HowTos, AlienVault, Monitoring, Nagios

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

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koromicha
HowTos, PHP

Install Laravel PHP Framework On Ubuntu 20.04

HowTos, Asset Management, OCS Inventory

Install OCS Inventory Agent on Debian 12|11|10

HowTos, Remote Desktop

Install NoMachine on Debian 12

HowTos, Password Managers, Password Policies, Security

Install and Setup Passbolt Password Manager on Ubuntu 20.04

Containers

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kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two …
Kubernetes Ingress Explained

Kubernetes Ingress Explained: How to Manage External Access to Your Services

Welcome to our tutorial on how you can utilize Kubernetes Ingress to manage external access to your Kubernetes services. Kubernetes …
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 …
External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

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

deploy multinode OpenShift cluster using UPI

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

Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Install and Use Docker on Debian 10 Buster

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

install docker ce

Install Docker CE on Ubuntu 20.04

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

Security

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How to Install IBM QRadar Community Edition SIEM on VirtualBox

WordPress: Fix Updating failed. The response is not a valid JSON response

Install pfSense Firewall on KVM

Most Popular

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HowTos

10 Instruments That Will Diversify the Way a Rock Band Sounds

Elastic Stack, Monitoring

Install Elastic Stack 7 on Fedora 30/Fedora 29/CentOS 7

Kids Coding Games: How Is It Beneficial?
HowTos

Kids Coding Games: How Is It Beneficial?

Install Zammad Ticketing System on Debian 10
Ticketing Systems, HowTos

Install Zammad Ticketing System on Debian 10

Monitoring, HowTos, osquery, Security

How to Install Osquery on Ubuntu 18.04

How to Automate eCryptfs Mounting Procedure

Installing Metasploit on Ubuntu 18.04 LTS

Setup OpenVPN Server on CentOS 8

Install ClamAV on Debian 11

What You Can Do to Get Work as a Security Guard

Complete Guide: Configuring Filebeat to Send Logs to Kafka

How to Install RKHunter (RootKit Hunter) On Ubuntu 18.04

List  of top 10 Tips to Protect your Privacy Online

Analyze Network Traffic using Zeek

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

Install Wazuh Server on Rocky Linux 8/Rocky Linux 9

Install GVM 21.04 on Rocky Linux 8

MONITORING

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Monitor Squid logs with Grafana and Graylog

koromicha

In this guide, we are going to learn how to monitor squid logs with Grafana …

Install and Configure Prometheus on CentOS 8

koromicha

Welcome to our guide on how to install and configure Prometheus on CentOS 8. Prometheus …

nagios nrpe

Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

koromicha

In this tutorial, we are going to learn how to install Nagios NRPE Agent on …

Install and Setup Nagios

Install and Setup Nagios Core on Ubuntu 20.04

koromicha

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

Install NSClient Nagios Monitoring Agent on Windows System

How to Install NSClient Nagios Monitoring Agent on Windows System

koromicha

In this tutorial, we are going to learn how to install NSClient Nagios monitoring agent …

Enable Rsyslog Logging on Debian 12

Enable Rsyslog Logging on Debian 12

Kifarunix

This step by step tutorial will take you through how to enable Rsyslog logging on …

Install Grafana on Ubuntu

Install Grafana on Ubuntu 22.04/20.04/18.04

koromicha

In this guide, we are going to learn how to install Grafana on Ubuntu 22.04/20.04/18.04 …

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 …

install icinga2/icingaweb2

Install Icinga 2 and Icinga Web 2 on Ubuntu 20.04

koromicha

In this tutorial, we are going to learn how to install Icinga 2 and Icinga …

Install Apache Kafka on Debian 12

Easy Steps: Install Apache Kafka on Debian 12

Kifarunix

This guide provides a step by step tutorial on how to easily install Apache Kafka …

Install and Setup Nagios

Install and Configure Nagios Core from Repos on Ubuntu 18.04

In this tutorial we are going to learn how to install and configure Nagios Core from Repos on Ubuntu 18.04. …
Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how to monitor Docker swarm node …
Install Sensu Go Ubuntu/debian/rocky

Install Sensu Go on Ubuntu 22.04

In this tutorial to learn how to install Sensu Go on Ubuntu 22.04. Sensu is an opensource infrastructure and application …

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, …
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, …
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 …
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 …
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 …
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 …
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 …
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 …

STORAGE

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

Install and Configure BackupPC on CentOS 8

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

Part 1: Integrate OpenStack with Ceph Storage Cluster

Install and Configure iSCSI Storage Server on Ubuntu 24.04

Part 2: Integrate OpenStack with Ceph Storage Cluster

Shrink KVM Virtual Machine LVM Partitioned Disk

VIRTUALIZATION

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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 …

Install VirtualBox 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

Kifarunix

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

How to Clone a Virtual Machine on VMware ESXi

koromicha

Having trouble with cloning a virtual machine in VMware ESXi? Worry no more. This guide …

install portainer on Linux

Install Portainer on Ubuntu 22.04

koromicha

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a …

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 …

shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Kifarunix

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, …

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 …

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 …

kali linux 2021.3 desktop

Upgrade Kali Linux 2021.3 to 2021.4

koromicha

Learn how to upgrade Kali Linux 2021.3 to 2021.4. Kali Linux 2021.4 has just been …

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 Kali Linux 2022.2 on VirtualBox

Install Kali Linux 2022.2 on VirtualBox

In this tutorial, you will learn how to install Kali Linux 2022.2 on VirtualBox. Kali Linux is an Advanced Penetration Testing Debian-based …
Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux 9. We are installing the …

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