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CN Nu1L

Also known as
  • 春秋GAME-Nu1L
  • Nu1L Team
  • _StrawHat_
  • MNGA

Academic team Mix

Website: https://nu1l.com

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Participated in CTF events

Overall rating place: 15 with 747.933 pts in 2025

Country place: 3

PlaceEventCTF pointsRating points
4Securinets CTF Quals 20257435.000076.826
2SunshineCTF 20257830.000077.475
400Iran Tech Olympics CTF 202548.00000.263
7CrewCTF 20255001.000030.467
5MaltaCTF 2025 Finals2025.00000.000
4ASIS CTF Quals 20252928.000089.275
10corCTF 20253136.000042.791
9HITCON CTF 20253322.000077.050
3SekaiCTF 20255182.000067.161
4DEF CON CTF 2025496550.000075.872
7justCTF 20253589.000082.652
28UIUCTF 20251551.000033.329
10DownUnderCTF 20257909.000070.628
4R3CTF 202511653.000019.041
26Google Capture The Flag 20252746.000038.576
4MaltaCTF 2025 Quals3906.000023.794
27bi0sCTF 2025 3968.000021.861
15SAS CTF 2025 Quals2534.00006.437
29Midnight Sun CTF 2025 Quals996.000025.681
4DEF CON CTF Qualifier 20253792.000076.947
20PlaidCTF 20251507.000039.772
16Codegate CTF 2025 Preliminary2413.000034.274
28DiceCTF 2025 Quals1327.000023.862
47UTCTF 202511612.000054.045
3TRX CTF 20255721.000026.209

Overall rating place: 20 with 661.397 pts in 2024

Country place: 3

PlaceEventCTF pointsRating points
70CTF 20243023.000043.862
8TSG CTF 20243432.000020.589
3BlackHat MEA CTF Final 202411650.000028.375
122SECCON CTF 13 Quals249.00006.694
11Blue Water CTF 20241470.000039.522
18ASIS CTF Quals 20241058.000014.930
12m0leCon CTF 2025 Teaser1356.000030.984
1WMCTF20245808.0000107.760
9BlackHat MEA CTF Qualification 20242380.000025.062
1SekaiCTF 20245705.000073.920
5idekCTF 20244609.000041.099
35HITCON CTF 2024 Quals1038.000015.117
21justCTF 2024 teaser2067.000036.865
125DASCTF X HDCTF 2024 Open Competition200.00000.031
5RCTF 202410504.700062.006
6AVSS Contest 20245239.560024.046
25XCTF-DubheCTF 20242423.00000.000
26L3HCTF 20242595.76006.628
13Real World CTF 6th903.000045.680

Overall rating place: 59 with 367.615 pts in 2023

Country place: 6

PlaceEventCTF pointsRating points
58TPCTF 2023699.30001.526
7BlackHat MEA CTF Final 20235680.00000.000
3Azure Assassin Alliance CTF 20239325.000024.251
884DEADFACE CTF 202310.00000.071
32SECCON CTF 2023 Quals1257.000030.140
33*CTF 20231995.98007.405
1SCTF-202316287.880049.400
42justCTF 2023968.00008.615
3D^3CTF 20239682.800034.985
18Real World CTF 5th773.000016.563

Overall rating place: 6 with 903.930 pts in 2022

Country place: 2

PlaceEventCTF pointsRating points
12ASIS CTF Finals 20221347.000046.787
210BSides Mumbai CTF 2022100.00000.358
2RCTF 202220208.9700129.953
13HITCON CTF 20222937.000048.270
10SECCON CTF 2022 Quals2802.000072.149
6ASIS CTF Quals 20222342.000069.450
37SekaiCTF 20222418.00006.115
30CTF/TCTF 20226226.0000106.443
7Balsn CTF 20222916.000039.796
8CTFZone 2022134.150081.759
8Hacker's Playground 20223358.000018.993
14WMCTF20222113.000010.289
7DEF CON CTF 202220087.000093.083
7Crypto CTF 20224009.000050.733
30Google Capture The Flag 20222117.000030.587
7Azure Assassin Alliance CTF 20226245.000012.143
1WeCTF 20229147.000072.240
12justCTF 20223008.000019.168
8DEF CON CTF Qualifier 20221722.000060.323
361m0leCon CTF 2022 Teaser50.00000.803
21ångstromCTF 20223930.000049.166
4*CTF 20227707.000023.452
11PlaidCTF 20221751.000063.169
4LINE CTF 20223888.000024.880
7zer0pts CTF 20222853.000023.008
1D^3CTF 202215331.740045.000
2Codegate CTF 2022 Preliminary8227.000034.944
10DiceCTF 20223052.000014.363
6Real World CTF 4th1292.000025.402
23TetCTF 20221951.00007.485

Overall rating place: 9 with 776.762 pts in 2021

Country place: 2

PlaceEventCTF pointsRating points
16SCTF 20215305.000010.632
16BackdoorCTF 2021760.00006.423
3ASIS CTF Finals 20215035.000076.445
6hxp CTF 20214122.000058.579
5SECCON CTF 20214513.000085.332
25NITECTF4404.00009.254
7HITCON CTF 20214468.000073.464
14Cyber Santa is Coming to Town7425.000024.678
13Dragon CTF 20211367.000043.094
169L3HCTF 202175.00000.287
70CTF/TCTF 2021 Finals4033.000071.030
1RCTF 202118797.0000138.400
2WMCTF 20216136.000034.806
7DEF CON CTF 2021270.000043.088
10Crypto CTF 20212725.000025.997
7CyBRICS CTF 20213059.000027.166
90CTF/TCTF 2021 Quals 5380.000060.324
9DEF CON CTF Qualifier 20212326.000063.015
2D^3CTF 202112210.770028.716
53DiceCTF 2021859.00004.952
15*CTF 20214745.000011.887
14Real World CTF 3rd791.000011.544

