CTFtime.org

KR CyKOR

Also known as
  • RoKyc
  • LeeGong
  • AlKor

Academic team Korea University

Website: https://cykor.kr

Other: https://www.facebook.com/cistcykor

Sign in to join the team.



Participated in CTF events

Overall rating place: 103 with 111.562 pts in 2024

Country place: 3

PlaceEventCTF pointsRating points
45Midnight Sun CTF 2024 Quals941.00007.399
55VolgaCTF 2024 Qualifier603.000011.014
15LINE CTF 20241762.000027.192
12KalmarCTF 20244207.000012.354
62osu!gaming CTF 20243280.00009.265
45LA CTF 20248105.000011.149
58DiceCTF 2024 Quals1113.000011.399
28Real World CTF 6th433.000021.790

Overall rating place: 49 with 408.558 pts in 2023

Country place: 1

PlaceEventCTF pointsRating points
8m0leCon CTF 20231384.000028.776
6 GlacierCTF 20234957.000022.683
4CakeCTF 20233069.00000.000
30LakeCTF Quals 23810.00006.372
14TSG CTF 20231774.000011.648
9N1CTF 20231947.000044.824
16DefCamp Capture the Flag (D-CTF) 2023 Quals2484.000020.118
12Balsn CTF 20231675.000033.749
22TeamItaly CTF 2023467.00008.569
10MapleCTF 20233091.000015.048
30SekaiCTF 20232819.00007.556
11Midnight Sun CTF 2023 Finals3953.000044.833
2zer0pts CTF 20234047.000076.737
7m0leCon CTF 2023 Teaser1788.000041.147
25San Diego CTF 20231400.000013.675
26PwnMe Qualifications : "8 bits"2734.000011.423
14PlaidCTF 20231623.000055.620
6Midnight Sun CTF 2023 Quals4675.000040.072
15LINE CTF 2023913.00008.644
40LA CTF 20238292.000013.648
39DiceCTF 20231447.000010.363
44idekCTF 2022*3943.00004.981
25Real World CTF 5th535.000011.590

Overall rating place: 89 with 243.864 pts in 2022

Country place: 1

PlaceEventCTF pointsRating points
31ASIS CTF Finals 2022528.000018.300
27SECCON CTF 2022 Quals1589.000038.989
290SekaiCTF 2022249.00000.646
61LakeCTF Qualifications111.00000.860
23CakeCTF 20221345.00000.000
85CTFZone 202251.850028.773
4Hacker's Playground 20225342.000031.954
432corCTF 2022123.00000.411
19UIUCTF 20222957.000012.313
11DiceCTF @ HOPE 20228005.000038.709
72VolgaCTF 2022 Qualifier389.00001.306
295NahamCon CTF 20222149.00002.158
33PlaidCTF 2022661.000023.470
34Midnight Sun CTF 2022 Quals767.00004.029
17LINE CTF 20221538.00008.893
3zer0pts CTF 20224222.000038.434
65DiceCTF 2022898.00003.878
53Real World CTF 4th172.00003.199

Overall rating place: 105 with 207.064 pts in 2021

Country place: 1

PlaceEventCTF pointsRating points
35HITCON CTF 20211015.000016.343
96DamCTF 20212412.00007.492
21TSG CTF 20211184.000011.235
5Hacker's Playground 20213634.000021.592
10CyBRICS CTF 20212917.000024.698
269Google Capture The Flag 202150.00001.131
37redpwnCTF 20212654.000010.131
487HSCTF 81535.00002.142
115BCACTF 2.02725.00005.442
49WPICTF 20211401.000010.740
63S4CTF 2021265.00001.116
488Cyber Apocalypse 20214225.00005.281
10Midnight Sun CTF 2021 Quals2585.000030.163
479RITSEC CTF 2021200.00000.626
29ångstromCTF 20213330.000025.778
12FooBar CTF 20214514.000013.974
29VolgaCTF 2021 Qualifier1605.000014.945
32UMassCTF 20213353.000010.829
21UTCTF 202123344.000024.224
11Aero CTF 20211337.000014.238
16Union CTF 20212171.00009.759
1262Tenable CTF 2021200.00000.676
39DiceCTF 20211041.00006.070
17justCTF [*] 20201591.000011.157
6BambooFox CTF 20213662.000021.108

