Wed, 15 July 2020, 00:00 UTC — Sat, 18 July 2020, 00:00 UTC 

On-line

Chujowy CTF event.

Format: Jeopardy Jeopardy

Official URL: https://chujowyc.tf/

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

Future weight: 23.84 

Rating weight: 23.84 

Event organizers 

For many years during the Summer Scientific School (https://warsztatywww.pl/) gifted high school students participated in an onsite CTF for beginners. This year due to the coronavirus the CTF will be open for everyone and there will be some (hopefully) hard tasks!
The first edition of chCTF is brought to you by Made In MIM!

Flag format (unless specified otherwise): chCTF{[0-9a-zA-Z_!^%$*.,()?@:;|#&<>-]+}

Scoreboard

593 teams total

PlaceTeamCTF pointsRating points
1 redpwn 4582.00047.680
2 C4T BuT S4D 2596.00025.427
3 Daemon Summoners 2144.00019.102
4 technic 2126.00017.022
5 p0fs 1832.00014.300
6 bootplug 1644.00012.527
7 CSI 1644.00011.959
8 the cr0wn 1617.00011.393
9 buzzyboiz 1350.0009.673
10 Q7 1350.0009.408
11 evan_orz 1350.0009.191
12 admin' 1328.0008.896
13 Three_Musketeers 1273.0008.457
14 UIT.JustFreshMen 1141.0007.639
15 Maple Bacon 1068.0007.146
16 c0r3dump 1064.0007.026
17 ChTeam 973.0006.465
18 TeamCC 883.0005.919
19 ENOFLAG 840.0005.625
20 STeam 831.0005.516
21 AlphaPwner 826.0005.433
22 krzys_h 751.0004.991
23 kasiatutej 708.0004.720
24 CTF.SG 690.0004.583
25 OnlyPwns 690.0004.544
26 GOAR 664.0004.372
27 0x90r00t 623.0004.124
28 zer0pts 608.0004.015
29 Defenit 593.0003.907
30 x0rc3r3rs 567.0003.745
31 Dent 550.0003.631
32 (mendung)10^6 550.0003.607
33 flag{}___Orz 542.0003.542
34 taurus 505.0003.329
35 g1v3m3chee53 455.0003.048
36 eliptyczneCurvy 450.0003.004
37 Platonic 431.0002.887
38 pptown 396.0002.688
39 The Kingdom of the Winds 396.0002.672
40 Hackers which loves Potato 396.0002.656
41 BombelTeam 396.0002.642
42 jpd 395.0002.623
43 WreckTheLine 394.0002.604
44 x0x 359.0002.410
45 bcmp 351.0002.356
46 Covid Overflow 345.0002.313
47 PorgPwnPlatoon 334.0002.245
48 RGBsec 329.0002.208
49 fuckyoujason 329.0002.198
50 lyc 329.0002.189
51 onotch 329.0002.179
52 f0ck 329.0002.170
53 dcua 329.0002.162
54 isc 328.0002.148
55 phi3pzihg 327.0002.135
56 r00tw0rm 316.0002.070
57 LYB_Team 308.0002.021
58 Abs0lut3Pwn4g3 294.0001.941
59 pipou 294.0001.934
60 Team ForFun 292.0001.917
61 ri5e 292.0001.910
62 quriosity 286.0001.873
63 TeamName 285.0001.861
64 Yeet 266.0001.756
65 Busi 255.0001.694
66 notpenguin1 249.0001.657
67 torpe sereg 242.0001.615
68 The_Egyptian_Kings 224.0001.516
69 nofriends 204.0001.407
70 masno ni 203.0001.397
71 zehrileLau(n)de 203.0001.392
72 A1ph4Z3r0 197.0001.356
73 Elnath 193.0001.331
74 Vox Dei 193.0001.326
75 ojojoj 193.0001.322
76 Repsac 193.0001.318
77 HackingForSoju 193.0001.314
78 null2root 193.0001.310
79 kks_KeKoS_Team 193.0001.306
