Fri, 11 Nov. 2022, 10:00 UTC — Sun, 13 Nov. 2022, 10:00 UTC 

On-line

HKCERT CTF event.

Format: Jeopardy Jeopardy

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

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

Future weight: 55.00 

Rating weight: 37.00 

Event organizers 

Arouse the cyber security skills and awareness of the industry and students. And encourage participants’ problem solving with teamwork, creative thinking and cyber security skills via a fun game.

Prizes

Secondary School
> Gold: Oculus Quest 2 128GB VR
> Silver: Sennheiser Earphone HD 599
> Bronze: Razer Blackwidow V3 Chroma RGB Mechanical Gaming Keyboard (Green Switch)

Tertiary Institution
> Gold: Apple iPad 10.2inch (8th Generation) Wi-Fi 128GB
> Silver: Nintendo Switch (OLED)
> Bronze: Razer Viper v2 Pro Wireless Gaming Mice

Open group
> Gold: GoPro Hero10 Black Edition
> Silver: SAMSUNG Galaxy Watch5 44mm (LTE) Smart Watch
> Bronze: Sony REON POCKET 3 Wearable Thermo Device

Scoreboard

308 teams total

PlaceTeamCTF pointsRating points
1 Project Sekai 5826.00074.000
2 HKUSTFirebird 5781.00055.214
3 O0110 - Black Banana 5212.00045.434
4 T0104 - HKU 4649.00038.775
5 T0092 - PolyU 4226.00034.239
6 T0024 - HKUST 4201.00032.847
7 NuttyShell 3426.00027.044
8 AUTOEXEC.BAT 3412.00026.294
9 T0055 - HKUST 3288.00024.993
10 r3kapig 3250.00024.340
11 EzAntiPwn 3052.00022.746
12 O0120 - VAPT-2022 2901.00021.507
13 T0015 - CityU 2662.00019.752
14 T0093 - PolyU 2626.00019.320
15 T0098 - CUHK 2613.00019.061
16 Shellphish 2590.00018.761
17 PLUS 2535.00018.276
18 T0094 - PolyU 2426.00017.463
19 T0058 - HKUST 2312.00016.631
20 T0043 - HKUST 2037.00014.787
21 S0120 - Shung Tak Catholic English College 1813.00013.276
22 O0045 - select * from flags 1789.00013.043
23 T0006 - CUHK 1764.00012.812
24 O0079 - 2boysOnePwn 1738.00012.579
25 S0201 - SKH Tsang Shiu Tim Secondary School 1724.00012.429
26 O0048 - DTT48 1700.00012.220
27 O0106 - polynomials 1638.00011.773
28 S0047 - Sing Yin Secondary School 1562.00011.241
29 S0162 - CCC Kei Yuen College 1513.00010.885
30 O0099 - HKVtber@Mya🐼_sai3_jat1 1500.00010.760
31 T0077 - HKMU,PolyU 1500.00010.720
32 S0075 - Shatin Pui Ying College 1400.00010.047
33 S0043 - Fanling Rhenish Church Secondary School 1350.0009.695
34 O0014 - Small Potato 1325.0009.503
35 T0076 - HKUST 1313.0009.396
36 T0067 - HKUST,HKCC 1313.0009.366
37 S0125 - Carmel Secondary School 1275.0009.097
38 S0007 - Pui Ching Middle School 1213.0008.677
39 O0084 - BelugaNotFound 1213.0008.652
40 O0064 - Joshua Lum 1188.0008.470
41 S0126 - Carmel Secondary School 1188.0008.447
42 O0043 - oldbear 1174.0008.337
43 4274 1163.0008.246
44 O0009 - HackyClub 1100.0007.827
45 S0008 - Shatin Pui Ying College 1088.0007.732
46 S0024 - Diocesan Boys' School 1088.0007.714
47 O0044 - RickRoll0+3 1075.0007.614
48 T0073 - IVE-ST,IVE-TY 1038.0007.363
49 O0103 - TeammateNotFound 1025.0007.265
50 S0190 - TWGHs Lo Kon Ting Memorial College 1025.0007.250
