Original writeup:
https://github.com/JosiahPierce/writeups/blob/master/h4ck1t_ctf_2016/greenland_network_7r0ubl3.md

Original writeup (https://github.com/JosiahPierce/writeups/blob/master/h4ck1t_ctf_2016/greenland_network_7r0ubl3.md).