMP on …

Fix AlienVault HIDS Events Displaying 0.0.0.0 as IP Address

koromicha

In this guide, we are going to show you how to fix AlienVault HIDS events …

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 …

Configure Nagios Availability Monitoring on AlienVault

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

koromicha

In this guide, we are going to learn how to configure availability Monitoring on AlienVault …

Install Elastic Stack 7 on Ubuntu

Installing ELK Stack on CentOS 8

koromicha

Welcome to our guide on installing ELK Stack on CentOS 8. ELK is the acronym …

install zabbix agent

Install Zabbix Agent on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Zabbix Agent on Debian …

Install and Setup AWStats Log Analyzer on CentOS 8

gen_too

Welcome to our tutorial on how to install and setup AWStats Log Analyzer on CentOS …

Install Graylog 3.0 on CentOS 7

koromicha

Hello there. Today we are going to learn how to install Graylog 3.0 on CentOS …

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

In this guide, we are going to learn how to send Windows logs to Elastic Stack using Winlogbeat and Sysmon. …
Install OSSEC HIDS Agent

Install OSSEC HIDS Agent on Ubuntu 20.04

This tutorial will guide you on how to install OSSEC HIDS agent on Ubuntu 20.04 system from the source tarball. …
Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu 24.04. Grafana is a powerful …

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 …
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, …
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 …
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 …
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 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 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 …
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 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 …

STORAGE

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Shrink KVM Virtual Machine LVM Partitioned Disk

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

Install and Configure iSCSI Storage Server on Ubuntu 24.04

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

Setup Software RAID on Ubuntu 20.04

Part 3: Integrate OpenStack with Ceph Storage Cluster

Quick Way to Setup Samba File Server on Debian 10

Install ownCloud Server on Debian 12

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 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 Fedora 30 Workstation on VirtualBox

koromicha

So Fedora 30 has just been released and you would like to try out the …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

koromicha

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

Install NixOS with Gnome Desktop on VirtualBox

Install NixOS with Gnome Desktop on VirtualBox

Kifarunix

In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. …

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 …

deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

koromicha

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu …

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

kaptotonindet

This is a simple tutorial on an easy way to extend KVM virtual machine disk …

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 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 …

bullseye 11

Install Debian 11 on VirtualBox

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian project is proud to present …
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 …
Install IBM QRadar Community Edition SIEM on VirtualBox

How to Install IBM QRadar Community Edition SIEM on VirtualBox

In this tutorial, we are going to learn how to install IBM QRadar Community Edition SIEM on VirtualBox. We will be …

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