Sat, 05 July 2025, 08:00 UTC — Mon, 07 July 2025, 08:00 UTC 

On-line

No Hack No CTF event.

Format: Jeopardy Jeopardy

Official URL: https://nhnc.ic3dt3a.org/

This event's weight is subject of public voting!

Rating weight: 0 

Event organizers 

⚠️⚠️⚠️ Attention! The event time has been updated to: Sat, 05 July 2025, 08:00 – Mon, 07 July 2025, 20:00 (UTC+8) ⚠️⚠️⚠️

Welcome to No Hack No CTF 2025, organized by ICEDTEA, a passionate cybersecurity team from Taiwan dedicated to fostering learning and competition among cybersecurity enthusiasts worldwide. This event offers an exciting opportunity for participants to challenge themselves in a fair and competitive environment.

Join our event for a thrilling 60-hour experience filled with challenges and learning opportunities. Whether you're a seasoned professional or new to cybersecurity, No Hack No CTF 2025 is the perfect place to test your skills and connect with the global cybersecurity community.

Join our Discord server for assistance: https://discord.gg/7nvSsaUAQT
Contact us at : [email protected]

Prizes

All participants who complete the competition can apply for an electronic participation certificate!

1st team will get 100 USD HTB Labs Gift Card
2nd team will get 75 USD HTB Labs Gift Card
3rd team will get 50 USD HTB Labs Gift Card
4th team will get 3x nitro basic
5th team will get 3x nitro basic

**Special Prizes**
**1. Invite Prize"s": ** For all team who invited other teams joining the CTF, and you were ranked in the **top 33%**, you will have a chance to win `3 * Nitro Basics` (3 Teams)
**2. Review Prize"s": ** For all who submit a review on CTFTime after the competition, and you solved at least 1 challenge except `Welcome`, you will have a chance to win a `Nitro Basics` (10 players)