51 team of toxl 1013.0007.159
52 S0148 - Ying Wa College 1013.0007.145
53 S0011 - Ying Wa College 1013.0007.132
54 S0080 - Lok Sin Tong Ku Chiu Man Secondary School 963.0006.801
55 O0060 - printf("goodbye_world") 913.0006.471
56 O0066 - OverflowFlag 900.0006.376
57 S0067 - CCC Ming Yin College 900.0006.365
58 S0128 - Carmel Secondary School 900.0006.354
59 S0002 - PLK Mrs Ma Kam Ming-Cheung Fook Sien College 900.0006.343
60 Colorful Stage 865.0006.110
61 O0078 - Dead Memes United 825.0005.846
62 MOCTF 825.0005.836
63 T0091 - HKMU 825.0005.827
64 O0038 - hack the what 824.0005.811
65 T0072 - HKU 824.0005.802
66 T0062 - HKUST 788.0005.565
67 S0001 - Tsuen Wan Public Ho Chuen Yiu Memorial College 775.0005.474
68 T0090 - PolyU,CityU 763.0005.390
69 T0096 - CUHK 763.0005.382
70 S0166 - Kwok Tak Seng Catholic Secondary School 750.0005.292
71 S0095 - Sing Yin Secondary School 750.0005.284
72 O0072 - CATure the Flags 750.0005.277
73 T0097 - CUHK 750.0005.270
74 S0023 - Shatin Tsung Tsin Secondary School 750.0005.263
75 T0113 - HKU 728.0005.117
76 S0129 - Carmel Secondary School 725.0005.091
77 S0191 - TWGHs Lo Kon Ting Memorial College 725.0005.085
78 T0003 - IVE-ST,HKMU 700.0004.920
79 S0164 - Kowloon True Light School 700.0004.914
80 S0187 - Kowloon True Light School 700.0004.908
81 S0188 - Kowloon True Light School 700.0004.902
82 T0060 - IVE-CW 699.0004.890
83 O0095 - 4FunR5 670.0004.701
84 O0024 - TeamMiracle 645.0004.537
85 S0127 - Carmel Secondary School 638.0004.487
86 T0011 - IVE-CW 638.0004.482
87 O0112 - Disection 625.0004.395
88 S0022 - SKH Lui Ming Choi Secondary School 625.0004.390
89 T0050 - IVE-CW 619.0004.347
90 S0074 - Ho Yu College and Primary School (Sponsored by Sik Sik Yuen) 600.0004.222
91 S0159 - Tuen Mun Catholic Secondary School 600.0004.217
92 S0189 - Kowloon True Light School 590.0004.149
93 T0009 - HKU 590.0004.145
94 S0081 - Lok Sin Tong Ku Chiu Man Secondary School 588.0004.128
95 T0036 - CUHK 575.0004.041
96 S0064 - Kwun Tong Maryknoll College 575.0004.037
97 S0033 - CCC Kei Heep Secondary School 575.0004.033
98 T0064 - CUHK 575.0004.029
99 S0115 - Tung Chung Catholic School 575.0004.025
100 O0004 - omggg 550.0003.863
101 S0142 - Youth College (Kwai Fong) 550.0003.859
102 S0139 - Youth College (Tuen Mun) 550.0003.856
103 T0048 - SHAPE 548.0003.839
104 O0053 - SDND 545.0003.817
105 S0207 - FDBWA Szeto Ho Secondary School 525.0003.687
106 S0150 - Kowloon True Light School 525.0003.683
107 S0209 - Chiu Lut Sau Memorial Secondary School 525.0003.680
108 O0122 - Have 1 Been Pwned 520.0003.645
109 O0077 - Newbie 500.0003.515
110 O0097 - Jukerland 500.0003.512
111 T0063 - HKU 500.0003.509
112 O0094 - WhiteCats 500.0003.506
113 S0073 - Ho Yu College and Primary School (Sponsored by Sik Sik Yuen) 500.0003.503
114 S0131 - Carmel Secondary School 500.0003.500
115 O0125 - T-369 465.0003.275
116 S0042 - SKH Tang Shiu Kin Secondary School 450.0003.177
117 T0107 - HKU 450.0003.174
118 O0059 - UST duck duck tour 450.0003.171
