Tue, 28 Aug. 2018, 08:31 UTC — Fri, 07 Sept. 2018, 22:00 UTC 

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ICON CTF event.

Format: Jeopardy Jeopardy

Official URL: https://ctf.icon-2018.org/

This event's future weight is subject of public voting!

Future weight: 25.00 

Rating weight: 25.00 

This event lasts more than 5 days! No global rating points.

Event organizers 

ICON 2018 is a two-days event around cyber security and artificial intelligence. A Capture The Flag competition will take place on September 14 in Geneva, in which 8 teams will fight for the rescue of NOCI, a fictitious hyper-connected city.

Qualified teams will meet in person in Geneva for 8 hours of hacking, working on challenges on the following topics: Reverse engineering, IOT, Cryptography, Artificial Intelligence, Governance.

The 8 top teams will be qualified for the final event in Geneva.

Scoreboard

31 teams total

PlaceTeamCTF pointsRating points
1 sharknado 3.00050.000
2 p4 3.00037.500
3 madmonies 3.00033.333
4 sw1ss 3.00031.250
5 \J 3.00030.000
6 Pwnium 3.00029.167
7 SeBC 3.00028.571
8 hackercat 2.00019.792
9 int3pids 2.00019.444
10 InfoSecIITR 2.00019.167
11 x0r19x91 2.00018.939
12 FresherMan 2.00018.750
13 sample_team_1 2.00018.590
14 Brap 2.00018.452
15 s1m0n3 2.00018.333
16 fake 1.0009.896
17 Inshall'hack 1.0009.804
18 yhql 1.0009.722
19 arl 1.0009.649
20 noxale 1.0009.583
21 BE4HOXVII 1.0009.524
22 Kappa 1.0009.470
23 Harekaze 1.0009.420
24 Djavaa 1.0009.375
25 Acca_ 1.0009.333
26 dotsu- 1.0009.295
27 Hecării, Țuica și Păunii 1.0009.259
29 Sice Squad 1.0009.195
30 babyr00t 1.0009.167
31 null2root 1.0004.570
32 DoR 1.0004.557
meithecatteAug. 29, 2018, 4:49 p.m.

Yeah, let's make the challenge binary use so much memory the computer thrashes so badly that stopping the binary takes 10 minutes. GREAT FUCKING IDEA.


PharisaeusAug. 30, 2018, 7:09 a.m.

@NieDzejkob I don't think you understand the idea of Reverse Engineering. Running ANY binary provided at a CTF without a proper sandbox and debugger attached, or before thorough static analysis is a suicide. You do realize that in many cases those binaries are malware-like and can cause harm? You should be happy that in this case it only caused memory swapping...


msmAug. 31, 2018, 12:59 p.m.

1. Disable swap, it's a disaster on Linux systems anyway. Just let OOM killer do its work.
2. @Pharisaeus has a point. Malware-like or harmful binaries are not the norm on CTFs, but they do happen. Swapping for a minute because you misconfigured your system is peanuts in comparison. You should always exercise extreme caution when running an untrusted binary - *especially* during CTFs.
3. Even if true, that was the least important problem during the CTF (for example, as far as I know, 3 tasks out of 4 were broken at the beginning :P).


MeytersOct. 20, 2018, 5:10 a.m.

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