THCon 2026 CTF - Gunnar s Vacation (bis), geoINT Writeup
Here is a Writeup of the geoINT challenges (Gunnar s Vacation bis) I created for the THCon 2026 CTF
OSINT
THCon 2025 CTF - Gunnar s Vacation, geoINT Writeup
Here is a Writeup of the geoINT challenges (Gunnar s Vacation) I created for the THCon 2025 CTF
Try Hack Me Hackfinity 2025 - Other categories CTF writeup
A full writeup of the rest of the challenges I flagged during Try Hack Me Hackfinity 2025
Mastodon Back Poster, a tool to fake large scale social networks for CTFs (or just for fun)
Here is an overview of a tool I have been developping to create full scale social networks for OSINT challenge
2024 L3akCTF geosint Write-Ups
My writeups of the 4 OSINT (geoINT) challenge of the 2024 L3akCTF
Toulouse Hacking Convention 2024 - OSINT CTF writeup
A full writeup of the 8 step OSINT challenge I co-created for the Toulouse Hacking Convention 2024
ZiTF 2023 OSINT writeup
A writeup of the first flag of the ZiTF OSINT CTF