80 DROP TABLE users 193.0001.302
81 NULLKrypt3rs 193.0001.298
82 FireFall 193.0001.295
83 Lions 193.0001.291
84 test 193.0001.288
85 Corax 193.0001.285
86 0xuzero 193.0001.281
87 Bopoznpvt 193.0001.278
88 WhiteRose 193.0001.275
89 FR33W1F1 193.0001.272
90 chuj 193.0001.269
91 Pwnie Island 193.0001.266
92 NULL Life 193.0001.263
93 CS_Gang 193.0001.261
94 outOfCheese 193.0001.258
95 SoloQ 193.0001.255
96 3ajaw 193.0001.253
97 Jestem zbyt głupi by to powiedzieć 172.0001.141
98 fzhshzh 168.0001.117
99 GranolaSport 168.0001.115
100 t0mbsTon3 162.0001.081
101 GH05T5 162.0001.079
102 OverDover 162.0001.077
103 HackWara 156.0001.043
104 Hacky Easter 156.0001.041
105 Fword 156.0001.039
106 CTFbreaker 156.0001.037
107 Rülps 156.0001.034
108 N0p5l3d 156.0001.032
109 ro5eCknight 156.0001.030
110 jllis 156.0001.028
111 ducks0ci3ty 156.0001.026
112 Kuruwa 153.0001.009
113 Code Killers 150.0000.991
114 IJCT 150.0000.990
115 DesiDevils 150.0000.988
116 404 : Flag Not Found 150.0000.986
117 PTIT_TheDreamer 150.0000.984
118 4lk4x0f4 150.0000.982
119 VIII expeditio sacra 150.0000.981
120 Hexion 150.0000.979
121 IBBP 150.0000.977
122 Colors ESI 150.0000.976
123 fr334aks 150.0000.974
124 Z3Ro 150.0000.973
125 fr3nzyM1n3rs 150.0000.971
126 irNoobs 150.0000.970
127 keep__calm 150.0000.968
128 Cryptonite 150.0000.967
129 YellowHatN00bs 150.0000.965
130 JHDiscord 134.0000.881
131 kknock 131.0000.864
132 secutest1 131.0000.862
133 NuttyShell 131.0000.861
134 chaser 131.0000.859
135 acdwas 131.0000.858
136 Jesus The Messiah (Believe Me) 131.0000.857
137 uniform_defect 131.0000.856
138 ctrl 131.0000.854
139 $wag 131.0000.853
140 S&N 131.0000.852
141 XJNU_quack 131.0000.851
142 stainnot 131.0000.849
143 loner :( 131.0000.848
144 {} 131.0000.847
145 p4w16 131.0000.846
146 Nine Inch Males 131.0000.845
147 PlayForFun 130.0000.839
148 donran 130.0000.837
149 T35H 130.0000.836
150 NGA 130.0000.835
151 JohnDoe 130.0000.834
152 Neolex 130.0000.833
153 TeamPowerPrinter 130.0000.832
154 zzz 129.0000.826
155 1337Ipsum 125.0000.804
156 REJLWQ 125.0000.803
157 Redhats 125.0000.802
158 APA Razi 125.0000.801
159 TheLaw 125.0000.800
160 MarZ3r0 125.0000.799
161 EknadEttib 125.0000.798
162 Nob0dy else 125.0000.798
163 LetsEatLabs 124.0000.791
164 Hex2Text 119.0000.765
165 WannaCry;( 119.0000.764
166 Zense 119.0000.763
167 stankc 119.0000.762
168 I_and_i 119.0000.761
169 F055il215 119.0000.760
170 Endless Buffer 119.0000.759
171 H4CK3R_C0LL3ECT13F 119.0000.759
172 HASHERS 113.0000.727
173 Raison D'être 113.0000.726
174 kanyewest 113.0000.725
175 Spikers 113.0000.724
176 Stack 113.0000.723
177 nullexception 113.0000.723
178 404! Team name does not exist 113.0000.722
179 h4ck7u5 113.0000.721
180 Insight Harbor 113.0000.720
181 AEX 112.0000.714
182 0x435446 112.0000.714
183 Strider 112.0000.713
184 _unnamed_ 111.0000.707
