Security, HowTos

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

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koromicha
HowTos, Proxy, Security

Install and Configure Squid Proxy on CentOS 8

Certifications, Cisco CCNA R&S

Is It Possible to Explore Cisco CCNA Routing and Switching Certification via Practice Tests from Examsnap?

Security, HowTos, Networking

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

Containers, Docker

Install and Use Docker on Debian 10 Buster

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 …
monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor Docker containers using Nagios. Monitoring …
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 …
using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

openstack on ubuntu 24.04

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

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

nagios docker

Deploy Nagios as a Docker Container

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

Deploy an OpenShift Cluster Using Agent-Based Installer

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

Install Minikube on Debian 12

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

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Security

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Create Locally Trusted SSL Certificates with mkcert on Ubuntu 20.04

Enroll Windows Systems into Osquery Fleet Manager

Install and Setup Lynis Security Auditing tool on Ubuntu 20.04

Most Popular

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Install Monitorix on Ubuntu 20.04
Monitoring, HowTos, Monitorix

How to Install Monitorix on CentOS 8

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon
Security, Elastic Stack, HowTos, Monitoring

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

fix Filebeat Glibc related errors
HowTos

How to Fix Filebeat Glibc Related Errors on Ubuntu 22.04

4 Ways Website Data Collection Can Help Improve Your Business
HowTos

4 Ways Website Data Collection Can Help Improve Your Business

Request control during screen share in Teams on Linux
HowTos

Request control during screen share in Teams on Linux

Exploring API Authentication Methods for Digital Infrastructure Security in Business
HowTos

Exploring API Authentication Methods for Digital Infrastructure Security in Business

Complete Guide: Configuring Filebeat to Send Logs to Kafka

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

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

Install Gophish on Ubuntu 18.04/Debian 9.8

Quick Guide: Configure Apache Kafka SSL/TLS Encryption for Enhanced Security

Visualize ClamAV Scan Logs on ELK Stack Kibana

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

Stages of Anonymity and Security Development on the Internet

Install and Use Nikto Web Scanner on Ubuntu 20.04

Install Wazuh Manager with ELK on Debian 12

Tips For Choosing The Right Antivirus Software

Install and Configure OpenVPN Client on Rocky Linux 8

MONITORING

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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 …

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

Kifarunix

In this blog post, we will cover how to configure centralized logging in OpenShift with …

Install Osquery on Linux

Install Osquery on Rocky Linux 8

gen_too

In this guide, we are going to learn how to install osquery on Rocky Linux …

Install Prometheus on Linux

Configure Prometheus Email Alerting with AlertManager

gen_too

In this tutorial, you will learn how to configure Prometheus Email alerting with AlertManager. AlertManager …

Install and Setup Nagios

Install and Configure Nagios Core from Repos on Ubuntu 18.04

koromicha

In this tutorial we are going to learn how to install and configure Nagios Core …

Install LibModsecurity with Apache on Ubuntu 20.04

Install ModSecurity with Apache on Ubuntu 22.04

gen_too

Welcome to our guide on how to install ModSecurity with Apache on Ubuntu 22.04. Modsecurity …

Install Filebeat on FreeBSD

Install Filebeat on FreeBSD

koromicha

Follow through this guide to learn how to install Filebeat on FreeBSD. Installing Filebeat on …

nxlog-ce

Install and Configure NXLog CE on Ubuntu 20.04

koromicha

In this guide, we are going to learn how to install and configure NXLog CE …

nagios docker

Deploy Nagios as a Docker Container

Kifarunix

How to install Nagios core in Docker? In this tutorial, you will learn how to …

Install and Configure Zabbix

Add Hosts to Zabbix Server for Monitoring

koromicha

This guide will take you through how you can be able to add hosts to …

How to Measure CPU Usage in Linux

How to Measure CPU Usage in Linux

This simple guide will take you through how to Measure CPU Usage in Linux. CPU is critical to every other …
Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to use custom index. Elastic Beats …
filebeat

Install Filebeat 8 on Debian 12

How can I install Filebeat 8 on Debian 12? Well, the installation of Filebeat 8 on Debian 12 is no …

NETWORKING

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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 …
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 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 …
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 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 …
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 …
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 …
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 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 …
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 …

STORAGE

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ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

How to Start Stop or Restart Ceph Services

Install ownCloud Server on Ubuntu 22.04

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

Setup Software RAID on Rocky Linux 8

How to Move Linux OS Installation to Another Drive

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

VIRTUALIZATION

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kali linux 2021.3 desktop

Easily Install Kali Linux 2021.3 on VirtualBox

gen_too

In this tutorial, you will learn how to install Kali Linux 2021.3 on VirtualBox. Kali Linux is …

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 Debian 10 Buster on VirtualBox

koromicha

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

install portainer on Linux

Install Portainer on Debian 11/Debian 10

koromicha

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is …

Install Fedora 30 Workstation on VirtualBox

koromicha

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

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 …

bullseye 11

Install Debian 11 on VirtualBox

gen_too

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian …

Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

Kifarunix

In this tutorial, you will learn on how to easily install Solaris 11.4 on VirtualBox. …

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 CentOS 8

koromicha

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

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According to rockylinux.org, Rocky Linux is …
Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

In this tutorial, we will walk you through the steps of creating KVM virtual machines with Kickstart. If you are …
kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need Guest additions installed on the …

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