CTFtime.org

CN L

Also known as
  • L-Team
  • L_XCTF

Academic team Xidian University

Website: https://l.xdsec.org

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Participated in CTF events

Overall rating place: 739 with 68.843 pts in 2025

Country place: 44

PlaceEventCTF pointsRating points
22WMCTF20251818.000018.643
118BrunnerCTF 20252894.00003.263
251SekaiCTF 2025339.00003.413
24L3HCTF 20253729.00008.538
534R3CTF 2025200.00000.268
19Azure Assassin Alliance CTF 20253853.000014.684
387WolvCTF 2025101.00000.445
32TPCTF 20252826.64007.424
432Srdnlen CTF 2025 Quals20.00000.209
13SUCTF 20256930.670011.957

Overall rating place: 172 with 213.783 pts in 2024

Country place: 11

PlaceEventCTF pointsRating points
590CTF 2024211.00003.759
179PwnSec CTF 2024100.00000.338
732IRON CTF 2024100.00000.181
20SCTF 20244761.210014.671
369CSAW CTF Qualification Round 2024520.00001.829
360CyberSpace CTF 2024250.00000.445
50R3CTF/YUANHENGCTF 20241019.00001.713
7DASCTF X HDCTF 2024 Open Competition5899.00000.809
1RCTF 202419360.5800167.000
105L3akCTF 20241122.00001.500
2318NahamCon CTF 2024100.00000.219
3XCTF-DubheCTF 20248089.00000.000
5L3HCTF 20247717.720021.718

Overall rating place: 480 with 90.283 pts in 2023

Country place: 31

PlaceEventCTF pointsRating points
27TPCTF 20233057.85005.713
3Azure Assassin Alliance CTF 20236200.000018.783
4WMCTF20238932.000036.621
358CYBERGON CTF 202360.00000.243
4*CTF 20236113.540026.452
57SCTF-2023424.00001.076
331BxMCTF 2023206.00001.395

Overall rating place: 326 with 99.350 pts in 2022

Country place: 25

PlaceEventCTF pointsRating points
14RCTF 20227172.190036.772
17Cryptoverse CTF 20225289.000013.352
370CTF/TCTF 2022816.000012.285
76WMCTF2022251.00001.339
122UIUCTF 2022401.00001.706
21Azure Assassin Alliance CTF 20223427.00005.931
2458NahamCon CTF 2022200.00000.203
8*CTF 20225219.000014.774
17SUSCTF 20224560.000011.249
111Real World CTF 4th99.00001.740

Overall rating place: 190 with 124.144 pts in 2021

Country place: 17

PlaceEventCTF pointsRating points
15SCTF 20215625.000011.283
131Ledger Donjon CTF 20212.00000.000
100Dragon CTF 2021144.00004.728
14N1CTF 20211361.000011.212
12L3HCTF 20213737.00009.018
85ASIS CTF Quals 2021258.00008.390
302Reply Cyber Security Challenge 2021200.00001.113
27RCTF 20213002.000013.615
23ALLES! CTF 20211503.000014.366
12WMCTF 20212335.000010.572
50CyBRICS CTF 2021902.00007.273
853redpwnCTF 2021511.00001.819
280CTF/TCTF 2021 Quals 1778.000019.849
440S.H.E.L.L. CTF100.00000.000
65PlaidCTF 2021501.00009.702
10*CTF 20216332.000016.138
22Real World CTF 3rd485.00007.140

Overall rating place: 400 with 78.391 pts in 2020

Country place: 22

PlaceEventCTF pointsRating points
96hxp CTF 2020129.00002.478
663HITCON CTF 202050.00001.120
9N1CTF 20203778.000016.362
442N1CTF 202069.000016.362
691CSAW CTF Qualification Round 202055.00000.822
221COMPFEST CTF 20201.00000.000
8GACTF8316.00000.000
26WMCTF 20201965.00004.344
44CyBRICS CTF 2020931.00003.829
21Geekpwn x Tencent YDLAB Cloud Range Challenge 2020 Quals1452.00007.116
8SCTF-XCTF 20207471.00000.000
270CTF/TCTF 2020 Quals 1651.000021.595
171BatPwn - BSides Ahmedabad CTF 202010.00000.155
23RCTF 20202618.000012.405
127DEF CON CTF Qualifier 2020310.00004.715
46De1CTF 20201720.00004.153
143Byte Bandits CTF 20201.00000.256
1059DawgCTF 202085.00000.201
736VirSecCon CTF330.00001.393
375nullcon HackIM 202076.00000.480

Overall rating place: 400 with 60.252 pts in 2019

Country place: 26

PlaceEventCTF pointsRating points
141HITCON CTF 2019 Quals233.00004.377
419N1CTF 201912.00000.100
21De1CTF 20192812.00007.238
24RCTF 20193042.000011.015
426DEF CON CTF Qualifier 2019110.00001.850
15*CTF 20194518.000010.981
270CTF/TCTF 2019 Quals1478.000024.690

Overall rating place: 540 with 37.474 pts in 2018

Country place: 41

PlaceEventCTF pointsRating points
5BCTF 20185305.000015.034
53ASIS CTF Finals 2018167.00002.592
92TUCTF 20185536.000014.069
65Kaspersky Industrial CTF 201850.00000.480
126HITCON CTF 2018330.00004.680
2210CTF/TCTF 2018 Quals57.00000.618

Overall rating place: 637 with 23.477 pts in 2017

Country place: 34

PlaceEventCTF pointsRating points
141WhiteHat Grand Prix 20171.00000.174
316HCTF 201710.00000.100
18RCTF 20173787.00007.518
44BCTF 20171255.00002.890
34ASIS CTF Quals 20171508.000011.640
205UCSB iCTF 20178523.66210.275
257UCSB iCTF 20177399.62170.275
278Pragyan CTF 2017210.00000.652

Overall rating place: 955 with 10.275 pts in 2016

Country place: 32

PlaceEventCTF pointsRating points
134HITCON CTF 2016 Quals300.00004.046
1096CSAW CTF Qualification Round 20161.00000.027
803Tokyo Westerns/MMA CTF 2nd 201610.00000.151
2440CTF 2016 Quals1.00000.676
19SSCTF 2016 Quals2510.00005.375

Overall rating place: 357 with 27.058 pts in 2015

Country place: 13

PlaceEventCTF pointsRating points
21RCTF 2015 Quals1680.000010.462
71RCTF 2015 Quals580.000010.462
161BackdoorCTF 2015100.00000.926
1370CTF 2015 Quals260.00001.215
3640CTF 2015 Quals10.00001.215
29BCTF 20151128.000010.355
597Boston Key Party CTF 201535.00000.426

Overall rating place: 272 with 37.956 pts in 2014

Country place: 4

PlaceEventCTF pointsRating points
414Defcamp CTF Qualification 2014500.00000.483
129HITCON CTF 2014356.00002.267
57DEF CON CTF Qualifier 20149.000018.110
10ASIS CTF Quals 20141291.00008.832
79PlaidCTF 2014741.00008.264

Team members