185 PawnKriegz 110.0000.701
186 darkjesus 109.0000.695
187 jigodu_Newbie 104.0000.669
188 Azure Assassin Alliance 103.0000.663
189 Rogue_Hack 102.0000.657
190 Kaizoku 101.0000.651
191 ISITDTU 100.0000.645
192 0xC312C 100.0000.644
193 Lala 100.0000.644
194 Shell_hunter 100.0000.643
195 security_research@protonmail.com 100.0000.643
196 C054-N057R4 100.0000.642
197 Sky2Pwn 100.0000.641
198 V3nom 99.0000.635
199 test0x1 99.0000.635
200 zzzzzzzzzzzh3r0 98.0000.629
201 ARO7I 98.0000.628
202 Cáerme 98.0000.628
203 VisionInjection 98.0000.627
204 Foxes 98.0000.627
205 Forge 98.0000.626
206 thefalcon 94.0000.605
207 fHackers 94.0000.604
208 Azix6 94.0000.604
209 Freakazoids 94.0000.603
210 w0lf734m 94.0000.603
211 PyArr0w 94.0000.602
212 SPQR 93.0000.596
213 CrackTheFlag 93.0000.596
214 Dranzer 92.0000.590
215 UICTC UNIBI 88.0000.569
216 hackhash 88.0000.568
217 wuvel 88.0000.568
218 sntherr 88.0000.567
219 VND0ng 88.0000.567
220 SWV_L 88.0000.566
221 Linux Power 88.0000.566
222 m0nst3r_India 88.0000.565
223 bolgia4 88.0000.565
224 freezer 88.0000.564
225 captainUIT 87.0000.559
226 rpbeast33 87.0000.558
227 team1 82.0000.532
228 0x8Layer 82.0000.531
229 TEAM 82.0000.531
230 Seconnect_tech 82.0000.530
231 DreamyEye 82.0000.530
232 coder0ne 82.0000.529
233 UnAnonymous 82.0000.529
234 W3rni0 82.0000.529
235 CatsGetRoot 82.0000.528
236 NoMansLand 82.0000.528
237 bug 82.0000.527
238 '); DROP TABLE users; -- 79.0000.511
239 s1v 76.0000.495
240 JustLooking2Win 74.0000.484
241 B4C0N 73.0000.479
242 truly_random 73.0000.478
243 TestEntry 73.0000.478
244 EISCTUTN 73.0000.478
245 Disqualified 72.0000.472
246 dotlike 69.0000.456
247 spectrum 67.0000.445
248 The Society 67.0000.445
249 shellpwn 67.0000.444
250 break_the_code 67.0000.444
251 cyb3rduck 66.0000.438
252 d3lt@ 64.0000.428
253 PTZCTF 64.0000.427
254 Port WIne 64.0000.427
255 DLU 63.0000.421
256 Y4LU 63.0000.421
257 Lone and Least 63.0000.421
258 SPRAVEDLIVAЯ RUSH A 63.0000.420
259 Misunderstanding Overenthusiastic Engineers 63.0000.420
260 ert 63.0000.419
261 Maxlena 63.0000.419
262 Hextraditables 63.0000.419
263 SJCTF 63.0000.418
264 SeniorCPE 63.0000.418
265 raining_shell 63.0000.418
266 palabar 62.0000.412
267 Electric_Eye 61.0000.407
268 p4snet0 61.0000.406
269 jjmbob 61.0000.406
270 xPurge 61.0000.406
271 Probka 61.0000.405
272 562 61.0000.405
273 DayMon 60.0000.400
274 Rotten 60.0000.399
275 glebogryzarkistarego 60.0000.399
276 Dokko 57.0000.383
277 <OOO> 57.0000.383
278 99999 57.0000.382
279 sqrt_warlock 57.0000.382
280 pmm 57.0000.382
281 Xx.DEC.xX 57.0000.381
282 Tenesys 57.0000.381
283 Klutz 57.0000.381
284 MathWarriors 57.0000.381
285 Tm90IGEgbmFtZQ== 57.0000.380
286 Cyb3r 5h3r1f 57.0000.380
287 <img src=1 onerror=alert(1)> 57.0000.380
288 404_Error 57.0000.379
289 BurakiTeam 57.0000.379
