HowTos

How To Establish A Solid Foundation for Data Security, Privacy, and Confidential

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Kifarunix
Security, HowTos, Request Tracker (RT), Ticketing Systems

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

HowTos,

Install and Setup Thunderbird Mail Client On Ubuntu 20.04

HowTos, Containers, Docker

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Storage, GlusterFS, HowTos

Setup GlusterFS Distributed Replicated Volume on CentOS 8

Containers

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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

In this guide, we will cover how to backup applications and persistent volumes in OpenShift with OADP. This is Part …
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, …
install docker ce on debian 12

How to Install Docker CE on Debian 12

In this tutorial, we are going to learn how to install Docker CE on Debian 12. Docker is a platform …
kubernetes secrets

How to Use Secrets in Kubernetes Applications

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

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

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

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

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

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

Install and Use Docker on Debian 10 Buster

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

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

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

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

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

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Security

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Complete Guide: Configuring Filebeat to Send Logs to Kafka

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

Install and Configure AIDE on Debian 10

Most Popular

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Quickly Install MySQL 8 on Debian 12
HowTos, Containers, Database, Docker, MySQL

Quickly Install MySQL 8 on Debian 12

install wireguard vpn on
Security, HowTos, VPN

Install WireGuard VPN Server on Ubuntu 24.04

Monitoring, HowTos, osquery, Security

How to Install Osquery on Ubuntu 18.04

Install Sysdig system visibility tool on Ubuntu
HowTos, Linux Commands, Monitoring

Install Sysdig System Visibility Tool on Ubuntu 22.04

BIND, DNS, HowTos

Configure BIND as Slave DNS Server on Ubuntu 18.04

Upgrade RHEL 8 to RHEL 9 using LEAPP
HowTos, Red Hat Satellite, RHEL, RHEL OS Upgrade

Upgrade RHEL 8 to RHEL 9 using LEAPP with Satellite Server Integration

4 Reasons Why Home and Remote Workers Should Use a VPN

Configure APT Proxy on Debian 10 Buster

Install Gophish on Ubuntu 22.04

Install and Setup Lynis Security Auditing tool on CentOS 8

How to Install OSSEC Agent on Solaris 11.4

Configure Apache with SSL/TLS Certificates on CentOS 8

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

Install and Setup DVWA on Debian 10

How to Automate eCryptfs Mounting Procedure

Tips For Secure Gaming: Why Do You Need a VPN While Playing? 

Configure Guacamole SSL/TLS with Nginx Reverse Proxy

Setup IPSec VPN server with Libreswan on Rocky Linux

MONITORING

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Send Alert When ClamAV Finds Infected Files on Linux Systems

Send Alert When ClamAV Finds Infected Files on Linux Systems

gen_too

In this tutorial, you will learn how to send alert when ClamAV finds infected files …

Setup Multi-node Elasticsearch Cluster

Setup Multinode Elasticsearch 8.x Cluster

gen_too

Follow through this tutorial to learn how to setup multinode Elasticsearch 8.x cluster. As of …

Install Filebeat 9 on Ubuntu/Debian

Install Filebeat 9 on Ubuntu/Debian

Kifarunix

How can I install Filebeat 9 on Ubuntu/Debian? Well, the installation of Filebeat 9 on …

Install and Configure Zabbix

Install and Configure Zabbix 4.0 from Source on Fedora 29/Fedora 28/CentOS 7

koromicha

In this guide, we are going to learn how to install and configure Zabbix 4.0 …

Install Logstash 9 on Ubuntu/Debian

Install Logstash 9 on Ubuntu/Debian

Kifarunix

This guide is about how to install Logstash 9 on Ubuntu/Debian as a continuation of …

Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Rocky Linux

koromicha

In this tutorial, you will learn how to install Fleet osquery manager on Rocky Linux. …

Setup Multi-node Elasticsearch Cluster

How to Setup Multinode Elasticsearch 9 Cluster

Kifarunix

Follow through this tutorial to learn how to setup multinode Elasticsearch 9 cluster. As of …

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

How to Debug Logstash Grok Filters

Jay Decrame

Welcome to our guide on how to debug Logstash Grok filters. Grok filter uses regular …

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. …

Install and Configure Telegraf on FreeBSD 12

koromicha

Welcome to our guide on how to install and configure Telegraf on FreeBSD 12. If …

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 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 …
check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to check Docker CPU and memory usage? In this tutorial, you will learn how to check Docker container RAM …

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 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, …
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 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 …
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 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 …
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 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

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 …

STORAGE

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Install and Configure BackupPC on Rocky Linux 8

Install and Configure NFS Server on RHEL/CentOS

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

Easily Install and Configure Samba File Server on Ubuntu 20.04

Install ownCloud Server on Debian 12

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Configure ownCloud OpenLDAP Authentication

VIRTUALIZATION

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How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

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 kvm on ubuntu

How to Install KVM on Ubuntu 24.04

Kifarunix

In this tutorial, you will learn how to install KVM on Ubuntu 24.04. KVM (Kernel-based …

install ubuntu 25.04 on virtualbox

How to Install Ubuntu 25.04 on VirtualBox: A Step-by-Step Guide

Kifarunix

Wondering how to install Ubuntu 25.04 on VirtualBox? Ubuntu 25.04, codenamed “Plucky Puffin,” is the …

Install VirtualBox Guest Additions on CentOS 8

koromicha

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

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 …

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 …

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Kifarunix

How can I setup a Docker swarm? In this tutorial, you will learn how to …

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 …

genymotion login

Install Genymotion Android Emulator on Ubuntu 20.04

gen_too

Follow through this guide to learn how to install Genymotion Android emulator on Ubuntu 20.04. …

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

How can I setup a Docker swarm? In this tutorial, you will learn how to setup three node Docker swarm …
Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with the official release date is …
Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In VirtualBox, it is possible to …

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