Overall rating place: 95 with 220.871 pts in 2020

Country place: 3

PlaceEventCTF pointsRating points
17N1CTF 20202464.000010.180
29SECCON 2020 Online CTF1075.000017.153
36TokyoWesterns CTF 6th 20201556.000033.348
151CSAW CTF Qualification Round 2020955.000013.182
21GACTF4314.00000.000
57Google Capture The Flag 2020886.000013.668
8DEF CON CTF 2020435.000055.052
25WMCTF 20202105.00004.624
22CyBRICS CTF 20201301.00005.681
23TSG CTF 2020912.00005.512
9RCTF 20206132.000029.546
112PlaidCTF 2020601.00009.788
74VolgaCTF 2020 Qualifier900.00007.455
27CONFidence CTF 2020 Teaser526.00008.255
4zer0pts CTF 202012239.000030.700
91HackTM CTF Quals 2020929.00002.453
37WhiteHat Grand Prix 06 – Quals780.00004.281

Overall rating place: 32 with 375.868 pts in 2019

Country place: 2

PlaceEventCTF pointsRating points
59hxp 36C3 CTF445.00003.358
49X-MAS CTF 20193757.00004.937
391OverTheWire Advent Bonanza 201959.00000.193
1CODE BLUE CTF 20192103.000035.000
53HITCON CTF 2019 Quals1218.000021.191
19Real World CTF 2019 Quals1093.000011.322
27DefCamp CTF Qualification 20191385.00008.107
3TokyoWesterns CTF 5th 20193516.0000124.862
27CyBRICS CTF Quals 2019951.00007.369
36ISITDTU CTF 2019 Quals3339.00005.808
80Google Capture The Flag 2019 (Quals)511.000011.778
80CTF/TCTF 2019 Finals3011.000071.011
646HSCTF 6812.00001.114
7BCTF 2019 finals4019.00000.000
115PlaidCTF 2019511.00009.208
60CTF/TCTF 2019 Quals4266.000076.019
1264NeverLAN CTF 201955.00000.148
64Insomni'hack teaser 2019198.00003.954

Overall rating place: 11 with 527.571 pts in 2018

Country place: 1

PlaceEventCTF pointsRating points
1035C3 CTF1635.000048.050
13SECCON 2018 Final International competition4786.000010.876
12Real World CTF 2018 Finals451.00005.920
9BCTF 20183398.00009.205
4CTFZONE 2018 Finals5635.251919.281
1CODE BLUE CTF 2018 Finals5353.00000.000
8HITCON CTF 20183866.000057.984
5Hack.lu CTF 20184105.000070.391
23Trend Micro CTF 2018 - Raimund Genes Cup - Online Qualifier2600.00008.576
2CODE BLUE CTF 2018 Quals3629.000035.416
4Real World CTF 2018 Quals1993.000026.097
7CTFZone 2018 Quals2286.000013.917
93Meepwn CTF Quals 2018600.00001.714
20CTF/TCTF 2018 Finals4801.000089.420
1RCTF 201811250.000048.040
11PlaidCTF 20182176.000045.897
48ASIS CTF Quals 2018805.00008.700
4*CTF 20187724.000022.856
3HITB-XCTF GSEC CTF 2018 Quals9466.000022.382
40CTF/TCTF 2018 Quals5420.000048.712
20Nuit du Hack CTF Quals 20182451.000029.499
173UCSB iCTF 201840630.000022.387
2N1CTF 20189330.000033.660
1SECCON 2017 Final International competition5439.000050.000

