VolgaCTF 2017 Quals: key metrics

VolgaCTF.org team held VolgaCTF 2017 Quals competition during the weekend. It started on March 24th at 18:00 and ended on March 26th at 18:00 (Moscow Time).

Below are some key metrics collected during the event.

Number of teams

Metric Number of teams
Total 1115
Qualified 1024
Disqualified 0
Signed in during the competition 961
Submitted at least one flag 708
Solved at least one task 677
Reviewed at least one task 363


Team/country distribution

# Country Number of teams
1 International 195
2 Russia 195
3 United States 81
4 Japan 51
5 Korea, South 48
6 India 44
7 Vietnam 39
8 France 29
9 Mongolia 25
10 China 23
11 Germany 22
12 Indonesia 21
13 Brazil 17
14 Spain 14
15 Poland 13
16 Italy 12
17 Australia 12
18 Ukraine 12
19 Taiwan 11
20 United Kingdom 10
21 Iran 7
22 Netherlands 7
23 Sweden 7
24 Turkey 6
25 Canada 6
26 Israel 6
27 Algeria 5
28 Norway 5
29 Austria 5
30 Philippines 4
31 Korea, North 4
32 Argentina 4
33 Belgium 4
34 Thailand 4
35 Egypt 4
36 Ireland 4
37 Belarus 4
38 Tunisia 3
39 Greece 3
40 Singapore 3
41 Denmark 3
42 Romania 3
43 Albania 3
44 Morocco 3
45 Myanmar 2
46 Bulgaria 2
47 Finland 2
48 Portugal 2
49 Azerbaijan 2
50 Palestine 2
51 Abkhazia 2
52 Kazakhstan 2
53 Ghana 2
54 Switzerland 2
55 Uruguay 1
56 Estonia 1
57 Barbados 1
58 Bahamas, The 1
59 Kenya 1
60 Colombia 1
61 Nagorno-Karabakh 1
62 Chile 1
63 New Zealand 1
64 United Arab Emirates 1
65 Bahrain 1
66 Zimbabwe 1
67 Latvia 1
68 Bangladesh 1
69 Kyrgyzstan 1
70 Belize 1
71 Luxembourg 1
72 Armenia 1
73 Saint Lucia 1
74 Liberia 1
75 El Salvador 1
76 Moldova 1
77 Malaysia 1


Task statistics

Tasks are presented in order of appearance. Date/time values are presented in Moscow standard time (MSK).

PyCrypto

Metric Value
Value 150
Categories crypto, reverse
Opened Mar 24, 2017 6:00 PM
Flags submitted for this task 340
First flag submitted Mar 24, 2017 6:01 PM
Last flag submitted Mar 26, 2017 5:53 PM
Teams solved this task 175
First solved Mar 24, 2017 6:23 PM
Last solved Mar 26, 2017 5:00 PM
Reviews 44
Average rating 3.95


Share Point

Metric Value
Value 200
Categories web
Opened Mar 24, 2017 6:10 PM
Flags submitted for this task 442
First flag submitted Mar 24, 2017 6:17 PM
Last flag submitted Mar 26, 2017 5:47 PM
Teams solved this task 131
First solved Mar 24, 2017 7:47 PM
Last solved Mar 26, 2017 5:53 PM
Reviews 48
Average rating 4.00


Corp News

Metric Value
Value 300
Categories web
Opened Mar 24, 2017 6:31 PM
Flags submitted for this task 217
First flag submitted Mar 24, 2017 6:43 PM
Last flag submitted Mar 26, 2017 5:44 PM
Teams solved this task 18
First solved Mar 24, 2017 10:55 PM
Last solved Mar 26, 2017 5:14 PM
Reviews 10
Average rating 4.00


KeyPass

Metric Value
Value 100
Categories reverse
Opened Mar 24, 2017 7:02 PM
Flags submitted for this task 266
First flag submitted Mar 24, 2017 7:21 PM
Last flag submitted Mar 26, 2017 5:43 PM
Teams solved this task 145
First solved Mar 24, 2017 7:46 PM
Last solved Mar 26, 2017 5:53 PM
Reviews 49
Average rating 2.24


VC

Metric Value
Value 50
Categories crypto
Opened Mar 24, 2017 7:03 PM
Flags submitted for this task 1774
First flag submitted Mar 24, 2017 7:04 PM
Last flag submitted Mar 26, 2017 5:35 PM
Teams solved this task 606
First solved Mar 24, 2017 7:04 PM
Last solved Mar 26, 2017 5:43 PM
Reviews 242
Average rating 4.13


Nested

Metric Value
Value 200
Categories forensics
Opened Mar 24, 2017 7:04 PM
Flags submitted for this task 261
First flag submitted Mar 24, 2017 7:32 PM
Last flag submitted Mar 26, 2017 5:56 PM
Teams solved this task 4
First solved Mar 25, 2017 3:48 PM
Last solved Mar 26, 2017 3:34 PM
Reviews 3
Average rating 3.67


Troll hunter

Metric Value
Value 300
Categories web
Opened Mar 24, 2017 8:00 PM
Flags submitted for this task 201
First flag submitted Mar 24, 2017 8:04 PM
Last flag submitted Mar 26, 2017 5:05 PM
Teams solved this task 4
First solved Mar 26, 2017 1:50 AM
Last solved Mar 26, 2017 4:52 PM
Reviews 2
Average rating 3.50