Scoreboard

473 teams total

PlaceTeamCTF pointsRating points*
1 HCS 11363.0000.000
2 0xFUN 10862.0000.000
3 RubiyaLab 9869.0000.000
4 MindCrafters 8400.0000.000
5 QnQSec 7697.0000.000
6 Nahomies 7423.0000.000
7 UofTCTF 6065.0000.000
8 $cr1pt_K1dd13$ 6016.0000.000
9 FR13NDS TEAM 6004.0000.000
10 Caliphal Hounds 5990.0000.000
11 M0r3 L1F3 5590.0000.000
12 TraceBash 5560.0000.000
13 RE:UN10N 5502.0000.000
14 Fl4gz0nF1r3 4847.0000.000
15 UiTM Cyberheroes Club 4765.0000.000
16 特上檸檬茶 4655.0000.000
17 Wade 4636.0000.000
18 SCH 4083.0000.000
19 team_xz 3965.0000.000
20 Thr4t Hunt1n9 3583.0000.000
21 wills1 3520.0000.000
22 C0UGH1NGB4BY 3190.0000.000
23 734m_N4M3_h3r3 3146.0000.000
24 0xMustWin 2927.0000.000
25 MadrHacks 2920.0000.000
26 Monkey Tribe Kingdom 2878.0000.000
27 noraneco 2777.0000.000
28 NotFound 2652.0000.000
29 wher3_1s_our_n0se 2499.0000.000
30 gigi 2479.0000.000
31 0M3G4_SQU4D 2297.0000.000
32 HackChen 2198.0000.000
33 (?) 2161.0000.000
34 CYSCOM 2074.0000.000
35 [[email protected]] 2019.0000.000
36 Blue Dragons 1966.0000.000
37 林口 1881.0000.000
38 €cyber€lan 1878.0000.000
39 RabbitHorse 1865.0000.000
40 umeow0716 1822.0000.000
41 f4n_n3r0 1819.0000.000
42 Luluscpdp 1811.0000.000
43 Overf1ow 1793.0000.000
44 netneko 1779.0000.000
45 ohabu3 1776.0000.000
46 kBxAc 1744.0000.000
47 XABT 1679.0000.000
48 eclastdance 1664.0000.000
49 師匠説名字隨便取 1650.0000.000
50 OhYeahSeC 1611.0000.000
51 fr33k7 1608.0000.000
52 HackerSir 1539.0000.000
53 NTUT_Is1ab 1362.0000.000
54 shellsphere 1342.0000.000
55 HashVault 1334.0000.000
56 chumy 1260.0000.000
57 moppy 1250.0000.000
58 16j 1215.0000.000
59 stdnoerr 1201.0000.000
60 Vuln3ra 1186.0000.000
61 The bakery 1173.0000.000
62 CyberUnicorn 1139.0000.000
63 yunshiuan 1091.0000.000
64 luongvd 1091.0000.000
65 ri5e 1086.0000.000
66 BWN 1079.0000.000
67 Gg_x 1024.0000.000
68 HKCTF 1017.0000.000
69 UET_CTF 1015.0000.000
70 m7mgfluvvvvv 1012.0000.000
71 Iv9 996.0000.000
72 SF IT Club 984.0000.000
73 aaaaa 957.0000.000
74 GreysPwn 924.0000.000
75 Some_Team 885.0000.000
76 WhiteDukesDZ 851.0000.000
77 Nightjars 851.0000.000
78 k0kos 826.0000.000
79 4652 815.0000.000
80 rsm 815.0000.000
81 Knightsec 805.0000.000
82 NoENV 785.0000.000
83 PurpleFoxxx 785.0000.000
84 glitch stew 779.0000.000
85 PH4T0M3_B1IG4D3 768.0000.000
86 Kyros 768.0000.000
87 L0ck8y7e 768.0000.000
88 Solo_Run 766.0000.000
89 4O4NULLERS 763.0000.000
90 hamayanhamayan 756.0000.000
91 LastSeenIn2026 726.0000.000
92 Tres Amigos 726.0000.000
93 SC 715.0000.000
94 tinyfat 715.0000.000
95 dcua 663.0000.000
96 Cyb3rVanguard 659.0000.000
97 flag 651.0000.000
98 1nitramfs 638.0000.000
99 0x5ky 626.0000.000
100 Canadian Hacks 626.0000.000
101 Dem0_Mans! 621.0000.000
102 CyberUNIT 610.0000.000
103 miscitaofvh 610.0000.000
104 CCLEMON 610.0000.000
105 asdzxc 584.0000.000
106 L0s3rCr3w 568.0000.000
107 rick07 568.0000.000
108 abdullaxows 510.0000.000
109 Seruit 510.0000.000
110 VSL_P4rad0x 510.0000.000
111 nohacknolove 510.0000.000
112 CyberZone 510.0000.000
113 mrhacker 510.0000.000
114 Colors ESI 510.0000.000
115 xploiters 510.0000.000
116 Obsidian Howlers 510.0000.000
117 MidnghtsFlagFinders 475.0000.000
118 旗實不難 468.0000.000
119 Ketchup(Catch-up) 468.0000.000
120 0xE0F 468.0000.000
121 clueless872 463.0000.000
122 Real Madrid 463.0000.000
123 los ratones 463.0000.000
124 hackratic 463.0000.000
125 Arren 452.0000.000
126 123 449.0000.000
127 suzu 442.0000.000
128 BorderOfLife 438.0000.000
129 CyberCh1ck 438.0000.000
130 Chimpanzee Warriors 426.0000.000
131 LognEqualsOne 426.0000.000
132 fzhshzh 426.0000.000
133 574r64z3r 426.0000.000
134 ThomasgKorp 410.0000.000
135 Alexius 410.0000.000
136 Rumplestiltskin 410.0000.000
137 YourBunnyWrote 410.0000.000
138 h3kerzz 410.0000.000
139 Cyd_3X{246} 410.0000.000
140 Cat Protector 410.0000.000
141 YSL 410.0000.000
142 PSYFISHERS 410.0000.000
143 HackerTrouper 368.0000.000
144 celestial 368.0000.000
145 UCrypted 368.0000.000
146 Sytnax Error 368.0000.000
147 oolong_tea 368.0000.000
148 meow_player 363.0000.000
149 testestes 326.0000.000
150 HIGH 316.0000.000
151 cyber 310.0000.000
152 RootTigerBT01 310.0000.000
153 UDF 310.0000.000
154 ByteHunters 310.0000.000
155 EachLove3 310.0000.000
