Voting is available from the event start and a week after the finish.
18 q3k SCADA tasks were mostly bullshit.
20 fraf0 Too much guessing for some challenge but very nice.
20 icchy nobody would be able to solve Forensic 100 without the hint
23 nomeaning Offensive/Defensive categories are good, but some problems have too much guessing(ex. For 100/SCADA 100)
25 Rev I was mostly focused on the defensive category and had quite some fun, it almost felt like reversing typical malware.
15 phiber Challenges didn't look very interesting. Was there even an irc channel?
25 solarwind average ctf, offense/defense categories close to real, scada/misc are bullshit, some tasks are "borrowed" (like scada200 is from S4x15)