290 zaq 57.0000.379
291 bioset 57.0000.378
292 BADSUD0'S 57.0000.378
293 Recon Corps 57.0000.378
294 r4zk3r 57.0000.378
295 salespies 57.0000.377
296 ByteForc3 57.0000.377
297 UIT.SoloQ 57.0000.377
298 WRUBLE 57.0000.377
299 Hope'*'me 57.0000.376
300 7hE5tUp1dTEa/^\ 57.0000.376
301 ins4n1ty 57.0000.376
302 noplalic 57.0000.376
303 c2w2m2 57.0000.375
304 b1@ck_$hell 57.0000.375
305 Team001 57.0000.375
306 HOPE_ME 57.0000.374
307 volcker 57.0000.374
308 STNKS 57.0000.374
309 ByteBandits 57.0000.374
310 CyberRpca 57.0000.373
311 PDKT Team 57.0000.373
312 systm 57.0000.373
313 Unbeatable 57.0000.373
314 Da Baddest 56.0000.367
315 boringcompanyctfteam 56.0000.367
316 Droogs 56.0000.367
317 AOOAOAOAAAOA 56.0000.367
318 hololive 56.0000.366
319 @Jack&Door 56.0000.366
320 pk^ <7F $!n9@mz 56.0000.366
321 !LE37 56.0000.366
322 kisanak 56.0000.365
323 Sindhu 56.0000.365
324 Bin 56.0000.365
325 TVHAX 56.0000.365
326 hungdo16011999@gmail.com 56.0000.364
327 BPF 55.0000.359
328 O_sc0re 55.0000.359
329 cSee 48.0000.322
330 Banditter i Habitter 43.0000.296
331 Team_M 43.0000.296
332 Al3x2 43.0000.296
333 cookiezi 42.0000.290
334 Oj tak tak byczq +1 40.0000.279
335 LinyTail 39.0000.274
336 aa 39.0000.274
337 Nice guys 38.0000.268
338 hackoff 38.0000.268
339 poradź sobie xd 38.0000.268
340 swt02026 38.0000.268
341 Wunderleth 38.0000.268
342 Venom 37.0000.262
343 frappajappalooza's team 36.0000.257
344 StellarChaos 36.0000.257
345 RH01 36.0000.256
346 455-7055 36.0000.256
347 varman 36.0000.256
348 BruteForce 36.0000.256
349 krazykitty 36.0000.256
350 0x5C71873F 36.0000.255
351 XploiterZ 36.0000.255
352 Clu3le55 36.0000.255
353 cngyldrm 36.0000.255
354 Stuca 36.0000.255
355 bak3ry 36.0000.254
356 kevinmyman 36.0000.254
357 Boschler 36.0000.254
358 Server 36.0000.254
359 CaesarSec 36.0000.254
360 T4ng0_t34m 36.0000.254
361 Bet Solo 36.0000.253
362 DoDji 36.0000.253
363 csictf 36.0000.253
364 alimadodo 35.0000.248
365 theknowitalls 35.0000.247
366 lifeise99 35.0000.247
367 Still DIGing 35.0000.247
368 kettusec 35.0000.247
369 @@Shui 35.0000.247
370 bruh moment 35.0000.247
371 eronsports 35.0000.246
372 HypeNah 35.0000.246
373 True 35.0000.246
374 smuggler 35.0000.246
375 AF 35.0000.246
376 Spr 35.0000.246
377 NikolaT3sla 35.0000.245
378 BHANCHOD 35.0000.245
379 my 35.0000.245
380 Kółko Ekonomiczne Judasz 26.0000.198
381 Nave1337 26.0000.198
382 田埂 26.0000.198
383 AnyAnyAllow 26.0000.198
384 Zombickers 26.0000.197
385 DATeam 26.0000.197
386 OLAN 26.0000.197
387 p3tj0n95 26.0000.197
388 C0nt1n3nt4l 26.0000.197
389 lucas_sanchez 26.0000.197
390 WATyag 26.0000.196
391 Czech Cyber Team 26.0000.196
392 cup2of2tea 26.0000.196
393 D34D_FR13ND5 26.0000.196
394 mHackresciallo 26.0000.196
395 ramenguagugongtan 26.0000.196
396 Unicorn_T34M 26.0000.195
397 pth 26.0000.195
398 YankooTEAM 26.0000.195
