WordPress, HowTos, Security

How to fix WordPress could not establish a secure connection to WordPress.org

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koromicha
Database, HowTos, PHP, phpMyAdmin

Install latest phpMyAdmin on CentOS 8

HowTos, Nginx, Security, WAF, Web Servers

Install and Configure NAXSI Nginx WAF on Ubuntu 18.04 LTS

Remote Desktop, HowTos

Setup Guacamole Remote Desktop Access Tool on Ubuntu 18.04

HowTos

Why Should You Seek a Computer Repair Service in Washington, D.C

Containers

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Install Minikube on Debian 12

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

I want to run a single node Kubernetes cluster on my local machine. But how? Well, this step-by-step guide will …
Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

In this tutorial, we will provide you with a step-by-step guide on deploying an application on Kubernetes cluster. Kubernetes is …
Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on Ubuntu 22.04. Kolla provides Docker …
kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

Setup Portainer with SSL Certificates

Setup Portainer with SSL Certificates

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Install Helm on Kubernetes Cluster

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Deploy an OpenShift Cluster Using Agent-Based Installer

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

Security

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How to Integrate ELK Stack with TheHive

How to Encrypt Data at Rest on Ceph Cluster OSD

Install and Setup VeraCrypt on Ubuntu 22.04/Ubuntu 20.04

Most Popular

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Install and Setup OpenVAS 9 Vulnerability Scanner on Ubuntu 18.04
Security, OpenVAS, Vulnerability Scanners

Install and Setup OpenVAS 9 Vulnerability Scanner on Ubuntu 18.04

Install LAMP Stack on Rocky Linux 8
LAMP Stack, Apache, Database, HowTos, MariaDB

Install LAMP Stack on Rocky Linux 8

Install Duplicati Backup Client on Ubuntu 22.04
HowTos, BackupPC, Storage

How to Install Duplicati Backup Client on Ubuntu 22.04

6 Tips For A More Successful Company
HowTos

6 Tips For A More Successful Company

Is a Firewall Box All You Need for Home and Small Office Security?
HowTos, Security

Is a Firewall Box All You Need for Home and Small Office Security?

Basic Operation of Firewalld in Linux
Security, Firewall

Basic Operation of Firewalld in Linux

Deploy WordPress using Docker Compose

Import Saved Passwords From Firefox to Chrome on Ubuntu 18.04

Step-by-Step Guide: Install and Setup OpenVPN Server on Ubuntu 22.04

Fix AlienVault HIDS Events Displaying 0.0.0.0 as IP Address

Install and Configure Wazuh Manager on Ubuntu 22.04

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

Install and Setup OpenVAS 9 Vulnerability Scanner on Ubuntu 18.04

Encrypt Drives with LUKS in Linux

Integrate sysPass with OpenLDAP for Authentication

Install and Configure OpenVPN Client on Rocky Linux 8

Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7

Qualities To Look For When Choosing The Right VPN Service

MONITORING

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Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Kifarunix

In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker …

Install latest Grafana on Debian 10

Install latest Grafana on Debian 10

koromicha

In this tutorial, you will learn how to install latest Grafana on Debian 10. Grafana is …

Create Squid Logs Extractors on Graylog Server

koromicha

In this guide, we are going to go over how to create squid logs extractors …

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 …

Configure Grafana Email Alerting

Configure Grafana Email Alerting

gen_too

In this tutorial, you will learn how to configure Grafana Email alerting. Grafana alerting allows …

Install Arkime (Moloch) Full Packet Capture tool on Ubuntu

Install Arkime Full Packet Capture tool on Ubuntu

gen_too

Welcome to our tutorial on how to install Arkime (Moloch) Full Packet Capture tool on …

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

koromicha

This guide describes how to install Nagios Plugins from Source RHEL/CentOS/Oracle Linux. In our previous tutorial, …

Nagios SNMP Monitoring of Linux Hosts

Nagios SNMP Monitoring of Linux Hosts on AlienVault USM/OSSIM

koromicha

In this guide, we are going to learn how to configure Nagios SNMP monitoring of …

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

How to Debug Logstash Grok Filters

Jay Decrame

Welcome to our guide on how to debug Logstash Grok filters. Grok filter uses regular …

Setup Kibana Elasticsearch and Fluentd on CentOS 8

koromicha

Hello there. In this tutorial, you will learn how to setup Kibana Elasticsearch and Fluentd …

Install and Setup NetData on Ubuntu 20.04/18.04

In this tutorial, you will learn how to install and setup NetData on Ubuntu 20.04/18.04. NetData is a free and …
Install LibModsecurity with Apache on Ubuntu 20.04

Install ModSecurity with Apache on Ubuntu 22.04

Welcome to our guide on how to install ModSecurity with Apache on Ubuntu 22.04. Modsecurity is an open source, cross …
Install Zabbix Agent on Windows Systems

Install Zabbix Agent on Windows Systems

This guide will take you through how to install Zabbix agent on Windows systems. Install Zabbix Agent on Windows Systems …

NETWORKING

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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 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 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 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 …
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, …
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 …
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 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 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 …
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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Install Nextcloud with Nginx and SSL/TLS Certificates on CentOS 8

Install and Setup Rsyslog Server on Ubuntu 22.04

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

Setup Software RAID on Rocky Linux 8

How to Install and Configure iSCSI Storage Server on Ubuntu 18.04

How to Install Duplicati Backup Client on Ubuntu 22.04

Part 2: Integrate OpenStack with Ceph Storage Cluster

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

VIRTUALIZATION

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Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

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 …

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 …

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Kifarunix

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on …

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to …

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 …

Resize Root Partition of VirtualBox VM Snapshot

koromicha

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

Install Fedora 30 Workstation on VirtualBox

koromicha

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

How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

koromicha

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox …

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 …

Install Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

How to install Linux Mint Cinnamon virtual machine? Follow through this tutorial to learn an easy way to install Linux …
bullseye 11

Install Debian 11 on VirtualBox

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian project is proud to present …

Resize Root Partition of VirtualBox VM Snapshot

You are running a virtual machine on a VirtualBox with multiple snapshots and you want to resize the root partition …

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