jofra Challenges Posts Writeups Easy to say -- HITCON CTF 2017 Quals [06/11/2017 - Misc and shellcode] Unknown Writeup -- TUCTF [29/11/2017 - Reverse and radare2] SPlaid Birch -- Plaid CTF 2019 [19/04/2019 - Plaid2019 and pwn]