Overall rating place: 13 with 424.785 pts in 2017

Country place: 1

PlaceEventCTF pointsRating points
4Trend Micro CTF 2017 - Raimund Genes Cup - The Final2050.000016.640
2CODE BLUE CTF 20176157.000037.110
29Pwn2Win CTF 20171323.00006.166
10Hack.lu CTF 20173715.000044.304
1Kaspersky Industrial CTF Quals 20176950.000038.440
2SECUINSIDE CTF Quals 20176600.000029.414
1Trend Micro CTF 2017 - Raimund Genes Cup - Online Qualifier4713.000042.000
14Google Capture The Flag 2017 (Quals)3586.000015.710
110CTF 2017 Finals1552.000019.387
141DEF CON CTF Qualifier 201778.00002.383
2Codegate CTF Finals 20171670.000037.500
73ASIS CTF Quals 2017625.00004.881
25Nuit du Hack CTF Quals 20171205.000012.763
40VolgaCTF 2017 Quals1300.00007.481
80CTF 2017 Quals3758.000031.793
53Xiomara CTF 2017501.00002.471
16Boston Key Party CTF 20172301.000033.124
1Codegate 2017 prequals4740.000081.100
1SECCON 2016 Final competition 3433.000050.000

Overall rating place: 58 with 248.478 pts in 2016

Country place: 3

PlaceEventCTF pointsRating points
1133C3 CTF3575.000054.567
5SECCON 2016 Online CTF5200.000030.000
5Trend Micro CTF 2016 The Final3020.000010.212
9Trend Micro CTF 2016 Online Qualifier2820.000018.765
2Belluminar 20161085.00000.000
33Nuit du Hack CTF Quals 20161650.000020.242
87BCTF 2016360.00002.658
18Codegate CTF 2016 Quals3887.000036.993
9Boston Key Party CTF 201671.000051.042

Overall rating place: 36 with 298.770 pts in 2015

Country place: 2

PlaceEventCTF pointsRating points
21SECCON 2015 Online CTF3300.000017.086
1Trend Micro CTF Asia Pacific & Japan 2015 Final420.000060.000
623HITCON CTF 2015 Quals0.00000.000
11Trend Micro CTF Asia Pacific & Japan 2015 Online Qualifier3913.000015.300
50CSAW CTF Qualification Round 20154110.000024.765
22MMA CTF 1st 20151630.000013.060
2Inc0gnito CTF 20154138.00000.000
150Inc0gnito CTF 20150.00000.000
81VolgaCTF 2015 Quals1350.00005.541
4Codegate CTF Finals 20153660.000054.355
8Nuit du Hack CTF Quals 20152800.000032.317
5Codegate CTF Preliminary 20154780.000053.881
74Boston Key Party CTF 2015970.00009.841
8SECCON CTF 2014 Finals1333.000012.625

Overall rating place: 119 with 96.660 pts in 2014

Country place: 7

PlaceEventCTF pointsRating points
12SECCON CTF 2014 Online Qualifications4400.000017.544
482Sharif University CTF 20140.00000.000
65CSAW CTF Qualification Round 20143260.000022.495
63No cON Name CTF Quals 20141100.00008.317
47SECUINSIDE CTF Quals 2014607.000023.758
21Nuit du Hack CTF Quals 20141650.000022.857
102Boston Key Party CTF 2014100.00001.689

Overall rating place: 546 with 17.900 pts in 2013

Country place: 23

PlaceEventCTF pointsRating points
76SECUINSIDE CTF Quals 2013900.00009.460
147BaltCTF Quals 20130.00000.000
306PlaidCTF 20130.00000.000
61Ghost in the Shellcode 2013450.00008.440

Overall rating place: 183 with 41.295 pts in 2012

Country place: 11

PlaceEventCTF pointsRating points
138DEF CON CTF Qualifier 2012500.000010.929
139PlaidCTF 2012140.00002.896
49Codegate CTF Preliminary 20122000.000027.470

Overall rating place: 277 with 15.110 pts in 2011

PlaceEventCTF pointsRating points
93DEF CON CTF Qualifier 2011800.00000.000

Organized CTF events

NameWeight
SECUINSIDE CTF Quals 201612.00

Team members

Team writeups

EventTaskAction
DEF CON CTF Qualifier 2021rick [147]read writeup