Fri, 27 June 2025, 18:00 UTC — Sun, 29 June 2025, 18:00 UTC 

On-line

Google Capture The Flag event.

Format: Jeopardy Jeopardy

Official URL: https://g.co/ctf

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

Future weight: 88.82 

Rating weight: 97.17 

Event organizers 

categories: web, pwn, crypto, reversing, misc

# Feedback

If you have suggestions on how we could improve for next year, please feel free to fill out the feedback form: https://forms.gle/KACEBk3rb3EUtRSx9

If you have specific feedback about a challenge, fill out the task feedback form: https://forms.gle/o8aLtWTE47uH3iqn7

Prizes

12,345 USD for the first place
5,432.1 USD for the second place
3,210 USD for the third place

In addition, there will be another on-site event (at a later time) that the top teams will be invited to participate for additional prizes.

Scoreboard

276 teams total

PlaceTeamCTF pointsRating points
1 Friendly Maltese Citizens 7659.000194.340
2 kalmarunionen 6903.000136.164
3 [:] 6520.000115.109
4 Zer0RocketWrecks 6509.000106.872
5 DiceGang 6256.00098.804
6 FluxKITtens :3 5968.00091.911
7 Maple Mallard Magistrates 5879.00088.469
8 SNHT 5793.00085.642
9 kijitora 5539.00081.070
10 pasten 5426.00078.557
11 C4T BuT S4D 5345.00076.646
12 GMO Ierae 5183.00073.854
13 💦​ 4883.00069.425
14 justCatTheFish 4803.00067.877
15 r3kapig 4538.00064.052
16 MEPhI CTF 4284.00060.424
17 KuK Hofhackerei 4254.00059.687
18 about:blankets 4022.00056.426
19 Gimel 3715.00052.247
20 Never Stop Exploiting 3585.00050.342
21 mhackeroni 3413.00047.928
22 Dragon Sector 3141.00044.267
23 CyKOR 3097.00043.517
24 The Flat Network Society 2863.00040.372
25 FlagOverdose 2798.00039.385
26 Nu1L 2746.00038.576
27 星爆牛炒竹狐 2601.00036.598
28 organizers 2475.00034.871
29 if this works we'll get fewer for next year 2388.00033.647
30 Super Guesser 2238.00031.633
31 h4tum 2232.00031.452
32 Platypwnies 1909.00027.256
33 ECSC Team France 1684.00024.310
34 More Smoked Leet Chicken 1666.00023.995
35 PwnProphecy 1630.00023.456
36 cR4.sh 1510.00021.857
37 C4ptur3Th3Fr0g 1488.00021.505
38 *0xA 1461.00021.093
39 RubiyaLab 1432.00020.659
40 teamfinland 1415.00020.381
41 Pwn-la-Chapelle 1405.00020.195
42 /mnt/ain 1348.00019.416
43 MELTDOWN 1256.00018.195
44 exploiitm 1241.00017.953
45 IronW0lf 1187.00017.219
46 our team name was stolen 1183.00017.121
47 InfoSecIITR 1169.00016.899
48 RabbiTown 1168.00016.843
49 Belgian Red Daemons 1142.00016.472
50 unlikely 1108.00016.001
51 Flame 1104.00015.912
52 zwnj 1104.00015.875
53 Black Bauhinia 1065.00015.345
54 team enu 1043.00015.032
55 valgrind 1011.00014.593
56 > r0/dev/null 1011.00014.562
57 SleepyHollow 987.00014.227
58 SU 971.00013.994
59 Nc{Cat} 933.00013.484
60 ResetSec 874.00012.708
61 CTF-BR 844.00012.301
62 Pixel Perfecter 800.00011.717
63 spookies 798.00011.667
64 0x1Bots 781.00011.427
