CTFtime.org

CN waterdrop

Also known as
  • W4terDr0p

Academic team Sun Yat-sen University

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Participated in CTF events

Overall rating place: 13991 with 0.254 pts in 2024

Country place: 130

PlaceEventCTF pointsRating points
197L3HCTF 202462.00000.254

Overall rating place: 1248 with 35.943 pts in 2023

Country place: 55

PlaceEventCTF pointsRating points
62TPCTF 2023479.01001.153
248Balsn CTF 202350.00001.130
37MapleCTF 2023825.00004.024
283HITCON CTF 2023 Quals50.00001.048
162SekaiCTF 2023600.00001.585
157CTFZone 2023 Quals253.00003.273
166Tenable CTF 20231096.00003.894
44*CTF 20231241.00004.697
150zer0pts CTF 2023152.00002.245
142HSCTF 104096.000010.293
102justCTF 2023331.00003.034
510DEF CON CTF Qualifier 202310.00000.353
145idekCTF 2022*1404.00001.744
628Real World CTF 5th34.00000.659

Overall rating place: 477 with 71.718 pts in 2022

Country place: 36

PlaceEventCTF pointsRating points
28RCTF 20224239.610021.162
80N1CTF 2022108.00001.520
2297Hack The Boo400.00001.973
225ASIS CTF Quals 202261.00001.818
504WRECKCTF 2022101.00000.285
220CTF/TCTF 20221429.000021.326
21WMCTF20221802.00008.443
45Azure Assassin Alliance CTF 20221353.00002.423
621HSCTF 9201.00000.608
56*CTF 2022798.00002.228
19D^3CTF 20223271.40005.985
38SUSCTF 20221951.00004.841

Overall rating place: 248 with 117.415 pts in 2021

Country place: 21

PlaceEventCTF pointsRating points
25SCTF 20212970.00006.076
314X-MAS CTF 2021 Second Weekend99.00000.172
941X-MAS CTF 2021 Second Weekend1.00000.172
62hxp CTF 2021312.00004.783
97NITECTF959.00002.051
148TFC CTF 2021425.00002.319
243Balsn CTF 202150.00000.541
524N1CTF 202168.00000.471
39L3HCTF 2021955.00002.413
10DUNGEON - BSides Ahmedabad CTF 20211366.000010.970
479DamCTF 2021288.00000.915
59UUTCTF 2021500.00002.760
195Jornadas 2021700.00001.180
287Digital Overdose 2021 Autumn CTF600.00001.877
98SunshineCTF 2021113.00001.309
22PBjar CTF '217133.000013.536
187H@cktivityCon 2021 CTF1789.00003.016
21COMPFEST CTF 20211581.00006.221
261CSAW CTF Qualification Round 2021981.00001.971
87GrabCON CTF 20211400.00005.157
169ALLES! CTF 2021233.00002.197
9WMCTF 20212659.000012.444
68YauzaCTF 202111466.00001.344
486Really Awesome CTF 2021150.00000.395
98InCTF 2021410.00001.953
27BSides Noida CTF3204.00006.524
68RaRCTF 20212620.00004.311
199UIUCTF 2021467.00001.129
72Crypto CTF 2021391.00003.714
63ImaginaryCTF 20212830.00006.548
360CTF/TCTF 2021 Quals 1303.000014.685
202Hack-A-Sat 2 Qualifiers70.00000.748
375WeCTF 2021320.00000.972
112Circle City Con CTF 2021508.00002.472
34BCACTF 2.05375.000011.033
32S.H.E.L.L. CTF3040.000015.160
8FreedomCTF Spring 2021620.00000.000
29Zh3r0 CTF V23164.00004.740
50Pwn2Win CTF 2021506.00007.858
258DCTF 20211450.00003.516
15San Diego CTF 20213723.000010.227
77WPICTF 2021801.00006.189
61HeroCTF v31516.00005.629
65Cyber Apocalypse 202111775.000014.954
53UMDCTF 20215774.00005.056
148PlaidCTF 2021101.00002.320
62HackPack CTF 2021487.00004.426
131D^3CTF 202110.00000.186
92*CTF 2021824.00002.047

Overall rating place: 2517 with 13.138 pts in 2020

Country place: 81

PlaceEventCTF pointsRating points
24Geekpwn x Tencent YDLAB Cloud Range Challenge 2020 Quals1230.00006.061
610CTF/TCTF 2020 Quals 502.00007.077

Overall rating place: 1756 with 15.044 pts in 2019

Country place: 66

PlaceEventCTF pointsRating points
338De1CTF 2019106.00000.301
310RCTF 201951.00000.276
141*CTF 2019271.00000.736
490CTF/TCTF 2019 Quals823.000013.731

Overall rating place: 2415 with 7.465 pts in 2018

Country place: 81

PlaceEventCTF pointsRating points
430CTF/TCTF 2018 Quals659.00005.525
75N1CTF 2018702.00001.940

Overall rating place: 9830 with 0.343 pts in 2017

Country place: 111

PlaceEventCTF pointsRating points
297BCTF 201764.00000.180
5240CTF 2017 Quals12.00000.163

Team members

Team writeups

EventTaskAction
San Diego CTF 2021hIDe and seek 2 read writeup
San Diego CTF 2021hIDe and seek read writeup
San Diego CTF 2021Speed Studying 2 read writeup
San Diego CTF 2021Speed Studying read writeup
San Diego CTF 2021This flag has been stolen read writeup