399 Asur 26.0000.195
400 Happymisc 26.0000.195
401 Etaon 26.0000.195
402 BowsersCastle 26.0000.195
403 chicken42 26.0000.194
404 Blue Hens 26.0000.194
405 not try-harding 26.0000.194
406 Mine 26.0000.194
407 Spitfire 25.0000.189
408 Vape_and_Dab 25.0000.189
409 tmp_Green_Panther 25.0000.188
410 VDKT 25.0000.188
411 fog12 25.0000.188
412 vietcom 25.0000.188
413 Yay 25.0000.188
414 Me_alone 25.0000.188
415 PawnKrieg 25.0000.188
416 2FAQu1t3t 25.0000.187
417 Elitz 25.0000.187
418 kolt 25.0000.187
419 whitehathacker 22.0000.171
420 ANLE 21.0000.166
421 dannadeu 19.0000.155
422 W4L3T-S3C 19.0000.155
423 RFGHOST 18.0000.150
424 ex3x 18.0000.150
425 BUNDA RITA 18.0000.150
426 bleh 18.0000.150
427 admin123 18.0000.149
428 illogicalchick 18.0000.149
429 echobash 18.0000.149
430 S32d0w 18.0000.149
431 Teamneeded 18.0000.149
432 LeonT 18.0000.149
433 CzH~Team 18.0000.149
434 Zero`Mistake 18.0000.149
435 awct 18.0000.148
436 i_need_sleep 18.0000.148
437 eNableD 18.0000.148
438 CUSI 18.0000.148
439 Aylin 18.0000.148
440 MHA_ 18.0000.148
441 h0ax 17.0000.143
442 doorbell 17.0000.142
443 4k3l4rr3 17.0000.142
444 u2team 17.0000.142
445 DragonSec SI 17.0000.142
446 sshell 17.0000.142
447 HsboECPI 17.0000.142
448 Friday 17.0000.142
449 b33t 17.0000.142
450 indonesian 17.0000.141
451 Pwn Leak 17.0000.141
452 __odl__ 17.0000.141
453 Ux3r0n 17.0000.141
454 coopdaddy 1.0000.058
455 Thyou76fp 1.0000.058
456 Q. 1.0000.057
457 EQkws 1.0000.057
458 Enenra_alone 1.0000.057
459 bopsled 1.0000.057
460 VN_MSEC 1.0000.057
461 IR 1.0000.057
462 DC562 1.0000.057
463 whitefox 1.0000.057
464 Warriors of the Keyboard 1.0000.057
465 idleless 1.0000.056
466 xamroot 1.0000.056
467 noobsinpredicament 1.0000.056
468 xisop 1.0000.056
469 soulctf 1.0000.056
470 ev3r 1.0000.056
471 gruf 1.0000.056
472 galaxyS8 1.0000.056
473 err0r 1.0000.056
474 HitMen 1.0000.055
475 InvalidPayload 1.0000.055
476 thegreyhats 1.0000.055
477 @1PH4 1.0000.055
478 NoobOne 1.0000.055
479 AnonymousZ 1.0000.055
480 Cr4ck3r5 1.0000.055
481 HugeGG 1.0000.055
482 fightback 1.0000.055
483 catrace 1.0000.055
484 Azele 1.0000.054
485 C-137 1.0000.054
486 Doøm 1.0000.054
487 Di$connected 1.0000.054
488 Dragon Tamilan 1.0000.054
489 PfeifenBr0s 1.0000.054
490 dark 1.0000.054
491 owwwo 1.0000.054
492 ghosh007 1.0000.054
493 999 1.0000.054
494 firethehole 1.0000.053
495 phneutro 1.0000.053
496 Betz 1.0000.053
497 weRubb1sh 1.0000.053
498 avenger 1.0000.053
499 Kratos 1.0000.053
500 IncoGnito 1.0000.053
501 Ice 1.0000.053
502 BackMoon 1.0000.053
503 matan 1.0000.053
504 ClanPy 1.0000.053
505 DarkArmy 1.0000.052
506 🃏Jokers🃏 1.0000.052
507 Thomas 1.0000.052
508 Misfits 1.0000.052
509 devnull 1.0000.052
510 Cheater1000 1.0000.052
511 Th3ng4k0l4 1.0000.052
512 trtd 1.0000.052
513 Hallway 1.0000.052
514 avrnapag 1.0000.052
