Capturing flags since Dec. 2014

Twitter: qd0an

Participate in teams

0x51da
MeePwn

qd0ans writeups

EventTaskAction
HITB CTF Singapore 2017hack in the card II [465]read writeup
HITB CTF Singapore 2017hack in the card I [416]read writeup
HITB CTF Singapore 2017hashinator [377]read writeup
WhiteHat Contest 12Crypto002 [100]read writeup
Tokyo Westerns/MMA CTF 2nd 2016ESPer [180]read writeup
Trend Micro CTF 2016 Online QualifierMISC 100 [100]read writeup
WhiteHat Contest 11WYGINWYS(what you get is not what you see) [200]read writeup