GGeorge Rusu

Archive / 2021 — 2026

The foundation.

Everything I build today stands on this: security labs, process automation, and game systems written in C++. Older work, kept in the open.

01

Security

January 2026

Attack and defense lab

Red team attack vectors against blue team defenses: DoS mitigation with iptables and SYN cookies, ARP-spoofing defense, Fail2Ban against brute force, Linux kernel hardening.

Full write-up on Notion

2025 — 2026

TryHackMe lab diary

Top 3% on the platform in three months. Every room documented: methodology, commands, what broke and why.

Browse the field notes
02

Process automation

August 2025

Incident management automation

UiPath robots and Twilio working together: incidents classified P1 to P5, alerts routed, the right person phoned automatically, status monitored and reported. The direct ancestor of my agent work.

03

Games and C++

December 2022 · Unreal Engine 5.1

Unleashed Power

Action RPG prototype written in C++ from scratch: animation system, directional hit reactions, particle effects, enemy AI.

Source code

October 2022 · Unreal Engine 5.1

Save Your Soul

Puzzle-exploration game with physics-based interaction, moving platforms and a C++ and Blueprint hybrid architecture.

Source code
04

C++ mini-projects

Minesweeper

Snake

Tic Tac Toe

Hangman