156 ahmetkaya 310.0000.000
157 RPCA Cyber Club 310.0000.000
158 Lazarus 310.0000.000
159 t3rmin4t0rs 310.0000.000
160 lonestar 310.0000.000
161 1_d0n't_kn0w 310.0000.000
162 whoam! 310.0000.000
163 Roarshach 310.0000.000
164 Yes 310.0000.000
165 TEAM7632 310.0000.000
166 pwn0rDi3 310.0000.000
167 panda 310.0000.000
168 anon 310.0000.000
169 Prmtalent 310.0000.000
170 Onicoders-UciTeam 310.0000.000
171 chaa muda 310.0000.000
172 hackuaz 310.0000.000
173 no team 310.0000.000
174 Hi 310.0000.000
175 kN9uy3n_0488 300.0000.000
176 C4lyr3x 300.0000.000
177 asdasdasdasdasdsa 300.0000.000
178 toto 300.0000.000
179 Cr4ck_M3_DD 300.0000.000
180 quit 268.0000.000
181 Kiwi 268.0000.000
182 justrandomlyhavingfuniguess 268.0000.000
183 C0d3 Bre4k3rs 268.0000.000
184 zazapon 263.0000.000
185 Humus 263.0000.000
186 Velobobo 263.0000.000
187 lopmade 258.0000.000
188 4shur4 253.0000.000
189 WHSploites 253.0000.000
190 787526438 253.0000.000
191 hashcrahsers 253.0000.000
192 onemanarmy 210.0000.000
193 Integrated Hawkers 210.0000.000
194 HIYA HITYA 210.0000.000
195 CyberXoX 210.0000.000
196 0xH3G4Z1 210.0000.000
197 YMD_HK 210.0000.000
198 doomshriek 210.0000.000
199 This1sFine 210.0000.000
200 0xf1sh 210.0000.000
201 Bluecapture 210.0000.000
202 concealbear 210.0000.000
203 fsoci4ty 210.0000.000
204 xing 210.0000.000
205 INTR0VERT 210.0000.000
206 AcePawz🐾 210.0000.000
207 ThatSoloBrit 210.0000.000
208 xCript_kiddi3s 210.0000.000
209 cls 210.0000.000
210 dead_davinci 210.0000.000
211 Qu4nt1x 210.0000.000
212 w4ngz 210.0000.000
213 tester1 200.0000.000
214 Sagi 200.0000.000
215 burn 200.0000.000
216 giitara 200.0000.000
217 Dream 110.0000.000
218 Ycan"T 110.0000.000
219 idk 110.0000.000
220 TripleHackers 110.0000.000
221 buggedout 110.0000.000
222 Dot Group 110.0000.000
223 MARS 110.0000.000
224 golows< 110.0000.000
225 grinch 110.0000.000
226 Flaggers United 110.0000.000
227 I_LOVEo-o 110.0000.000
228 DOT000DOT 110.0000.000
229 得閒飲茶 110.0000.000
230 F4T4L3RR0R 110.0000.000
231 AFK 110.0000.000
232 codebott 110.0000.000
233 JelyF1shhhhhh 110.0000.000
234 R1yhtp 110.0000.000
235 CodeBloodedSibs 110.0000.000
236 HashCrackers 110.0000.000
237 teio fan club 110.0000.000
238 @HYDRA 110.0000.000
239 kaka 110.0000.000
240 WQTX 110.0000.000
241 Trainers 110.0000.000
242 Nasmoco-CSIRT 110.0000.000
243 SiberKost^^ 110.0000.000
244 Zebin 110.0000.000
245 Goat Antony 110.0000.000
246 fearless 110.0000.000
247 bluewhalemini 110.0000.000
248 NRX 110.0000.000
249 asd 110.0000.000
250 kirimine170 110.0000.000
251 (-_-) 110.0000.000
252 0_Clicks 110.0000.000
253 DSAhackers 110.0000.000
254 D@t@ 110.0000.000
255 TML 110.0000.000
256 somayi2021 110.0000.000
257 L4_Brig4d3_ph4nt0m3 110.0000.000
258 g4r1b4ld0 110.0000.000
259 lonew0lf 110.0000.000
260 jroehrig 110.0000.000
261 NullS3ntin3l5 110.0000.000
262 RootMe! 110.0000.000
263 Sniff My Packets 110.0000.000
264 dbsgudwn 110.0000.000
265 Sonder 110.0000.000
266 Magician 110.0000.000
267 EggHead 110.0000.000
268 TEAM21 110.0000.000
269 An0nym0us4 110.0000.000
270 塌腳石 110.0000.000
271 H4K2LIV3_Academy 110.0000.000
272 Omega 110.0000.000
273 H4rv3st3r 110.0000.000
274 ClearCode 110.0000.000
275 lost minds 110.0000.000
276 FTB 110.0000.000
277 do not the car 110.0000.000
278 n0n 110.0000.000
279 SUDO FUZZERS 110.0000.000
280 hajikkoyure technologies 110.0000.000
281 wfdghbnm 110.0000.000
282 C0S-M0S 110.0000.000
283 Xenon 110.0000.000
284 Regulators 110.0000.000
285 Marcus 110.0000.000
286 n0ll_ptr 110.0000.000
287 Hack’n’Hermit 110.0000.000
288 GlitchBusters 110.0000.000
289 meow 100.0000.000
290 NColorado 100.0000.000
291 WeAre 100.0000.000
292 EN15 100.0000.000
293 m4lw4re_4n4lysis 100.0000.000
294 somyos 100.0000.000
295 tesr 100.0000.000
296 aboba 100.0000.000
297 Tiger 100.0000.000
298 blarghhhh 100.0000.000
299 nagatos 100.0000.000
300 shyn3ss 100.0000.000
301 Streax 100.0000.000
302 QuocKhanh 100.0000.000
303 1 100.0000.000
304 Gh0st4ce 100.0000.000
305 TL 100.0000.000
306 Shell We Hack? 10.0000.000
307 [email protected] 10.0000.000
308 nola 10.0000.000
309 西格瑪 10.0000.000
310 nullbytes 10.0000.000
311 Born2Hack 10.0000.000
312 Come to mess 10.0000.000
313 T4r0t 10.0000.000