Overall rating place: 20 with 517.776 pts in 2020

Country place: 4

PlaceEventCTF pointsRating points
222hxp CTF 202019.00000.644
124pbctf 202063.00000.480
64HITCON CTF 2020440.000010.085
130CTF/TCTF 2020 Finals438.300051.566
157TokyoWesterns CTF 6th 2020259.00005.725
33ALLES! CTF 20201138.00006.313
2GACTF15075.00000.000
1WMCTF 202014523.000050.000
545InCTF 2020100.00000.364
6CyBRICS CTF 20202691.000013.501
89ENOWARS 4909.62640.526
1Geekpwn x Tencent YDLAB Cloud Range Challenge 2020 Quals6126.000050.000
11SCTF-XCTF 20206626.00000.000
9ASIS CTF Quals 20202809.000044.902
90CTF/TCTF 2020 Quals 5995.000076.086
1RCTF 202013702.0000105.780
20DEF CON CTF Qualifier 20201974.000030.015
9De1CTF 20206843.000017.120
56PlaidCTF 20201251.000020.305

Overall rating place: 37 with 340.117 pts in 2019

Country place: 6

PlaceEventCTF pointsRating points
84CTFZone 2019 Quals157.00001.229
3D^3CTF 20197625.54000.000
9CODE BLUE CTF 2019245.00003.983
31HITCON CTF 2019 Quals2599.000044.473
34Balsn CTF 20191004.00003.876
34PwnThyBytes CTF 2019101.00001.085
48Teaser Dragon CTF 2019518.00005.766
96InCTF 2019300.00001.742
1295Newark Academy CTF 201950.00000.154
18Real World CTF 2019 Quals1311.000013.394
32Trend Micro CTF 2019 - Raimund Genes Cup - Online Qualifier400.00001.116
7TokyoWesterns CTF 5th 20193096.000095.321
4De1CTF 20197559.000022.419
2CyBRICS CTF Quals 20192689.000030.359
52RCTF 2019996.00003.808
2*CTF 201912127.000037.500
210CTF/TCTF 2019 Quals2331.000038.081

Overall rating place: 34 with 313.909 pts in 2018

Country place: 5

PlaceEventCTF pointsRating points
10635C3 CTF159.00004.644
11Real World CTF 2018 Finals451.00006.109
2BCTF 201810444.000032.255
2HCTF 20189808.920035.383
10HITCON CTF 20183161.000047.193
17Real World CTF 2018 Quals713.00008.581
40CTF/TCTF 2018 Finals3623.000058.981
19RCTF 20184786.000011.483
3*CTF 20188635.000026.898
20HITB-XCTF GSEC CTF 2018 Quals4566.00008.766
90CTF/TCTF 2018 Quals4575.000035.549

Overall rating place: 106 with 123.225 pts in 2017

Country place: 7

PlaceEventCTF pointsRating points
3034C3 CTF570.000010.427
3HCTF 20179686.450028.530
63Kaspersky Industrial CTF Quals 20171400.00004.177
6HITB CTF Singapore 20175252.000013.767
45Trend Micro CTF 2017 - Raimund Genes Cup - Online Qualifier1000.00004.922
27RCTF 20172579.00005.104
1BCTF 20177386.000030.000
93Nuit du Hack CTF Quals 2017475.00004.848
626VolgaCTF 2017 Quals50.00000.302
170CTF 2017 Quals2602.000020.884
293Codegate 2017 prequals50.00000.566

Overall rating place: 126 with 110.999 pts in 2016

Country place: 6

PlaceEventCTF pointsRating points
606EKOPARTY CTF 201675.00000.708
253Trend Micro CTF 2016 Online Qualifier100.00000.666
183SECUINSIDE CTF Quals 20161.00000.070
6ALICTF 20162815.000011.189
52DEF CON CTF Qualifier 2016807.000016.727
322Google Capture The Flag 2016225.00001.118
110CTF 2016 Finals1337.90006.956
89PlaidCTF 2016652.000013.906
6BCTF 20163315.000026.501
190CTF 2016 Quals32.000018.440
244Boston Key Party CTF 20164.00002.746
3SSCTF 2016 Quals4210.000011.265
352Sharif University CTF 2016100.00000.708

Overall rating place: 373 with 25.618 pts in 2015

Country place: 15

PlaceEventCTF pointsRating points
8RCTF 2015 Finals16181.330010.258
9RCTF 2015 Quals2280.000015.361
432HITCON CTF 2015 Quals0.00000.000

Organized CTF events

NameWeight
N1CTF 202594.50
N1CTF 202489.85
N1CTF 202397.33
N1CTF 202277.68
N1CTF 202153.54
N1CTF 202036.00
N1CTF 201924.41
N1CTF 201824.41

Team members

LLK

Team writeups

EventTaskAction
BCTF 2018guess number read writeup
HITCON CTF 2018One Line PHP Challenge [421]read writeup
N1CTF 2018babysqli [833]read writeup
N1CTF 2018harder php? [769]read writeup
N1CTF 2018easy php [540]read writeup
N1CTF 2018trustworthy [1000]read writeup
N1CTF 2018memsafety [952]read writeup
Internetwache CTF 2016Web 80 - 0ldsk00lBlog [80]read writeup