[ECSC Quals 2019] [Crypto 144 – 2tp] Write Up

[ECSC Quals 2019] [Misc 102 – qrcode] Write Up

[TAMUctf 2019] [Network 500 – Alt-F4 for Ops] Write Up

[TAMUctf 2019] [Network 500 – Homework Help] Write Up

[Sogeti Cyber E-scape 2019] [WEB 500 – Notebad.exe] Write Up