Landscape, System Manager

Install and Setup Landscape on Ubuntu 18.04

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koromicha
Virtualization, HowTos, VirtualBox

AutoStart VirtualBox VMs on System Boot on Linux

Containers, HowTos, Jenkins, Kubernetes, OpenShift, Pipelines

How to Configure CloudBees CI High Availability for Managed Controllers on OpenShift

Monitoring, Elastic Stack, HowTos

Install Filebeat 8 on Debian 12

Graylog, HowTos, Monitoring

Create Squid Logs Extractors on Graylog Server

Containers

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Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Follow through this guide to learn how to deploy ELK Stack 8 cluster on Docker containers. Deploying a multinode ELK …
Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! Metricbeat provides a flexible and …
How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

How to Set Up Alerting in OpenShift 4: Alertmanager, Alert Rules & Notifications

In this blog post, we will run through how to set up alerting in OpenShift 4. After configuring monitoring and …
Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

install portainer on Linux

Install Portainer on Ubuntu 22.04

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

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

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

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

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

kubernetes secrets

How to Use Secrets in Kubernetes Applications

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

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

install docker ce

Install Docker on Rocky Linux 8|9

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

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

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

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

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Security

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Setup OpenVPN Server on CentOS 8

Install ModSecurity with Apache on Debian 12

Install and Configure AIDE on Ubuntu 18.04

Most Popular

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What are the Different Types of Wireless Headphones?
HowTos

What are the Different Types of Wireless Headphones?

Easy way to Test Internet Speed on Linux Terminal
Networking, HowTos

Easy way to Test Internet Speed on Linux Terminal

Install TensorFlow on Linux
HowTos

Install TensorFlow on Debian 11

Debunking Four Most Common Misconceptions about LMS
HowTos

Debunking Four Most Common Misconceptions about LMS

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

squid proxy
HowTos, Proxy, Security

Install and Configure Squid Proxy on CentOS 8

Encrypt Drives with LUKS in Linux

Install and Setup Suricata on Ubuntu 18.04

Install LibModsecurity with Apache on Fedora 30/29/CentOS 7

Install and Setup DVWA on Debian 10

Install and Setup Suricata on CentOS 8

How to Enable Secure Shell (SSH) server on OPNsense

Setup OpenVPN Server on Rocky Linux 8

Install and Setup Lynis Security Auditing tool on Ubuntu 20.04

Monitor Linux Hosts using Nagios check_by_ssh Plugin

How to Increase Your Security With the Help of Advanced Tech Solutions

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

Configure Apache with SSL/TLS Certificates on CentOS 8

MONITORING

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Monitor Linux Hosts using Nagios check_by_ssh Plugin

Monitor Linux Hosts using Nagios check_by_ssh Plugin

koromicha

Welcome to our tutorial on how to monitor Linux Hosts using Nagios check_by_ssh plugin. This …

Install Wazuh Agent on RHEL

How to Install Wazuh Agent on RHEL 8/9/10

Kifarunix

In this tutorial, you will learn how to install Wazuh agent on RHEL 8/9/10. Our …

Install Grafana on Debian 12

How to Install Grafana on Debian 12

Kifarunix

In this guide, we will provide step-by-step instructions on how to install Grafana on Debian …

Generate Wildcard SSL Certificates for Elasticsearch

Generate Wildcard SSL Certificates for Elasticsearch

Kifarunix

Is there an easy way to generate wildcard SSL certificates for Elasticsearch? Yes, definitely. The …

install zabbix agent

Install Zabbix Agent on CentOS 7 for Zabbix Monitoring

koromicha

Learn how to install Zabbix Agent on CentOS 7 for Zabbix monitoring. In our previous …

Monitor Windows System Metrics using Sensu

Monitor Windows System Metrics using Sensu

koromicha

Follow through this guide to learn how you can easily monitor Windows system metrics using …

Install Prometheus on Linux

How to Install Prometheus on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install Prometheus on Ubuntu 24.04. Prometheus is an open-source …

Install OSSEC HIDS Agent

Install OSSEC Agent on CentOS 8

koromicha

This guide presents a step-by-step tutorial on how to install OSSEC Agent on CentOS 8. …

logstash elasticsearch authentication

Configure Logstash Elasticsearch Basic Authentication

gen_too

This tutorial will show you how you can easily configure Logstash Elasticsearch Basic authentication. If …

Install Latest Grafana on CentOS 8

koromicha

In this guide, we are going to learn how to install latest Grafana on CentOS …

Install Grafana Monitoring Tool on Fedora 29

This is yet another guide on how to install Grafana monitoring tool on Fedora 29. Install Grafana Monitoring Tool on …
Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

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

This guide will focus on how to install Logstash 7 on Fedora 30/Fedora 29/CentOS 7 as a continuation of our …
Install NSClient Nagios Monitoring Agent on Windows System

How to Install NSClient Nagios Monitoring Agent on Windows System

In this tutorial, we are going to learn how to install NSClient Nagios monitoring agent on Windows systems. NSClient++ is …

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, …
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 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 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 …
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 …
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 …
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 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 …
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 …

STORAGE

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Install and Configure NFS Server on RHEL/CentOS

Deploy Ceph Storage Cluster in Kubernetes using Rook

Configure and Use Ceph Block Device on Linux Clients

How to Install BackupPC on Debian 12

Install ownCloud Desktop Client on Debian 10

Quick Way to Setup Samba File Server on Debian 10

Install and Setup Ceph Storage Cluster on Ubuntu 20.04

Install ownCloud Desktop Client on CentOS 8

VIRTUALIZATION

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Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux …

Install VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Oracle Linux …

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. …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

You are running a virtual machine on a VirtualBox with multiple snapshots and you want …

Easily Access Shared Folder on Linux VirtualBox VM

Easily Access Shared Folder on Linux VirtualBox VM

koromicha

In this tutorial, you will learn how to setup and easily access shared folder on …

Start and Stop KVM Virtual Machines from Command Line

Start and Stop KVM Virtual Machines from Command Line

koromicha

This guide will take you through how to start and stop KVM virtual machines from …

Install and Configure Endian Firewall on VirtualBox

Install and Configure Endian Firewall on VirtualBox

koromicha

Welcome to our guide on how to install and configure Endian Firewall on VirtualBox. Endian …

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Kifarunix

How can you install Resource usage extension on Docker desktop? In this guide, you will …

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Kifarunix

How can you install Docker desktop on Linux? In this tutorial, you will learn how …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

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 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

In this post, you will learn how to install VirtualBox 7 on Ubuntu 24.04. Installing VirtualBox 7 on Ubuntu 24.04 …
install portainer on Linux

Install Portainer on Ubuntu 22.04

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a self-service container service delivery platform …

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