Also known as
  • Defen1t
  • SEDefenit
  • 데피닛
  • 세데피닛

We are an amateur CTF team in Korea.

Sign in to join the team.

Participated in CTF events

Overall rating place: 9 with 77.882 pts in 2020

Country place: 1

PlaceEventCTF pointsRating points
7Pragyan CTF 20201960.000018.467
14SarCTF by Saratov State University20176.000020.734
8VeniVidiVici1980.00000.000
15Codegate CTF 2020 Preliminary3936.00008.047
34HackTM CTF Quals 20202637.00006.977
24riceteacatpanda14982.000010.679
113Insomni'hack teaser 202072.00002.195
52WhiteHat Grand Prix 06 – Quals420.00000.525

Overall rating place: 50 with 286.101 pts in 2019

Country place: 3

PlaceEventCTF pointsRating points
13TetCTF 20205.000010.256
8BambooFox CTF3181.00000.000
23#kksctf open 20192695.00005.398
165hxp 36C3 CTF70.00000.742
11Inferno CTF 20192760.000017.191
39wtftime.org CTF221.00001.809
6SECCON 2019 Final International competition1647.00008.215
1UTC-CTF 2019 Teaser6297.00000.000
54justCTF 2019593.00002.837
52KipodAfterFree CTF131.00003.388
41watevrCTF 2019875.00004.354
16X-MAS CTF 20197917.000010.829
79OverTheWire Advent Bonanza 20191171.00003.163
40CTFZone 2019 Quals725.00004.659
42TUCTF 201910935.000022.409
28RITSEC CTF 20194688.00008.130
87ASIS CTF Finals 2019130.00003.183
87Newbie CTF(N-CTF) 20193781.00000.000
152TastelessCTF 20191.00000.169
37Hack.lu CTF 20191322.000012.303
10SECCON 2019 Online CTF5242.000039.115
148CryptixCTF'19170.00001.662
39HITCON CTF 2019 Quals1920.000033.271
1Rooters CTF9594.000048.460
353Syskron Security CTF320.00000.938
291Balsn CTF 2019106.00000.418
42BSides Delhi CTF 20191457.00003.323
219PwnThyBytes CTF 20191.00000.118
172picoCTF 201923901.00000.000
192Teaser Dragon CTF 201968.00000.848
14InCTF 20193090.000016.615
11SEC-T CTF 20192989.000012.833
28Newark Academy CTF 20196785.000020.242
195CSAW CTF Qualification Round 2019501.00004.124
26DefCamp CTF Qualification 20191440.00008.318
21Trend Micro CTF 2019 - Raimund Genes Cup - Online Qualifier900.00001.793
304Affinity CTF 2019 - Quals61.00000.244
67N1CTF 2019204.00001.075
27TokyoWesterns CTF 5th 20191842.000052.057
14RedpwnCTF 20196793.000013.538
530Crypto CTF 201920.00000.153
110De1CTF 2019532.00001.371
147CyBRICS CTF Quals 2019140.00001.094
104peaCTF 20194300.00000.000
19InnoCTF International 20194745.00000.000
112ISITDTU CTF 2019 Quals515.00001.000
46HSCTF 69754.000013.553
164Facebook CTF 2019877.00001.094
29Security Fest 20191650.000010.076
53Harekaze CTF 2019510.00004.421
126RCTF 2019121.00000.664
417DEF CON CTF Qualifier 2019120.00002.117
140TSG CTF100.00000.473
276INS'hAck 2019199.00001.241
108*CTF 2019459.00001.178
183UUT CTF135.00000.826
105Blaze CTF 2019420.00003.238
41ASIS CTF Quals 2019738.00009.606
66ångstromCTF 20191470.00006.674
7Hack Zone Tunisia 20191864.000014.834
132YauzaCTF 2019 Quals100.00000.446
646PlaidCTF 20191.00000.165
116WPICTF 2019431.00001.450
10Byte Bandits CTF 20191226.000011.090
73SpamAndFlags Teaser 201910.00000.409
38AceBear Security Contest 2019200.00001.102
34TJCTF 2019625.00006.891
229SwampCTF 2019160.00000.516
407Midnight Sun CTF 2019 Quals67.00000.279
54RADARCTF2540.00003.858
31ENCRYPT CTF3211.000017.979
56Sunshine CTF 2019780.00005.640
110b00t2root '19387.00001.484
348VolgaCTF 2019 Qualifier100.00000.950
21Securinets CTF Quals 201910323.000010.856
3940CTF/TCTF 2019 Quals1.00000.217
197CONFidence CTF 2019 Teaser52.00000.604
120UTCTF 20191750.00001.788
130Pragyan CTF 2019725.00005.138
26Aero CTF 20192011.00008.097
179BSidesSF 2019 CTF140.00000.694
117TAMUctf 1911235.000018.761
21Evlz CTF1374.00004.229
62BITSCTF 2019415.00003.659
418NeverLAN CTF 20191615.00004.025
135Insomni'hack teaser 201953.00001.192

Overall rating place: 2386 with 7.396 pts in 2018

Country place: 53

PlaceEventCTF pointsRating points
13935C3 CTF94.00002.907
81X-MAS CTF 20182032.00003.992
222hxp CTF 201825.00000.498

Overall rating place: 13546 with 0.115 pts in 2017

Country place: 92

PlaceEventCTF pointsRating points
1069CSAW CTF Qualification Round 20171.00000.027
289MeePwn CTF 1st 20171.00000.088

Team members

Team writeups

EventTaskAction
Hack.lu CTF 2019RPDG [381]read writeup
InCTF 2019Copy-Cat [991]read writeup
HSCTF 6Combo Chain [367]read writeup
Security Fest 2019Baby2 [180]read writeup