hxp CTF 2018

The CTF is over, thanks for playing! hxp <3 you! 😊
This is a static mirror, we try to keep files online, but all services will be down.
If you want to hack the services, please check out the hxp CTF 2018 VM.

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We just released our final challenge for this CTF. Please keep hacking the unsolved ones! :)
Green Computing 1 We fucked up :/. Points for old challenge corrected. Fixed one coming soon.
cheatquest of hxpschr 1 We adjusted the points for this challenge.

cheatquest of hxpschr 2

by kirschju
rev misc


Don’t you want to admire the beautiful pictures I created while playing your favourite game for Gameboy Advance? I tried to take take a photo using my camera but it is freaking impossible to see the contents of the screen.

For your convenience I therefore developed my own screen capturing software. Now decode those pictures!

Note: Please convert the flag to lowercase before submitting it.

cheat device of hxpschr screenshot setup of hxpschr


cheatquest of hxpschr 2-0e854089ec64f6d8.tar.xz

200 Basepoints + 100 Bonuspoints * min(1, 3/10 Solves) = 230 Points

CTFtime Logo CTFtime: Task & Writeups

Solved by:

Team Time
Dragon Sector 2018-12-08 00:42:27 +0000 UTC
p4 2018-12-08 02:28:56 +0000 UTC
Balsn 2018-12-08 07:41:57 +0000 UTC
Tasteless 2018-12-08 13:32:34 +0000 UTC
NOPS 2018-12-08 16:51:48 +0000 UTC
VoidHack 2018-12-09 00:57:49 +0000 UTC
LC↯BC 2018-12-09 01:19:45 +0000 UTC
Redefined Behavior 2018-12-09 05:31:39 +0000 UTC
0xD13A 2018-12-09 07:58:12 +0000 UTC
justCatTheFish 2018-12-09 08:59:45 +0000 UTC