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Bushwhackers' CTF write-ups and stuff

If on a winters night a traveler write-up (0CTF/TCTF Quals 2019)

"If on a winters night a traveler" was a pwn task on 0CTF/TCTF Quals 2019. You have to pwn a custom buggy encryption »

refrain write-up (0CTF/TCTF Quals 2019)

refrain was a misc task at 0CTF/TCTF Quals 2019 where you had to reconstruct input data from a program trace. A single file was given: »

0CTF/TCTF 2019 Quals: Sixology write-up

Sixology was a reverse task which 2 teams managed to solve during the CTF. You can find summary section (TL;DR) as well as some links »

Diagon Alley write-up (FAUST CTF 2018)

Overview This task is a service which is running on team's vulnbox (server). It can be seen in traffic that check system frequently connects to service »

EC3 write-up (DEF CON CTF 2018 Quals)

Elastic cloud compute (memory) corruption (or EC3 for short) was a binary pwn task on recent DEF CON CTF 2018 Quals. You're dropped into a Linux »