Time Is

Metric Value
Value 150
Categories exploits
Opened Mar 24, 2017 8:01 PM
Flags submitted for this task 141
First flag submitted Mar 24, 2017 8:22 PM
Last flag submitted Mar 26, 2017 5:43 PM
Teams solved this task 53
First solved Mar 24, 2017 8:59 PM
Last solved Mar 26, 2017 5:04 PM
Reviews 20
Average rating 3.80


Angry Guessing Game

Metric Value
Value 200
Categories reverse
Opened Mar 24, 2017 11:00 PM
Flags submitted for this task 340
First flag submitted Mar 24, 2017 11:19 PM
Last flag submitted Mar 26, 2017 5:44 PM
Teams solved this task 114
First solved Mar 25, 2017 7:42 AM
Last solved Mar 26, 2017 5:45 PM
Reviews 39
Average rating 2.21


Curved

Metric Value
Value 200
Categories crypto
Opened Mar 24, 2017 11:00 PM
Flags submitted for this task 81
First flag submitted Mar 25, 2017 12:37 AM
Last flag submitted Mar 26, 2017 5:53 PM
Teams solved this task 58
First solved Mar 25, 2017 12:37 AM
Last solved Mar 26, 2017 5:02 PM
Reviews 20
Average rating 3.40


Vortex

Metric Value
Value 300
Categories reverse
Opened Mar 25, 2017 1:00 AM
Flags submitted for this task 496
First flag submitted Mar 25, 2017 1:05 AM
Last flag submitted Mar 26, 2017 5:54 PM
Teams solved this task 1
First solved Mar 26, 2017 2:15 PM
Last solved Mar 26, 2017 2:15 PM
Reviews 1
Average rating 3.00


Casino

Metric Value
Value 250
Categories crypto
Opened Mar 25, 2017 2:00 AM
Flags submitted for this task 96
First flag submitted Mar 25, 2017 5:51 AM
Last flag submitted Mar 26, 2017 5:53 PM
Teams solved this task 28
First solved Mar 25, 2017 7:59 AM
Last solved Mar 26, 2017 5:57 PM
Reviews 12
Average rating 4.58


Transformer

Metric Value
Value 400
Categories reverse
Opened Mar 25, 2017 7:03 AM
Flags submitted for this task 52
First flag submitted Mar 25, 2017 12:06 PM
Last flag submitted Mar 26, 2017 5:44 PM
Teams solved this task 22
First solved Mar 25, 2017 12:52 PM
Last solved Mar 26, 2017 3:18 PM
Reviews 7
Average rating 4.00


Not so honest

Metric Value
Value 350
Categories exploits
Opened Mar 25, 2017 7:04 AM
Flags submitted for this task 19
First flag submitted Mar 25, 2017 8:22 AM
Last flag submitted Mar 26, 2017 5:44 PM
Teams solved this task 9
First solved Mar 25, 2017 9:25 AM
Last solved Mar 26, 2017 5:32 PM
Reviews 2
Average rating 5.00


TRUE Cipher

Metric Value
Value 300
Categories crypto
Opened Mar 25, 2017 7:05 AM
Flags submitted for this task 23
First flag submitted Mar 25, 2017 10:24 AM
Last flag submitted Mar 26, 2017 5:53 PM
Teams solved this task 8
First solved Mar 25, 2017 1:06 PM
Last solved Mar 26, 2017 5:21 PM
Reviews 1
Average rating 4.00


Bloody Feedback

Metric Value
Value 100
Categories web
Opened Mar 25, 2017 12:56 PM
Flags submitted for this task 388
First flag submitted Mar 25, 2017 1:00 PM
Last flag submitted Mar 26, 2017 5:44 PM
Teams solved this task 139
First solved Mar 25, 2017 1:22 PM
Last solved Mar 26, 2017 5:40 PM
Reviews 48
Average rating 4.33


Oracle

Metric Value
Value 250
Categories crypto
Opened Mar 25, 2017 5:00 PM
Flags submitted for this task 165
First flag submitted Mar 25, 2017 5:19 PM
Last flag submitted Mar 26, 2017 5:59 PM
Teams solved this task 21
First solved Mar 25, 2017 10:11 PM
Last solved Mar 26, 2017 5:34 PM
Reviews 3
Average rating 4.67


Comprevawe

Metric Value
Value 250
Categories reverse
Opened Mar 25, 2017 7:03 PM
Flags submitted for this task 933
First flag submitted Mar 25, 2017 7:03 PM
Last flag submitted Mar 26, 2017 5:44 PM
Teams solved this task 4
First solved Mar 25, 2017 9:55 PM
Last solved Mar 26, 2017 3:23 PM
Reviews 3
Average rating 4.33


Sneaky Tags

Metric Value
Value 300
Categories web
Opened Mar 26, 2017 8:39 AM
Flags submitted for this task 24
First flag submitted Mar 26, 2017 10:37 AM
Last flag submitted Mar 26, 2017 5:15 PM
Teams solved this task 13
First solved Mar 26, 2017 10:37 AM
Last solved Mar 26, 2017 5:47 PM
Reviews 3
Average rating 2.67



Thanks to all participants! See you next year!