Sat, 20 April 2024, 04:00 UTC — Sun, 21 April 2024, 04:00 UTC 

On-line

Grey Cat The Flag event.

Format: Jeopardy Jeopardy

Official URL: https://ctf.nusgreyhats.org/

This event's future weight is subject of public voting!

Rating weight: 22.46 

Event organizers 

Grey Cat The Flag is a CTF hosted by NUS Greyhats in collaboration with National Cybersecurity R&D Labs.

We will host the onsite finals in Singapore, to the top 20 local teams from the qualifiers will be invited.

A team can be considered a local team only if all its members participating in this CTF event are Singapore Citizens, Permanent Residents (PR), or Long-term Pass holders.

Scoreboard

407 teams total

PlaceTeamCTF pointsRating points
1 r3kapig 14320.00044.920
2 Black Bauhinia 12602.00030.995
3 BunkyoWesterns 10962.00024.680
4 youtiaos 10621.00022.273
5 10389.00020.786
6 slight_smile 10174.00019.701
7 feeders 9184.00017.613
8 Big beef bois 8849.00016.687
9 win.anyway 8737.00016.199
10 DieterOverflow 8360.00015.358
11 rwandi 8076.00014.709
12 PBR | UCLA 7198.00013.161
13 h4tum 6122.00011.330
14 we love computing 6093.00011.161
15 die_trying 5879.00010.718
16 Aqua Cat 5871.00010.612
17 a monad is a monoid in the category of endofunctors 5764.00010.362
18 SNI 5660.00010.125
19 InfoSecIITR 5593.0009.954
20 nyahello 5279.0009.403
21 物理学不存在 5275.0009.343
22 Lost Kids 5076.0008.982
23 JapaneseFrenchToast 5076.0008.938
24 Malus 5038.0008.838
25 TheRoundTable 4971.0008.695
26 spookies 4930.0008.596
27 15h 4753.0008.287
28 just me !!!!!! 4715.0008.197
29 We buy ducks 4509.0007.847
30 41_dun7_kn0w 4437.0007.708
31 1337%Yogurt 4412.0007.644
32 yes but oh wait shit what's our team name again 4281.0007.416
33 m3ow 4265.0007.370
34 b01lers 4211.0007.265
35 ඞඞඞඞ 4126.0007.113
36 BLAHAJ 4121.0007.087
37 87ca0e9d322ebceeb75d88e0c269c66202c1eee6a66aec36b95ae38b7b8da3a0 4114.0007.060
38 shung da hung 4065.0006.967
39 Sparkle 4028.0006.894
40 Zafk1el 3857.0006.611
41 Sanitary Engineers 3731.0006.400
42 M53 3567.0006.129
43 G.0.4.7 3559.0006.104
44 Nijika 3387.0005.823
45 G04T3DP30PL3 3290.0005.659
46 Someone come up with the name. 3284.0005.639
47 1n54n1ty_0v3rfl0w 3254.0005.582
48 sea 2868.0004.966
49 Rubber Ducky 2852.0004.932
50 Hydra+ 2833.0004.893
51 A.k.a.t.s.u.k.i 2746.0004.747
52 SlugSec 2612.0004.529
53 miwa 2446.0004.260
54 t3nopro 2386.0004.158
55 little eep sea 2375.0004.133
56 𝕂ℝ𝕒𝕡𝕥𝕦𝕣𝕖 𝕥𝕙𝟛 𝔽𝕝𝕒𝕘 2238.0003.911
57 SnackOverflow 2202.0003.848
58 Untitled CTF Game 2193.0003.827
59 1753c 2165.0003.776
60 user202729 2163.0003.767
61 Migsej 1985.0003.482
62 1nf1n1ty 1935.0003.397
63 TeamHalfDay 1906.0003.346
64 EchoSec_ 1903.0003.336
65 CreateRemoteThread 1878.0003.291
66 ph1sher 1815.0003.187
67 wgpsec 1779.0003.125
68 caycon 1769.0003.105
69 g00fy_ahh 1753.0003.075
70 graysus 1738.0003.047
71 TEAMCYTEC-1 1694.0002.973
72 D.e.m.a.c.i.a 1634.0002.875
73 MiniNep 1634.0002.870
74 Anti 1618.0002.841
75 JustStarting 1600.0002.809
76 MATE 1540.0002.711
77 POLITE_JUICE 1500.0002.644
78 we are collab 1500.0002.641
79 iykyk 1471.0002.591
80 Brandon 1471.0002.588
81 spinny die 1468.0002.580
82 No spare funds 1400.0002.470
83 mecdonnel 1400.0002.466
84 Bits & Pieces 1381.0002.433
85 chill 1381.0002.430
86 team name 1375.0002.418
87 Team Tokage 1371.0002.408
88 meow 1308.0002.307
89 DD0ST4R 1305.0002.299
90 Zlick3r 1300.0002.289
91 oophater 1300.0002.286
92 Los Pollos Hermanos 1300.0002.283
93 ChaiTeaFellowship 1281.0002.251
94 CitrusRangers 1271.0002.232
95 pwn2best 1269.0002.227
96 Hack Smarter 1250.0002.195
97 TropaD4Sexta 1208.0002.126
98 pspspsps 1208.0002.124
99 PaellaConTxorizo 1200.0002.109
100 potat 1200.0002.107
101 The Guardian 1175.0002.065
102 not tryharding 1171.0002.057
103 raar 1169.0002.052
104 admin' or 1=1;-- 1153.0002.024
105 N00tN00t 1100.0001.939
106 fu[r]+y cats 1100.0001.937
107 f1ag dot txt 1050.0001.857
108 Bellatores 1040.0001.839
109 ssongk 1034.0001.828
110 PowerPoint Warriors 1034.0001.826
111 Big Brain Energy 1000.0001.771
112 RooterX 1000.0001.769
113 Security Vtuber Party 1000.0001.767
114 Hackingway 1000.0001.765
115 new2ctf 999.0001.762
116 0xjuaan 977.0001.726
117 akhenathon 971.0001.715
118 4n86rakam1 971.0001.713
119 Curiosity 971.0001.712
120 tbonmok 969.0001.707
121 Bedge 938.0001.657
122 send_nukes 925.0001.635
123 TeamNotFound 925.0001.633
124 clube das winx 925.0001.632
125 :) 900.0001.591
126 Green Tea 900.0001.590
127 RBzone 900.0001.588
128 H7Tex 900.0001.587
129 CYBERHAX UTP 900.0001.586
130 CTF2024 900.0001.584
131 milo 900.0001.583
132 redflags 900.0001.582
133 noname 896.0001.574
134 Team-23 875.0001.540
135 TeamFlammingcoconut 875.0001.539
136 Four Qs 875.0001.538
137 Pilipala 850.0001.497
138 ALeKA 834.0001.471
139 Liberty 810.0001.432
140 0n3_pu4ch_ 800.0001.415
141 eternalfire 800.0001.414
142 SL33P 800.0001.413
143 Whos_lockheed_martin 800.0001.412
144 1c3Gh3tt0 800.0001.411
145 Aiya I working 800.0001.410
146 ZeroLogic 800.0001.409
147 Gucci Gang 800.0001.408
148 helpus 800.0001.407
149 tonkotsu ramen 765.0001.351
150 hjou 734.0001.301
151 16j 734.0001.300
152 Coucou 725.0001.285
153 DDOS 725.0001.284
154 ancestorDirectory 725.0001.283
155 aGFtemFo 725.0001.282
156 rookies 700.0001.242
157 MisoSoup 700.0001.241
158 C0d1ng Crus4d3rs 700.0001.240
159 YJC 700.0001.239
160 chy0u7k0 v zhb4n 700.0001.238
161 ahhhelp 700.0001.237
162 Du4l_b00t 700.0001.237
163 petriQore 700.0001.236
164 lgtm 700.0001.235
165 nus cat cafe 700.0001.234
166 Mickey's Clubhouse 700.0001.233
167 bub 700.0001.232
168 jenusdy 700.0001.232
169 LegionX 700.0001.231
170 GDD 700.0001.230
171 Diffie Hellman Key Exchange 700.0001.229
172 :D 675.0001.189
173 hell00 671.0001.182
174 Godzill'hack 650.0001.149
175 TEAMCYTEC-2 625.0001.109
176 3xh4ck5 625.0001.108
177 HCS 600.0001.068
178 Aoal 600.0001.067
179 1nf1n1ty_Beta 600.0001.067
180 waml 600.0001.066
181 im_dragon 600.0001.065
182 etc2020 600.0001.064
183 anti_1337 600.0001.064
184 Tokok 600.0001.063
185 Solo Mid 600.0001.062
186 noraneco 600.0001.062
187 Ctrl+Alt+Defeat 600.0001.061
188 SeaFish 600.0001.061