314 Red-Knights 10.0000.000
315 教授頂樓風好大 10.0000.000
316 2GB 10.0000.000
317 seeteeff 10.0000.000
318 Papayapokpok 10.0000.000
319 5y12Up 10.0000.000
320 npc 10.0000.000
321 怎麼會這樣 10.0000.000
322 ExploitX 10.0000.000
323 The Glitch Mob 10.0000.000
324 jjroccss 10.0000.000
325 Null_Byt3z 10.0000.000
326 CosmicIntruders 10.0000.000
327 CosmosBreakers 10.0000.000
328 nidhikathayat 10.0000.000
329 JustPlayPlay 10.0000.000
330 gae_jam 10.0000.000
331 Ethernet 10.0000.000
332 will_s_team 10.0000.000
333 Windows 9/11 10.0000.000
334 swisscheese 10.0000.000
335 Hun9ry 10.0000.000
336 bi0sblr 10.0000.000
337 TheLoneGunmen 10.0000.000
338 not a bot 10.0000.000
339 閔氏宗親會 10.0000.000
340 ILoveYouBaby 10.0000.000
341 0v0 10.0000.000
342 s0lo 10.0000.000
343 lol 10.0000.000
344 0x04 10.0000.000
345 jinx 10.0000.000
346 Arahan 10.0000.000
347 abc 10.0000.000
348 Si_Ra 10.0000.000
349 beafn28 10.0000.000
350 H4CK_077 10.0000.000
351 Azure Assassin Alliance 10.0000.000
352 the w4tchd0gs 10.0000.000
353 DR34D5 10.0000.000
354 otcysquad 10.0000.000
355 r4v3n 10.0000.000
356 D₅4lC0r3 10.0000.000
357 NullPointerException 10.0000.000
358 Artemis Leaking Mafia 10.0000.000
359 Sentinals 10.0000.000
360 299 10.0000.000
361 Te@/\/\ #unter 10.0000.000
362 gataudeh 10.0000.000
363 myself 10.0000.000
364 511212511121 10.0000.000
365 SGVC7 10.0000.000
366 squirelltrynagetanut 10.0000.000
367 ctfrrteam 10.0000.000
368 ZigBee 10.0000.000
369 E1it3 Squ4D 10.0000.000
370 labu 10.0000.000
371 fu11b00t 10.0000.000
372 M4N_1N_BL4CK 10.0000.000
373 Kast 10.0000.000
374 Cyberknights 10.0000.000
375 Sticky Bits 10.0000.000
376 Nang 10.0000.000
377 maria 10.0000.000
378 h1r@n0_n1nj45 10.0000.000
379 SE4L 10.0000.000
380 dubidubiduba 10.0000.000
381 newbie12 10.0000.000
382 Maze Breakers 10.0000.000
383 mensaccha 10.0000.000
384 soala gogo 10.0000.000
385 tab 10.0000.000
386 pendejitos 10.0000.000
387 PersianCats 10.0000.000
388 MyHill 10.0000.000
389 toku4388 10.0000.000
390 play 10.0000.000
391 APT 10.0000.000
392 Learning Is Fun! 10.0000.000
393 AKM 10.0000.000
394 nazarix 10.0000.000
395 YeaHacked 10.0000.000
396 Team 0G 10.0000.000
397 Team Spiryt 10.0000.000
398 kuzu_kaykayi 10.0000.000
399 LuYishan 10.0000.000
400 N 10.0000.000
401 The_Hacktivists 10.0000.000
402 Penguin 10.0000.000
403 V1S1ON11 10.0000.000
404 deny_all_youtube 10.0000.000
405 rocket 10.0000.000
406 innovanta 10.0000.000
407 㧿notRoot 10.0000.000
408 CyberX-雨滴滴的下 10.0000.000
409 Wraithon 10.0000.000
410 Rooting 10.0000.000
411 CTRL+SHIFT+HACKERS 10.0000.000
412 Jongko_JoyoBoyo 10.0000.000
413 zjarabaa21 10.0000.000
414 zbti 10.0000.000
415 Port_Mafia 10.0000.000
416 Haxorlords 10.0000.000
417 N0tP3ty4 CTF 10.0000.000
418 Zotelings 10.0000.000
419 ngtuan.skhcnbn 10.0000.000
420 femboy paradise 10.0000.000
421 CtrlXploit 10.0000.000
422 virat kohli 10.0000.000
423 freeword 10.0000.000
424 Halal Bros 10.0000.000
425 divoks team 10.0000.000
426 fw 10.0000.000
427 Psycher 10.0000.000
428 padepokan siluman kadal 10.0000.000
429 Little Green Men 10.0000.000
430 RONNIE 10.0000.000
431 IgelsCTF 10.0000.000
432 hunt3r 10.0000.000
433 xapikec6023 10.0000.000
434 xapikec6021 10.0000.000
435 Semper Sometimes 10.0000.000
436 PemulaBang 10.0000.000
437 masih_pemula_puh 10.0000.000
438 le0s1mba 10.0000.000
439 ChillGuyz 10.0000.000
440 [email protected] 10.0000.000
441 Team 1 10.0000.000
442 Blackeyes 10.0000.000
443 1nY 10.0000.000
444 Bone.re 10.0000.000
445 SSS 10.0000.000
446 fauxkassarole 10.0000.000
447 sansaTeam 10.0000.000
448 Faker 10.0000.000
449 asdf 10.0000.000
450 dotrantr 10.0000.000
451 MrYellowOwl 10.0000.000
452 no_one 10.0000.000
453 CroCByte 10.0000.000
454 RiyalMadrid 10.0000.000
455 Tsuivan enjoyers 10.0000.000
456 t3s7 10.0000.000
457 UwU 10.0000.000
458 e3nz 10.0000.000
459 TeamName 10.0000.000
460 LLurge 10.0000.000
461 Wercilim 10.0000.000
462 Ahhhhhhimdying 10.0000.000
463 Byterrrs 10.0000.000
464 LUO 10.0000.000
465 :v 10.0000.000
466 BlackOps 10.0000.000
467 JurgoLika 10.0000.000
468 2399cdy 10.0000.000
469 kaloezhka 10.0000.000
470 Apex 10.0000.000
471 [email protected] 10.0000.000
472 ByteRaider 10.0000.000
473 borong 10.0000.000
kerszi1July 7, 2025, 1:56 p.m.