65 The Maccabees 763.00011.175
66 TeamSerbia 734.00010.785
67 PwnSec 720.00010.585
68 blue-lotus 718.00010.538
69 cybrplnet 713.00010.454
70 697.00010.231
71 _123_ 691.00010.135
72 poiko 664.0009.774
73 PLUS 653.0009.616
74 DragonSec SI 639.0009.420
75 CTF Academy 636.0009.365
76 d4rkc0de 625.0009.208
77 Rop Runners 623.0009.166
78 DuckDuckNo 612.0009.010
79 Del0n1x 610.0008.969
80 L0stAx3s 605.0008.890
81 BKISC 585.0008.622
82 v3rb0s1ty 582.0008.569
83 wallaby3 575.0008.466
84 bejs64 527.0007.843
85 BYU Cyberia 525.0007.804
86 Ripe Rice 515.0007.664
87 Real Madrid 501.0007.473
88 laevatain 484.0007.245
89 UIT_TURTLE 484.0007.232
90 flying_dutchman 473.0007.081
91 GopniX 469.0007.018
92 TU Delft CTF Team 467.0006.981
93 Leet Puppets 464.0006.932
94 Laggy 459.0006.857
95 OnlyChrome 435.0006.542
96 Hacking Lab 430.0006.468
97 Obsidian Howlers 430.0006.457
98 Cryptonite 430.0006.447
99 Table 47 425.0006.374
100 Syclover 416.0006.250
101 HCST 414.0006.215
102 F1r3ch0 402.0006.053
103 Srdnlen 397.0005.980
104 0xHeresy 389.0005.870
105 Hack@Sec 382.0005.772
106 TeamH4C 382.0005.763
107 m1nt4l1ty 382.0005.755
108 .hidden 380.0005.721
109 Ox4F78 380.0005.713
110 Rogue Bytes 376.0005.654
111 MeetingPostponed 375.0005.633
112 BOBACTF 352.0005.333
113 msch 352.0005.326
114 Wade 345.0005.229
115 Perperikon 345.0005.222
116 TheChokedChicken 333.0005.062
117 Rev2Pwn 332.0005.043
118 L.A.R.P. 304.0004.680
119 mETHZ 304.0004.673
120 ELM0wn3d 304.0004.667
121 Latvian Lattice Lovers 304.0004.660
122 Nameless 304.0004.653
123 bi0s 304.0004.647
124 Flagaholic 304.0004.640
125 Astalions 304.0004.634
126 Phish Paprikaš 304.0004.628
127 goons 304.0004.622
128 ICaRly Hacker Club 304.0004.616
129 Royaume 304.0004.610
130 La frèrerie 304.0004.604
131 yoursred 304.0004.599
132 newline 304.0004.593
133 yellow fellow in brown town 298.0004.511
134 saladstream 297.0004.493
135 p4n1c_st4t3 290.0004.399
136 The Beters 256.0003.962
137 ff 256.0003.957
138 Claw Command 254.0003.927
139 Hakjerzy 254.0003.922
140 NuttyShell 254.0003.917
141 ByteBandits 254.0003.912
142 Hakierspejs 254.0003.907
143 MaaSec 254.0003.902
144 BYTE BABIES 254.0003.897
145 Knightsec 254.0003.893
146 skill_issue 254.0003.888
147 vetn 254.0003.884
148 valeriefan1337 253.0003.866
149 saarsec 245.0003.760
150 p0p-3bp-r3t 245.0003.756
151 aaaaaabbbb 240.0003.688
152 F8I 240.0003.684
153 HDFR_ 233.0003.591
154 test 230.0003.549
155 nhucac 230.0003.545
156 Red Panda 230.0003.541
157 bocchi the rock 230.0003.537
158 yokozuna57 230.0003.533
159 K17 230.0003.529
160 FR13NDS TEAM 230.0003.525
161 b01lers 219.0003.382
162 ICAI Cyber Team 219.0003.378
163 WROng_flag 206.0003.210
164 SIGAN 206.0003.206
165 ALLES! 195.0003.063
166 Schmetterling 195.0003.059
167 Dunderpatrullen 195.0003.056
168 _cbd0gs 195.0003.052
169 Roarshach 190.0002.986
170 nothavce 183.0002.893
