For the European Cyber Week CTF 2021 Thalium created some challenges in our core competencies: reverse and exploitation. This blog post presents some of the write-ups:

• Chest (36 solve) - reverse
• FSB as a service (3 solve) - exploitation
• WYSIWYG (3 solve) - reverse
• Pipe Dream (1 solve) - reverse
  • the author posted his solution on his personal blog

Thalium’s challenges have been less resolved than others. They were not that difficult, but probably a bit more unexpected. A few additional challenges designed by Thalium are: