LAMP Stack

Install LAMP Stack on Fedora 30

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koromicha
HowTos

Here’s Why You Should Let a Professional Design Your Website

Monitoring, Elastic Stack, HowTos

Install ELK Stack on Rocky Linux 8

HowTos

Reasons Why Customers Are Leaning Towards Smaller Home Search Platforms Instead of Global Ones

Monitoring, Telegraf, TIG stack

Install and Configure Telegraf on FreeBSD 12

Containers

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Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

This tutorial provides a step-by-step guide on how to install Kubernetes Metrics server on a Kubernetes cluster. Kubernetes Metrics Server …
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 …
Backup and Restore etcd in OpenShift 4 with Automated Scheduling & S3 Storage Integration

Backup and Restore etcd in OpenShift 4 with Automated Scheduling & S3 Storage Integration

In this blog post, we will walk through how to backup and restore etcd in OpenShift 4, including setting up …
Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Deploy an OpenShift Cluster Using Agent-Based Installer

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

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

deploy multinode OpenShift cluster using UPI

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

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

install portainer on Linux

Install Portainer on Rocky Linux

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

kubernetes secrets

How to Use Secrets in Kubernetes Applications

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

backup and restore kubernetes etcd cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

Security

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Enable HTTPS Connection Between Elasticsearch Nodes

Install ClamAV on Ubuntu 24.04/Ubuntu 22.04

Encrypt Drives with LUKS in Linux

Most Popular

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Certifications, Cisco CCNA R&S

How to Pass Cisco 200-150 Exam Using Valid and Updated Exam Dumps?

How to Construct a Trading Bot: Your Step-by-Step Guide to Automation
HowTos

How to Construct a Trading Bot: Your Step-by-Step Guide to Automation

Helpful Tips On How To Choose the Right Educational Software
HowTos

Helpful Tips On How To Choose the Right Educational Software

HowTos, OpenVPN, Security, VPN

Configure strongSwan VPN Client on Ubuntu 18.04/CentOS 8

Install Apache Guacamole on Ubuntu 21.04
Remote Desktop, HowTos

Install Apache Guacamole on Ubuntu 21.04

Install Greenbone Vulnerability Management (GVM) on Debian 12
Security, HowTos, Vulnerability Scanners

Install GVM Vulnerability Scanner on Ubuntu 24.04

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

Basic Operation of Firewalld in Linux

Install and Setup Nessus Scanner on Ubuntu 20.04

Install and Setup GVM 20.08 on Ubuntu 20.04

Top Ways To Raise Cybersecurity Awareness In Your Business

Setup IPSEC VPN using StrongSwan on Debian 10

How to Encrypt Data at Rest on Ceph Cluster OSD

Install GVM 21.04 on Rocky Linux 8

Analyze Network Traffic using Zeek

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

Install OpenVAS 10 (GVM) on Debian 10 Buster

The Smart Business Owner’s Guide to Access Control and Biometric Security

MONITORING

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Install Elasticsearch 7.x on CentOS 7/Fedora 29

koromicha

This guide will take you through how to install Elasticsearch 7.x on CentOS 7/Fedora 29. …

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 …

Install Prometheus on Debian 12

How to Install Prometheus on Debian 12

Kifarunix

In this guide, you will learn how to install Prometheus on Debian 12. Prometheus is an open-source …

Install Elastic Stack 7 on Ubuntu

Install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8

koromicha

This tutorial will guide on how to install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8. …

Configure Log Retention Period in ELK Stack

Configure Log Retention Period in ELK Stack

koromicha

How do I change the log retention policy in elk stack? In this tutorial, you …

Install and Setup Nagios

Install and Setup Nagios on Ubuntu 22.04

Jay Decrame

In this guide, we will provide a step-by-step tutorial on how to install and setup …

Monitor Squid Access Logs with Graylog Server

koromicha

Welcome to our tutorial on how to monitor squid access logs with Graylog server. Graylog is …

Import Assets to AlienVault USM/OSSIM using a CSV file

Import Assets to AlienVault USM/OSSIM using a CSV file

koromicha

In this article, we are going to learn how to import assets to AlienVault USM/OSSIM …

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

Kifarunix

In this blog post, you will learn how to enable user workload monitoring in OpenShift …

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

Install and Configure Logstash 7 on Ubuntu 18/Debian 9.8

koromicha

This guide will focus on how to install and configure Logstash 7 on Ubuntu 18.04/Debian …

How to Monitor OpenVPN Connections using openvpn-monitor tool

In this tutorial, we are going to learn how to monitor OpenVPN connections using openvpn-monitor tool. This tutorial focuses on …
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 …

Install Icinga Web 2 on Debian 10 Buster

In this guide, we are going to learn how to install Icinga Web 2 on Debian 10 Buster as our …

NETWORKING

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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

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 …
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 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 …
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, …
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 …
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 …

STORAGE

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Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Install and Configure NFS Server on RHEL/CentOS

How to Deploy Ceph Storage Cluster on Rocky Linux

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

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

Install ownCloud Server on Debian 10 Buster

How to Encrypt Data at Rest on Ceph Cluster OSD

How to Reset Ceph Dashboard Admin Password

VIRTUALIZATION

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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 Debian 12 on VirtualBox

Install Debian 12 on VirtualBox

Kifarunix

Follow through this tutorial to learn how to install Debian 12 on VirtualBox. The Debian …

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

koromicha

Hello there, welcome to this tutorial on how to upload an ISO file to VMware …

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 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 Install FreeBSD 12 on VirtualBox

koromicha

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

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 …

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 …

kali linux 2021.3 desktop

Install Kali Linux 2020.3 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2020.3 on VirtualBox. Kali …

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 …

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

Hello there, welcome to this tutorial on how to upload an ISO file to VMware ESXi using vSphere client. Well, …
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 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, …

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