189 Hu4$hui 600.0001.060
190 gniyz 600.0001.059
191 rate determining step 575.0001.019
192 randomctfnoob 575.0001.019
193 ohk990102 571.0001.012
194 PARSECT 571.0001.011
195 asinghani 559.0000.992
196 Green Flag 550.0000.977
197 727WYSI 540.0000.961
198 0xE0F 525.0000.937
199 Hacking Hamiltons 525.0000.936
200 contentwarning 525.0000.936
201 L1m0 500.0000.896
202 UTY Undercover 500.0000.895
203 ezwin 500.0000.895
204 SecJouy 500.0000.894
205 OP_EN 500.0000.894
206 abcdef 500.0000.893
207 skk 500.0000.893
208 AnyhowWhack 500.0000.892
209 osss 500.0000.892
210 NOLY_grail 500.0000.891
211 JHDiscord 500.0000.891
212 R4wr 475.0000.851
213 Painter 471.0000.844
214 z4ki 471.0000.844
215 Syntax error 465.0000.834
216 cornierbeef 450.0000.810
217 ngmh 440.0000.794
218 Cyberhawk432 425.0000.770
219 Satr1a_J3bat 425.0000.769
220 CSUC 400.0000.729
221 Omote 400.0000.729
222 JPJC 400.0000.729
223 f4n_n3r0 400.0000.728
224 Existential Crises 400.0000.728
225 B4LLS3C 400.0000.727
226 Zoker 400.0000.727
227 ngwinis 400.0000.726
228 DeFiHackLabs 400.0000.726
229 cyber ret@rds 400.0000.725
230 King foot 400.0000.725
231 4dM1n 400.0000.725
232 CyberNerds 400.0000.724
233 subraram 400.0000.724
234 ChatGPT 400.0000.723
235 223dc640cb3186f24369ba657f57d179 400.0000.723
236 dcua 400.0000.723
237 TeamShakti 400.0000.722
238 vuxvinh 400.0000.722
239 sn0rlax 400.0000.721
240 suzu 400.0000.721
241 KKLB 400.0000.721
242 CTRL+SHIFT+HACKERS 400.0000.720
243 ShutDown 400.0000.720
244 HawkSec 400.0000.719
245 TEAMCYTEC-3 400.0000.719
246 grey balls 375.0000.679
247 AKalone 371.0000.673
248 Illest Villains 340.0000.624
249 TCP1P 325.0000.600
250 LIFEISROBLOX 300.0000.560
251 Japan Uma Musume Training Schools and Colleges 300.0000.560
252 H4CKTH3FL4G 300.0000.560
253 We want jobs 300.0000.559
254 HengOngHuat 300.0000.559
255 White Forces 300.0000.559
256 ShitonFire 300.0000.558
257 Micke 300.0000.558
258 Joecats 300.0000.558
259 ISITDTU 300.0000.557
260 Single 300.0000.557
261 VNPT 300.0000.557
262 𝐌𝐚𝐝 D̶o̶g̶s̶ 300.0000.556
263 skitty 300.0000.556
264 4NG3L_1N_H3LL 300.0000.556
265 TheLastBrainshell 300.0000.555
266 haru-02 300.0000.555
267 very_bad_at_ctfs 300.0000.555
268 duck 300.0000.554
269 Banannanna 300.0000.554
270 D23 ISP 300.0000.554
271 Whyyoucare 300.0000.553
272 UiTM Cyberheroes Club 260.0000.490
273 inotsmort 200.0000.396
274 200.0000.396
275 weee 200.0000.395
276 firechicken 200.0000.395
277 c0d3_r3d 200.0000.395
278 BITSkrieg 200.0000.394
279 Gang de la Sinfonia 200.0000.394
280 bazozo 200.0000.394
281 Kazoorchestra 200.0000.394
282 WinRM 200.0000.393
283 HCMUTE_ISC 200.0000.393
284 Darksid3rs 200.0000.393
285 asdfghjkl; 200.0000.392
286 Elaine_niu 200.0000.392
287 mr_bobot 200.0000.392
288 myst3r10us 200.0000.392
289 blackbird1 200.0000.391
290 Martial_Law_Enforcer 200.0000.391
291 utn4 200.0000.391
292 Davidpb 200.0000.391
293 Kowalski Analysis 200.0000.390
294 a4apple 200.0000.390
295 ἁμαρτία 200.0000.390
296 PL314D3S 200.0000.390
297 Fukevn 200.0000.389
298 soala gogo 200.0000.389
