akiym
Takumi Akiyama (akiym) <t.akiym at gmail.com>
ctf4u

ctf4u (2016)

adctf2014

Advent Calendar CTF 2014 (2014)

https://github.com/akiym/adctf2014

akictf

akictf (2013)

sqlipuzzle

SQLiPuzzle (2013)