Security, HowTos, VPN

How to Install and Setup Tailscale VPN on Debian 12

BY
koromicha
Containers, Docker, HowTos, Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

HowTos, NTP, ntpd

Setup NTP server Using NTPd on Debian 10 Buster

HowTos, BIND, DNS

Configure BIND DNS Server using Webmin on Debian 11

HowTos, Encryption, Security, Ubuntu 18.04

How to Install and Use VeraCrypt to Encrypt Drives on Ubuntu

Containers

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Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

In this tutorial, you will learn how to deploy Ceph storage cluster in Kubernetes using Rook. Rook is an open-source …
Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

In this blog post, you’ll learn how to patch sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX to secure your …
Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

In this tutorial, you will learn how to assign roles to users and groups in Kubernetes cluster. With Kubernetes becoming …
How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

install docker ce on debian 12

How to Install Docker CE on Debian 12

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

install docker ce

Install Docker CE on Ubuntu 20.04

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

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

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Configure HTPasswd Identity Provider in OpenShift 4.x

Step-by-Step Guide: How to Configure HTPasswd Identity Provider in OpenShift 4.x

Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Configure CloudBees CI High Availability for Managed Controllers on OpenShift

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

Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

Security

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Install and Setup VeraCrypt on Ubuntu 22.04/Ubuntu 20.04

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

Install and Configure AIDE on Ubuntu 18.04

Most Popular

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install and configure snmp on Linux
HowTos, Monitoring

Install and Configure SNMP on Rocky Linux 8/9

Configure Host-Based Access Control on FreeIPA Server
HowTos, Directory Server, FreeIPA

Configure Host-Based Access Control on FreeIPA Server

install owncloud
HowTos, ownCloud, Storage

Install ownCloud Desktop Client on Debian 10

How to Enable Self-Service Password Reset in Request Tracker (RT)
Security, HowTos, Request Tracker (RT), Ticketing Systems

How to Enable Self-Service Password Reset in Request Tracker (RT)

kvm and terraform
HowTos, Automation, Automation, KVM, Virtualization

Automate Virtual Machine Creation on KVM with Terraform

HowTos, SSH

Configure SSH Public Key Authentication in Linux

Install and Configure OpenVPN Client on CentOS 8/Ubuntu 18.04

Ship System Logs to ELK Stack using Elastic Agents

Process ModSecurity Logs using Wazuh

How to Install and Setup AlienVault HIDS Agent on a Windows Host

How to Install OSSEC Agent on Mac OS

Install LibModsecurity with Apache on Ubuntu 18.04

Install and Setup Suricata on Ubuntu 18.04

How to Install and Use VeraCrypt to Encrypt Drives on Ubuntu

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

Install sysPass Password Manager on Ubuntu 22.04/Ubuntu 20.04

Install and Configure Wazuh Manager on Ubuntu 22.04

4 Reasons Why Home and Remote Workers Should Use a VPN

MONITORING

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Install OSSEC HIDS Agent

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

koromicha

In this guide, we are going to learn how to install and configure OSSEC agent …

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 …

zabbix login int 1

Install Zabbix Server from Source on Debian 11

koromicha

In this guide, we are going to learn how to install Zabbix Server from source …

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 …

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. …

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 …

Fix AlienVault HIDS Events Displaying 0.0.0.0 as IP Address

koromicha

In this guide, we are going to show you how to fix AlienVault HIDS events …

Install and Configure Elastic Auditbeat on Ubuntu 18.04

Jay Decrame

In this guide, we are going to learn how to install and configure Elastic Auditbeat …

nagios docker

Deploy Nagios as a Docker Container

Kifarunix

How to install Nagios core in Docker? In this tutorial, you will learn how to …

Install Grafana Metrics Monitoring Tool on Debian 9

koromicha

Hello guys, we are at it again on how to install Grafana metrics monitoring tool …

Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Oracle Linux

Follow through this tutorial to learn how to install Fleet osquery manager on Oracle Linux. “Fleet is the most widely …
Install Grafana on Ubuntu

Install Grafana Data Visualization Tool on Ubuntu 18.04

In this guide, we are going to learn how to install Grafana Data Visualization Tool on Ubuntu 18.04. Grafana is the …

Install GoAccess On Fedora 30/Fedora 29

Follow through this guide to learn how to install GoAccess on Fedora 30/Fedora 29. GoAccess is an opensource real-time visual …

NETWORKING

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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

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 …
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 …
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, …
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 …
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 …
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 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 …
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, …

STORAGE

More

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

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

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

Configure and Use Ceph Block Device on Linux Clients

Setup Software RAID on Ubuntu 20.04

Setup GlusterFS Distributed Replicated Volume on CentOS 8

Install ownCloud Server on Ubuntu 22.04

KVM Online Disk Expansion: How to Extend Virtual Disks Without Downtime

VIRTUALIZATION

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Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

koromicha

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In …

Install Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

Kifarunix

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

Change Windows Boot Device from IDE to Virtio on KVM

Change Windows Boot Device from IDE to Virtio on KVM

koromicha

In this tutorial, you will learn how to change Windows boot device from IDE 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 …

install portainer on Linux

Install Portainer on Rocky Linux

koromicha

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

Install KVM on Oracle Linux

Install KVM on Oracle Linux

koromicha

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an …

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Kifarunix

How can I setup a Docker swarm? In this tutorial, you will learn how to …

Install and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

gen_too

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. …

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 …

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 …

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need Guest additions installed on the …

Install VirtualBox 6.1 on Ubuntu 18.04 Desktop

VirtualBox 6.1.0 which is a major update of VirtualBox was released December 10 2019 with quite a number of new major …

Install Debian 10 Buster on VirtualBox

In this guide, we are going to learn how to install Debian 10 Buster on VirtualBox. Debian 10 Buster has …

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