299 GlitchGroovers 200.0000.389
300 Room303 200.0000.389
301 Gentowo 200.0000.388
302 ditto 200.0000.388
303 msw's crew 200.0000.388
304 chmod 200.0000.388
305 huh? 200.0000.387
306 P4rad0x 200.0000.387
307 lakers 200.0000.387
308 €yber€lan 200.0000.387
309 A$AP 200.0000.386
310 MonBo 200.0000.386
311 299 200.0000.386
312 th3_h4ck3rz 200.0000.386
313 pigswny 200.0000.385
314 turtles 200.0000.385
315 {Th1s_1s_Mr.Sh3lby} 200.0000.385
316 7thEv1l734ch3r 200.0000.385
317 n3wbi3 200.0000.385
318 rekab 200.0000.384
319 Nimastic 200.0000.384
320 Shield 200.0000.384
321 n00b5t3rs!! 200.0000.384
322 Mai Thanat Hack 200.0000.383
323 magicbyte 200.0000.383
324 abc 200.0000.383
325 0xFUN 200.0000.383
326 Kittycatlovers 200.0000.383
327 kyushu-white 200.0000.382
328 jovan 200.0000.382
329 Bulls Arnold Where Straws 200.0000.382
330 C47CH_22 200.0000.382
331 SPRAVEDLIVAЯ RUSH A 175.0000.342
332 Solo [Nepal] 125.0000.264
333 NationComplexity 125.0000.264
334 tlc 100.0000.224
335 RVCTF{A} 100.0000.224
336 Just For The Questions 100.0000.224
337 Nyanyame 100.0000.223
338 dog-iijan 100.0000.223
339 whoami 100.0000.223
340 Exploring cyber sec 100.0000.223
341 boss_bomm 100.0000.223
342 cloudz 100.0000.223
343 onelasttry 100.0000.222
344 zzz 100.0000.222
345 Tech Strawberry 100.0000.222
346 l1mit 100.0000.222
347 Last Place 100.0000.222
348 N3WBEES 100.0000.221
349 Cannot win lmao 100.0000.221
350 RootSociety 100.0000.221
351 TheTZ 100.0000.221
352 broke 100.0000.221
353 cornetto 100.0000.220
354 KXTI_hak4snoy 100.0000.220
355 xls team 100.0000.220
356 Ctrl-F 100.0000.220
357 Lunar_r3d 100.0000.220
358 Stereotypical Poisoned Cookies 100.0000.220
359 !Time_For_418 100.0000.219
360 ATTACK{0} 100.0000.219
361 shadow 100.0000.219
362 RU3T_Brain_interceptor 100.0000.219
363 whaletea 100.0000.219
364 TR0N9_T4M 100.0000.219
365 uetctf 100.0000.218
366 CryptoDarkhorse 100.0000.218
367 N4v4S 100.0000.218
368 H3K3R_B01S 100.0000.218
369 Z3r0_l0g0n 100.0000.218
370 GROOTS 100.0000.218
371 ctfrrteam 100.0000.217
372 KXTI_HOSTages 100.0000.217
373 :R4inB0w: 100.0000.217
374 Rakettiryhmä 100.0000.217
375 QWE!# 100.0000.217
376 fishystuff 100.0000.217
377 Noob 100.0000.216
378 Katipwnan 100.0000.216
379 DOA IBU MENYERTAIKU 100.0000.216
380 Advanced CTF Threat 100.0000.216
381 heckers 100.0000.216
382 IRIS 100.0000.216
383 t1 100.0000.215
384 Laksh 100.0000.215
385 void.sh 100.0000.215
386 Le baguette 100.0000.215
387 Nasi_KK 100.0000.215
388 k0kos 100.0000.215
389 loserdavictor 100.0000.215
390 AllAlone 100.0000.214
391 Fishes 100.0000.214
392 Hor1zon 100.0000.214
393 YunZhao 100.0000.214
394 0x13A0F 100.0000.214
395 try to be better 100.0000.214
396 t3rmin4t0rs 100.0000.214
397 RuffSec 100.0000.213
398 testteam 100.0000.213
399 SadCipher 100.0000.213
400 DEDICACE 100.0000.213
401 Hera 100.0000.213
402 Hash Cracking Slasher 100.0000.213
403 newsh 100.0000.213
404 bruh 100.0000.212
405 DoubleK 100.0000.212
406 ovior 100.0000.212
407 ssssssst 100.0000.106
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