Monitoring, HowTos

How to Install Checkmk Monitoring Agents on Linux

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koromicha
HowTos, Red Hat Satellite, RHEL, RHEL OS Upgrade

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

HowTos

Configure Postfix to Use Gmail App Passwords

HowTos

Easy way to Install VirtualBox on Oracle Linux

HowTos, NTP, RHEL

How to Install and Configure NTP Server Using NTPd on Fedora 29/Fedora 28

Containers

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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 …
kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What is kubeconfig file in a Kubernetes Cluster? If you are just starting out your journey in Kubernetes, it is …
Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker using Ansible, an an open-source …
Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

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

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Install Minikube on Debian 12

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

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

install docker ce

Install Docker CE on Ubuntu 20.04

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

install docker ce

Install Docker on Rocky Linux 8|9

Security

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3 Internet Security Tips for 2022

Setup IPSec VPN server with Libreswan on Rocky Linux

Detecting Malicious Files with Wazuh and VirusTotal

Most Popular

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Interior design tips for upgrading your dorm room
HowTos

Interior design tips for upgrading your dorm room

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

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

osticket
HowTos

Install osTicket Ticketing System on Ubuntu 22.04/Ubuntu 20.04

HowTos, find, Linux Commands

Using Find Command to Search for Files and Directories in Linux

Configure Nagios Availability Monitoring on AlienVault
HowTos, AlienVault, Monitoring, Nagios

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

Create The Perfect Playlist For Your Next Event
HowTos

How To Create The Perfect Playlist For Your Next Event

Configure OpenVPN Clients to use specific DNS Server

Install pfSense Firewall on KVM

How to Integrate ELK Stack with TheHive

Stages of Anonymity and Security Development on the Internet

Install LibModsecurity with Apache on Ubuntu 20.04

Install OpenVAS 10 (GVM) on Debian 10 Buster

Understanding OpenShift Security Context Constraints: The Complete Guide

Top Ways To Raise Cybersecurity Awareness In Your Business

Configure SSH Local Port Forwarding in Linux

Ship System Logs to ELK Stack using Elastic Agents

Scan a Web Application Using Acunetix Scanner

Install and Setup Squid Proxy on Debian 11/10

MONITORING

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Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Oracle Linux

koromicha

Follow through this tutorial to learn how to install Fleet osquery manager on Oracle Linux. …

Install Elasticsearch 7 on Fedora 30

koromicha

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

nagios rocky

Install Nagios Server on Rocky Linux 8

gen_too

In this guide, you will learn how to install Nagios Server on Rocky Linux 8. Nagios provides …

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 …

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

Kifarunix

How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to …

enroll Windows systems into Osquery Fleet Manager

Enroll Windows Systems into Osquery Fleet Manager

koromicha

Welcome to our guide on how to enroll Windows systems into Osquery Fleet Manager. Fleet is …

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 NetData on Ubuntu 20.04/18.04

koromicha

In this tutorial, you will learn how to install and setup NetData on Ubuntu 20.04/18.04. …

Install and Configure Zabbix

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

koromicha

Install Zabbix Run the command below to install the Zabbix daemon binaries (zabbix_server, zabbix_agentd, zabbix_proxy) …

Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

Kifarunix

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to …

Install OSSEC HIDS Agent

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

In this guide, we are going to learn how to install and configure OSSEC agent on Ubuntu 18.04/CentOS 7. OSSEC …
wazuh vt

Detecting Malicious Files with Wazuh and VirusTotal

In this tutorial, you will learn on detecting malicious files with Wazuh and VirusTotal. Wazuh is an open source security …
Monitor Windows System Metrics using Sensu

Monitor Windows System Metrics using Sensu

Follow through this guide to learn how you can easily monitor Windows system metrics using Sensu. Sensu is an opensource infrastructure …

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, …
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 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 …
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 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 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 …
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 …

STORAGE

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How to Move Linux OS Installation to Another Drive

How to Deploy Ceph Storage Cluster on Rocky Linux

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Install and Setup BackupPC Server on Ubuntu 20.04

Part 3: Integrate OpenStack with Ceph Storage Cluster

Install and Setup Ceph Storage Cluster on Ubuntu 20.04

Setup Software RAID on Debian 10

How to Install Duplicati Backup Client on Ubuntu 22.04

VIRTUALIZATION

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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 …

Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

koromicha

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with …

How to Install FreeBSD 12 on VirtualBox

koromicha

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD …

shrink KVM virtual machine LVM partitioned disk

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

Kifarunix

In this tutorial, you will learn an easy way to decrease/shrink KVM virtual machine disk …

Upgrade Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

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 VirtualBox Guest Additions on Fedora 31/32

koromicha

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

Install Ubuntu 24.04 on VirtualBox

Install Ubuntu 24.04 on VirtualBox

Kifarunix

This guide will take you through how to install Ubuntu 24.04 on VirtualBox. Ubuntu 24.04, …

how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

koromicha

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many …

Install VirtualBox Guest Additions on Debian 10 Buster

So if you have installed Debian 10 Buster on VirtualBox, you might have realized that it is not in full-screen …
Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in fullscreen. In this guide, you …

Install VirtualBox Guest Additions on Ubuntu 18.04

In this guide, we are going to learn how to install VirtualBox Guest Additions on Ubuntu 18.04 VM. Oracle VM …

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