171 0x1337 183.0002.890
172 Exodus 180.0002.849
173 🐧‎ 176.0002.795
174 stackcanariis 176.0002.791
175 chp0ck3rZ 176.0002.788
176 Oski 169.0002.696
177 guck_the_foo 169.0002.693
178 KSS 169.0002.690
179 0xFUN 164.0002.624
180 0xL4ugh 164.0002.621
181 pazam 164.0002.618
182 napwnli 164.0002.615
183 Groot 164.0002.612
184 shaptoli 164.0002.609
185 KwS 140.0002.301
186 Team BlueCyber 126.0002.121
187 Yeko 126.0002.118
188 WeAre 126.0002.115
189 XorBros 126.0002.113
190 d3pth f1rst s3arch 126.0002.110
191 HackademINT 126.0002.107
192 RMIT Computing 126.0002.105
193 macro_uwu 114.0001.950
194 0xFE 114.0001.947
195 Eye0b1 114.0001.945
196 NYUSEC 50.0001.130
197 _Npc's 50.0001.128
198 freep0nx 50.0001.125
199 Slovak Cyber Team 50.0001.123
200 Port Mafia 50.0001.120
201 bigphish 50.0001.118
202 MindCrafters 50.0001.115
203 0x1622 solo 50.0001.113
204 Fl4gz0nF1r3 50.0001.111
205 Neuille 50.0001.108
206 NOVA 50.0001.106
207 valium 50.0001.104
208 PBR | UCLA 50.0001.102
209 PWr Synt@x Err0r 50.0001.099
210 懐かしい 50.0001.097
211 SK_Team 50.0001.095
212 l0neTig3r 50.0001.093
213 Kpopium 50.0001.091
214 The Third Section 50.0001.088
215 discordsec 50.0001.086
216 |3r0th3r CC 50.0001.084
217 PixelPioneers25 50.0001.082
218 0xf1sh 50.0001.080
219 SKY-SEC 50.0001.078
220 SKY LAB 50.0001.076
221 pmaster 50.0001.074
222 Flag Fortress 2 50.0001.072
223 THEM?! 50.0001.070
224 NUSANTARA 50.0001.068
225 FL1TZ 50.0001.066
226 Capablanca 50.0001.064
227 RootForcee 50.0001.062
228 Sh3ll W3 Hack? 50.0001.061
229 suɐǝpodᴉʇuɐ 50.0001.059
230 VNN1t 50.0001.057
231 BlitzHack 50.0001.055
232 FPTU Ethical Hacker Club 50.0001.053
233 bigtoe 50.0001.051
234 Burnt V4diks 50.0001.050
235 CSPers 50.0001.048
236 SKYninja 50.0001.046
237 n3m3s1s 50.0001.044
238 syncrain 50.0001.043
239 CTFsarefun 50.0001.041
240 deathwing 50.0001.039
241 vianu_hack 50.0001.038
242 BISON 50.0001.036
243 IUSec 50.0001.034
244 STeam 50.0001.033
245 TwiTiq 50.0001.031
246 Teknobyen 50.0001.029
247 NotQuebec 50.0001.028
248 ChiLL Chain 50.0001.026
249 malectrica 50.0001.025
250 GRIS 50.0001.023
251 grzesiekkowalski 50.0001.021
252 Chocolitos del Tiempo 50.0001.020
253 ByteTheCookies 50.0001.018
254 0bug 50.0001.017
255 NOPS 50.0001.015
256 brysk 50.0001.014
257 SELain 50.0001.012
258 TeamDisco 50.0001.011
259 metamates 50.0001.010
260 4n6 50.0001.008
261 Kernel Sanders 50.0001.007
262 Kheshig 50.0001.005
263 NTUC 50.0001.004
264 0xWh4tH4pp3n3d 50.0001.002
265 stderr0r 50.0001.001
266 Ph4nt0mK!d 50.0001.000
267 John_X9 50.0000.998
268 cryphoth 50.0000.997
269 (l00p3r1n0;cat) > fs0c13ty 50.0000.996
270 TheStacktraceIsALie 50.0000.994
271 SeaDragons - DMF 50.0000.993
272 defragmented.brains 50.0000.992
273 PTIT Waguri 50.0000.990
274 HoleInBottle 50.0000.989
275 ffffff0000x 50.0000.988
276 Aurora Swarm 50.0000.493
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