RayHunter — IMSI catcher and Stingray detector devices from STS Collective

2025-01-01 (Modified: 2026-10-21) — Written by SimeonOnSecurity — 3 min read

Master virtualization and cloud computing for the CompTIA A+ 220-1201 Core 1 exam. Learn virtual machines, hypervisors, VDI, containers, cloud models, and cloud characteristics.

An abstract digital illustration showing interconnected virtual machines and hypervisors, layered representations of various cloud models, all against a dark background with vibrant blue and green accents. — Master Virtualization and Cloud Computing for the A+ 220-1201 Exam

#CompTIA A+ #220-1201 #Virtualization #Cloud Computing #containers

Learn more →

Linux+ XK0-006 Services and User Management Lab

2026-10-10 (Modified: 2026-10-21) — Written by SimeonOnSecurity — 6 min read

Practice Linux+ XK0-006 services and user management with accounts, processes, packages, systemd, logs, and containers in a disposable lab.

Linux server and terminal illustration used for a services and user management lab. — Practice Linux services and user management

#CompTIA Linux+ #XK0-006 #user management #containers

Learn more →

CompTIA Linux+ XK0-006 Course and Lab Path

2025-01-01 (Modified: 2026-10-10) — Written by SimeonOnSecurity — 5 min read

Build a disposable Ubuntu 24.04 Linux+ XK0-006 lab. Practice system management, services, security, scripting, and fault recovery with evidence.

A digital illustration of a modern Linux server environment featuring a server rack with glowing components, network cables, and a monitor showing system tools. The background is dark with vibrant blue and green accents. — Master CompTIA Linux+ and Advance Your Linux Administration Skills

#CompTIA Linux+ #XK0-006 #Linux #System administration #bash

Learn more →

Linux+ XK0-006 Automation, Orchestration, and Scripting

2025-01-01 (Modified: 2026-10-10) — Written by SimeonOnSecurity — 5 min read

Master scripting, containers, and automation for the CompTIA Linux+ XK0-006 exam. Learn Bash scripting, regex with grep, sed, and awk, Git, Docker, Podman, Kubernetes, Ansible, and IaC with real examples.

A modern IT workspace featuring a laptop with code snippets in a terminal, surrounded by colorful icons of Docker, Git, and Ansible on a dark background. — Practice automation and scripting for Linux+ XK0-006

#CompTIA Linux+ #XK0-006 #docker #Kubernetes #ansible

Learn more →

How to Secure Your Docker and Kubernetes Environment

2023-04-04 (Modified: 2026-10-11) — Written by SimeonOnSecurity — 3 min read

Learn best practices for securing your Docker and Kubernetes environment, including using official images, limiting permissions, and implementing network security.