515 geshdgfmhgcfdrsegwhdjfmgxndgsdhfxgnd 1.0000.051
516 iamwhiteknife 1.0000.051
517 Net-Zen 1.0000.051
518 BigCity Bói 1.0000.051
519 s1n9l3:pl4y3r 1.0000.051
520 mikejam 1.0000.051
521 emc 1.0000.051
522 Underdog 1.0000.051
523 Alpha123 1.0000.051
524 GTA6 1.0000.051
525 Keep Quiet 1.0000.051
526 H45h sec 1.0000.051
527 SINS 1.0000.050
528 NT! 1.0000.050
529 gameraider 1.0000.050
530 bap 1.0000.050
531 wiwam845 1.0000.050
532 byt3 1.0000.050
533 Team Pig 1.0000.050
534 Lorem Ipsum 1.0000.050
535 Tommy Vercetti 1.0000.050
536 Bugs 1.0000.050
537 DAS 1.0000.050
538 Soul 1.0000.050
539 murphitm 1.0000.049
540 tantrumXO 1.0000.049
541 NotHotdog 1.0000.049
542 Appmisa 1.0000.049
543 Unicorn CTF 1.0000.049
544 Binary 1.0000.049
545 r3load 1.0000.049
546 Dragon Sector 1.0000.049
547 ja25499 1.0000.049
548 CatGirl Research Club 1.0000.049
549 BigBallEnergy 1.0000.049
550 Error404 1.0000.049
551 jokester 1.0000.048
552 vellist 1.0000.048
553 sernih2020 1.0000.048
554 InfosecIITG 1.0000.048
555 Midnight Shadows 1.0000.048
556 GiggleSibling$ 1.0000.048
557 DooMic 1.0000.048
558 D0g3 1.0000.048
559 Seconnect.tech 1.0000.048
560 Gucci Gang 1.0000.048
561 double 1.0000.048
562 keymoon 1.0000.048
563 BigBadBarry 1.0000.048
564 Having_a_first_go 1.0000.047
565 Hahanotwavistoleyournamexd 1.0000.047
566 sfetch 1.0000.047
567 Chinchila 1.0000.047
568 grimReaper 1.0000.047
569 gamja 1.0000.047
570 f0xc4v3r1n 1.0000.047
571 IlliDaN 1.0000.047
572 Horde 1.0000.047
573 zaka 1.0000.047
574 trailblazers 1.0000.047
575 limce 1.0000.047
576 Abcd12 1.0000.047
577 We_can_hack_anyTHing 1.0000.047
578 shinta 1.0000.046
579 BackdoorCipher 1.0000.046
580 NewbiesGrowth 1.0000.046
581 t3chwizzi3 1.0000.046
582 Superrrrr 1.0000.046
583 shell_shocked 1.0000.046
584 Appenders 1.0000.046
585 ChargedRain1056 1.0000.046
586 67697a6d6f 1.0000.046
587 hackdayteam 1.0000.046
588 pyiin 1.0000.046
589 nobody 1.0000.046
590 Riders 1.0000.046
591 EffectRenan 1.0000.046
592 itsuscyber 1.0000.045
593 orz_evan_and_zeyu 1.0000.023
5H3LLINGJuly 13, 2020, 7:32 a.m.

Im looking for a team to join this event if you dont mind?


ret2basicJuly 15, 2020, 12:08 a.m.

Great infrastructure!


kataryniarzJuly 15, 2020, 12:16 a.m.

We apologize for initial infrastructure issues. We increased quotas for CTFd and the platform should be working well.


G4d4r3LJuly 15, 2020, 9:09 a.m.

I have an incredibile delay in response from your site. I'm not able to join the ctf :|


taj0023July 15, 2020, 11:21 a.m.

error 503..............


gorbak25July 15, 2020, 11:38 a.m.

We increased resource limits on our core infrastructure.
Everything should be back up and running!


TheSilentBoulderJuly 15, 2020, 3:55 p.m.

Hi admins, confirmation email is not working.


taj0023July 16, 2020, 6:39 a.m.

confirmation emails are coming up in spam