119 O0013 - Open Team 666 425.0003.010
120 S0071 - CCC Ming Yin College 425.0003.007
121 S0186 - Kowloon True Light School 425.0003.005
122 T0075 - HKU 425.0003.002
123 S0212 - TWGHs Lee Ching Dea Memorial College 425.0003.000
124 S0210 - TWGHs Lee Ching Dea Memorial College 425.0002.997
125 T0071 - CUHK,HKU 410.0002.900
126 S0059 - Fanling Rhenish Church Secondary School 410.0002.897
127 T0106 - CityU 400.0002.832
128 S0122 - TWGHs Mrs. Fung Wong Fung Ting College 400.0002.829
129 T0051 - HKCC 400.0002.827
130 KC3A 400.0002.825
131 S0211 - TWGHs Lee Ching Dea Memorial College 400.0002.823
132 T0039 - CityU 375.0002.662
133 BlazeCracker 375.0002.660
134 O0091 - ASDF 375.0002.658
135 T0084 - THEi 365.0002.592
137 S0099 - Ho Yu College and Primary School (Sponsored by Sik Sik Yuen) 350.0002.493
138 T0068 - CityU,PolyU,IVE 350.0002.491
139 S0045 - Bishop Hall Jubilee School 350.0002.489
140 T0110 - CUHK 335.0002.392
141 T0083 - HKMU 325.0002.326
142 S0143 - Youth College (Kwai Fong) 325.0002.325
143 S0121 - HHCKLA Buddhist Ching Kok Secondary School 325.0002.323
144 S0079 - Carmel Pak U Secondary School 325.0002.321
145 S0013 - Carmel Alison Lam Foundation Secondary School 325.0002.319
146 S0152 - Kowloon True Light School 325.0002.317
147 S0168 - Kwok Tak Seng Catholic Secondary School 325.0002.316
148 S0044 - Bishop Hall Jubilee School 325.0002.314
149 S0161 - Tuen Mun Catholic Secondary School 325.0002.312
150 T0108 - HKUST 325.0002.311
151 S0165 - The Chinese Foundation Secondary School 325.0002.309
152 S0183 - Kowloon True Light School 315.0002.244
153 O0096 - XCC RED TEAM (XRT) 315.0002.242
154 O0101 - Eisgod 315.0002.241
155 S0101 - TWGHs Sun Hoi Directors' College 300.0002.144
156 S0040 - TWGHs Sun Hoi Directors' College 300.0002.142
157 S0116 - Diocesan Boys' School 300.0002.141
158 S0197 - Diocesan Boys' School 295.0002.108
159 O0016 - CyberPanda 295.0002.106
160 T0040 - HKUST 290.0002.073
161 Abyssal Cruelty 285.0002.040
162 T0012 - CUHK,HKUSPACE 275.0001.975
163 S0010 - King's College 275.0001.973
164 S0130 - Carmel Secondary School 275.0001.972
165 S0204 - Kowloon True Light School 275.0001.971
166 S0170 - The Chinese Foundation Secondary School 275.0001.969
167 O0087 - Available Zero 275.0001.968
168 O0065 - Ewae Cong 275.0001.967
169 T0081 - HKMU 270.0001.934
170 S0153 - Kowloon True Light School 260.0001.869
171 S0084 - CCC Kei Yuen College 250.0001.804
172 S0179 - TWGHs Wong Fut Nam College 250.0001.803
173 S0154 - TWGHs Lee Ching Dea Memorial College 250.0001.802
174 S0082 - CCC Kei Yuen College 235.0001.705
175 O0029 - Zapdos 225.0001.640
176 S0014 - PLK Ho Yuk Ching (1984) College 225.0001.639
177 T0082 - HKMU 225.0001.638
178 S0182 - TWGHs Wong Fut Nam College 225.0001.637
179 S0200 - PLK Mrs Ma Kam Ming-Cheung Fook Sien College 225.0001.636
180 O0030 - WannaCry 225.0001.634
181 T0017 - HKCC 225.0001.633
182 S0157 - Munsang College (Hong Kong Island) 225.0001.632
