WPCTF 2025

CTF

Participated in WPCTF 2025 with LosFuzzys, an on-site CTF in Italy, organized by Wรผrth IT Italy s.r.l.

Placed 2nd, winning a prize of 2500โ‚ฌ.

https://wpctf.it/

GlacierCTF 2025 (Organizing)

CTF Organization

Organized GlacierCTF 2025, the international security competition from LosFuzzys.

Held arround 1.500-2.000 participants with more than 15.000โ‚ฌ in prizes. Sponsored by Google, Hex-Rays and ISEC (Graz University of Technology).

Developed four challenges: “Flip Flip Hooray!” (kernel pwn), “Typst Lotto” (misc), “typstmk” (misc), and “gitresethard” (easy misc).

The event obtained a future weight of 73.17 via public vote, placing the event in the ~90th percentile of CTFs in CTFTime.

https://ctftime.org/event/2714

saarCTF 2025

CTF

Participated in saarCTF 2025 with team LosFuzzys and placed 9th out of 127 teams.

https://ctftime.org/event/2859

Introduction to CTFs

CTF Talk

Held an introductory session about Capture the Flag (CTF) competitions.

Slides: https://wolke.losfuzzys.net/index.php/s/TK9bfsZgKNqB7en

Lecturer at Secure Software Development

Teaching

Lecturer at the Secure Software Development (binary exploitation) course from ISEC TUGraz. Doing the “Memory Corruption” part of the lectures. Also working on the practicals, infrastructure, and exams.

ISEC Slides Typst Template

Typesetting

Ported the ISEC slides template from LaTeX to an opinionated Typst template. Pushed it to Typst universe.

https://typst.app/universe/package/definitely-not-isec-slides

Graz Security Week 2025

Conference CTF

Attended the Graz Security Week 2025 summer school and organized the CTF Labs (workshop).

Linux Security Summit Europe 2025

Conference

Attended the Linux Security Summit Europe 2025 conference, organized by The Linux Foundation and located in Amsterdam.

DEFCON 33 CTF Finals

CTF

Participated in the DEFCON 33 CTF Finals in Las Vegas with the team KuK Hofhackerei.

https://hofhackerei.at/

Started PhD

PhD

Started my PhD (01/08/2025) at the Institute of Information Security (ISEC, former IAIK) in the Secure Systems group and under the supervision of Stefan Mangard.

Note I: Projects are in a best-effort cronological order
Note II: I usually forget to update this