Gábor Funk
afghangoat@proton.me | afghan_goat | github.com/afghangoat
Summary
Dedicated my time to penetration testing since 2018. Built scalable whistleblower SaaS which are used by the 30 largest Hungarian companies. Helped finding a bug, which allowed the registration of .gov domains without proper identification. Helped finding multiple zero-day exploits in the Windows 10 and Windows 7 operating systems. Helped identifying malicious trojan code in softwares.
Experience
Backend security analyst
From 2020. 05. 05. – 2023. 02. 01.
Afghan Goat Development
Budapest, Hungary
- Developed anti-cheats for multiplayer games. Sandblasters and Political fight uses my anticheat.
- Helped fixing security issues in PHP codebases, such as the forum of afghangoat.hu.
- Created a no-logging chat application which uses maximum security to transfer data.
Projects
I performed extensive documentation for all 300+ of my own project and SaaS projects. You can see them at https://afghangoat.hu/docs/site/index.html in a markdown format. You can also find mirrors for downloads there.
Open-Source projects
Jan 2014 – Present
- SCHiz-OS: My self-made 32-bit operating system with a custom bootloader, kernel, filesystem support, multiple language support and with a basic shell system.
- Bitfuscator: An advanced obfuscation tool which you can use to obfuscate your code in 16 supported programming languages!
- Webshop scraper: A web app which helps you scrape data from Joomla webshops.
- Crawler tarpit: A tool which helps to protect your site from non-ethical scrapers by giving them useless data which looks like useful data. Visit it at your own risk: https://afghangoat.hu/the_pit/ (expect high CPU usage)
- Exploiter madness: A tool which punishes those who try to exploit phpmyadmin, wpadmin and other sensitive pages by serving a bunch of ads and uses resources.
- SEO analyzer: An online tool which gives you critical information about how to optimize your website. Completely free.
- Sand blasters: Made the multiplayer and security component of the game. (WIP) Multiplayer server is available upon request.
- Cybersec research: Private cyber thread research. Available at request.
- Interactive portfolio: A 3D portfolio showcasing my skills. Check it out at https://afghangoat.hu/me.
- You can check out the live demos and source codes at https://afghangoat.hu!
SaaS projects
Jun 2025 – Present
- Designed and built the backend infrastructure of a private whistleblower system.
Education and training
B.Sc. in Computer Engineering, Budapest University Of Technology And Economics - GPA: 3.8 — Expected date: 2027
Hungarian Advanced IT Matura Exam – 98%, (Equivalent to an advanced IT certification) — 2024
ICDL Standard certificate — 2023
Logischool Python Institute Certificate — 2019
Relevant coursework: Programming in C, C++ and Java, Computer architectures, Operating systems, Embedded systems, Introduction to computer science.
Achievments
- Passed competitive pre-exam (top 1%) allowing me to skip half a year of university programming curriculum.
- Found the exploit which allowed the unidentified users to register .gov domains.
- Found 2 zero-day exploits in the Windows 10 and Windows 7 systems.
Technical skills
Relevant programming languages:
Python
Java
C
C++
C#
Rust
Visual Basic
Visual Basic Script
Erlang
Go
Rust
Haskell
Lua
Lisp
Python
Bash
Win. Batch
Ruby
x86 Assembly
Verilog
Perl
Zig
Kotlin
Forth
Ocaml
Basic
Debugging & Testing tools:
LCov
Address Sanitizer
Valgrind
Tools:
Wireshark
Nmap
Packet sniffer
Bytecode viewer
Git
Virustotal
FileScan.io
Tools I maintain:
Bitfuscator
Database and modelling:
SQL
PostgreSQL
MongoDB
GraphQL
Networking tools:
Socket.io
Express.js
Discord.js
Express.js
Apache
Zustand
Axios
Operating systems:
Linux
Windows
Productivity tools:
Jupyter notebook
Vite
Anaconda
VSCode
Notepad++
Visual Studio
Intellij
Eclipse
Mkdocs
Midnight Commander
LaTeX
SSH
Mongoose
Docker
Gradle
Maven
Github
- Proficient in malware analysis.
- Proficient in penetration testing.
Foreign Languages
- Fluent English
- Fluent Hungarian
- Conversational German
Publications & Books
Introduction to C and C++ obfuscation methods —
2025
Beginners guide to obfuscation in C and C++.