Cool CTF. See You next year (I hope).


whoisrushiJuly 7, 2025, 2:47 p.m.

Just played NO HACK NO CTF — really awesome challenges! Had a great time solving them, solid mix of fun and learning.


vpadivalJuly 7, 2025, 4:09 p.m.

It was amazing and cool


HackChenJuly 7, 2025, 4:35 p.m.

This CTF was very interesting, and I learned a lot. I definitely want to participate again next year.


Dr.kasbrJuly 7, 2025, 11:32 p.m.

I loved the variety of challenges and new ideas, the admins were very helpful and organized i hope we see more ctfs like this


loctfJuly 7, 2025, 11:43 p.m.

this is very fun and helpfull , hope more ctf like this


ddugsJuly 8, 2025, 5:57 a.m.

I really enjoyed the diverse range of challenges and fresh ideas — the admins were incredibly supportive and well-organized. Looking forward to more CTFs like this in the future!


baturaja1337July 8, 2025, 1:29 p.m.

nice ?


roxaszJuly 8, 2025, 1:29 p.m.

Cool ctf, Cool challenges, thanks i hope i can participate again next year


WhiteHawkJuly 8, 2025, 1:54 p.m.

Really loved the challenges of this CTF and it was really competitive for my team till the end but I appreciate the quick response of the management for every issue


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