183 T0088 - HKMU 225.0001.631
184 S0124 - Lok Sin Tong Leung Chik Wai Memorial School 225.0001.630
185 S0066 - Yan Chai Hospital Wong Wha San Secondary School 225.0001.629
186 O0011 - MSPeople 225.0001.628
187 S0155 - Yan Oi Tong Tin Ka Ping Secondary School 225.0001.627
188 S0034 - Caritas Chong Yuet Ming Secondary School 225.0001.626
189 S0167 - Kwok Tak Seng Catholic Secondary School 225.0001.625
190 T0004 - HKSYU 225.0001.624
191 S0058 - Fanling Rhenish Church Secondary School 220.0001.591
192 S0100 - Raimondi College 210.0001.526
193 S0208 - St. Clare’s Girls’ School 200.0001.462
194 T0034 - CUHK 185.0001.366
195 S0046 - The Hong Kong Management Association K S Lo College 175.0001.301
196 S0177 - TWGHs Wong Fut Nam College 175.0001.300
197 S0192 - SKH Lam Kau Mow Secondary School 175.0001.299
198 S0158 - CCC Kei Chi Secondary School 175.0001.298
199 S0055 - Lai King Catholic Secondary School 175.0001.297
200 S0102 - TWGHs Sun Hoi Directors' College 175.0001.296
201 O0018 - W@t3r$k!n 175.0001.295
202 S0114 - SKH Lui Ming Choi Secondary School 175.0001.295
203 S0205 - Cheung Sha Wan Catholic Secondary School 175.0001.294
204 T0103 - HKCC 175.0001.293
205 S0096 - CCC Heep Woh College 175.0001.292
206 S0056 - Lok Sin Tong Yu Kan Hing Secondary School 175.0001.291
207 O0050 - _UwU 170.0001.258
208 O0039 - Code@Niter 170.0001.258
209 O0100 - The Linguists 170.0001.257
210 S0144 - Youth College (Kwai Fong) 165.0001.224
211 S0118 - St. Bonaventure College and High School 165.0001.223
212 T0028 - CUHK,HKUST,CityU 165.0001.222
213 O0069 - CoLate is noob 165.0001.222
214 S0048 - La Salle College 165.0001.221
215 T0002 - HKUST,CUHK 160.0001.188
216 O0105 - SingleK 160.0001.187
217 S0163 - CCC Kei Yuen College 125.0000.964
218 S0149 - Ying Wa College 125.0000.964
219 S0005 - Shatin Pui Ying College 125.0000.963
220 S0106 - CCC Ming Yin College 125.0000.962
221 S0206 - TWGHs Sun Hoi Directors' College 125.0000.961
222 T0030 - PolyU,CUHK 120.0000.929
223 S0169 - Kwok Tak Seng Catholic Secondary School 120.0000.928
224 O0123 - SHAOCHI LU 120.0000.927
225 T0018 - CUHK 120.0000.927
226 T0069 - HKCC 120.0000.926
227 S0196 - Tuen Mun Catholic Secondary School 120.0000.925
228 S0137 - TWGHs Sun Hoi Directors' College 120.0000.924
229 O0076 - i_eye_flag 120.0000.924
230 O0034 - Akarin 120.0000.923
231 S0003 - St. Paul's Secondary School 115.0000.891
232 S0151 - Kowloon True Light School 110.0000.858
233 S0185 - Kowloon True Light School 110.0000.857
234 S0203 - Lok Sin Tong Ku Chiu Man Secondary School 110.0000.857
235 S0041 - Heung To Middle School 110.0000.856
236 O0052 - ULOldBear (Lucas Ng) Solo Fighter :) 110.0000.855
237 S0136 - Lok Sin Tong Leung Chik Wai Memorial School 110.0000.855
238 T0007 - PolyU 110.0000.854
239 O0061 - NelsonIsGoodComeDateNelson 110.0000.853
240 O0093 - LycoReco 110.0000.853
241 O0054 - bruh latte 110.0000.852
242 T0101 - CityU 110.0000.851
243 T0087 - HKMU 110.0000.851
244 O0051 - PaPa 110.0000.850
245 O0070 - KCSC 100.0000.786
246 T0112 - IVE 100.0000.785
247 S0132 - St. Francis' Canossian College 70.0000.594
248 Immaculate Heart of Mary College 70.0000.594
249 S0145 - Youth College (Kwai Fong) 70.0000.593
250 S0199 - CCC Kei To Secondary School 70.0000.593
251 O0102 - satoshi 70.0000.592
252 O0055 - Kursk 70.0000.591
253 S0181 - TWGHs Wong Fut Nam College 70.0000.591
254 S0092 - CCC Ming Yin College 70.0000.590
255 S0068 - CCC Ming Yin College 70.0000.590
256 S0088 - CCC Ming Yin College 70.0000.589
257 S0016 - St. Paul's Secondary School 70.0000.589
258 S0194 - Kowloon True Light School 60.0000.524
259 S0180 - TWGHs Wong Fut Nam College 60.0000.524
260 S0156 - Munsang College (Hong Kong Island) 60.0000.523
261 S0135 - Lok Sin Tong Leung Chik Wai Memorial School 60.0000.523
262 S0017 - St. Paul's School (Lam Tin) 60.0000.522
263 S0053 - FDBWA Szeto Ho Secondary School 60.0000.522
264 S0085 - Heung To Middle School (TSW) 60.0000.521
265 O0092 - gentlemen 60.0000.521
266 S0172 - Cognitio College (Hong Kong) 60.0000.520
267 O0117 - Mifrel 60.0000.520
268 S0020 - St. Paul's Secondary School 60.0000.519
269 S0178 - TWGHs Wong Fut Nam College 60.0000.519
270 S0069 - CCC Ming Yin College 60.0000.518
271 S0108 - TWGHs Sun Hoi Directors' College 60.0000.518
272 S0021 - St. Francis Xavier's School, T.W. 60.0000.517
273 S0065 - Yan Chai Hospital Wong Wha San Secondary School 60.0000.517
274 S0087 - Yuen Long Public Secondary School 60.0000.516
275 O0108 - hksc 60.0000.516
276 T0046 - CUHK 60.0000.515
277 O0068 - The Newbie 60.0000.515
278 S0035 - CCC Kei Heep Secondary School 60.0000.514
279 T0033 - HKCC 60.0000.514
280 S0174 - Cognitio College (Hong Kong) 50.0000.450
281 T0049 - SHAPE 50.0000.449
282 O0073 - DegenerationB 50.0000.449
283 O0107 - Rabbit 50.0000.448
284 T0079 - PolyU 50.0000.448
285 T0070 - HKCC 50.0000.447
286 S0119 - St. Bonaventure College and High School 50.0000.447
287 O0003 - HSMT 50.0000.446
288 S0193 - Kowloon True Light School 50.0000.446
289 S0176 - Kowloon True Light School 50.0000.446
290 S0184 - Kowloon True Light School 50.0000.445
291 S0175 - Cognitio College (Hong Kong) 20.0000.254
292 S0049 - Lai King Catholic Secondary School 20.0000.254
293 T0056 - IVE-ST 20.0000.253
294 S0070 - CCC Ming Yin College 20.0000.253
295 T0005 - CityU 20.0000.252
296 S0012 - Carmel Alison Lam Foundation Secondary School 20.0000.252
297 T0037 - HKSYU 10.0000.188
298 T0008 - CUHK 10.0000.188
299 T0095 - CUHK,HKUSPACE 10.0000.187
300 T0089 - HKUSPACE 10.0000.187
301 O0086 - KEviN 10.0000.186
302 S0110 - Christ College 10.0000.186
303 O0008 - H6 10.0000.186
304 S0077 - Yan Chai Hospital Wong Wha San Secondary School 10.0000.185
305 S0134 - The Hong Kong Management Association K S Lo College 10.0000.185
306 O0022 - 20220913 10.0000.184
307 O0115 - PuErTea 10.0000.184
308 O0057 - CTFRookie 10.0000.092
309 S0138 - TWGHs Sun Hoi Directors' College 10.0000.092
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