Fri, 23 Jan. 2026, 19:00 UTC — Sun, 25 Jan. 2026, 19:00 UTC 

On-line

HackDayCTF event.

Format: Jeopardy Jeopardy

Official URL: https://register.hackday.fr/register/

Future weight: 0.00 

Rating weight: 0 

This event participation is restricted to academic teams only! No global rating points.

Event organizers 

BEWARE : The CTF starts at 19:00 UTC+1 - Paris time !
Don't forget to join the Discord : discord.gg/nNZv3QafTW
Registrations end at 12:00 UTC+1

The HackDay challenge is a French cybersecurity competition for graduate students.

Start of Registration : 2026-01-05 12:00:00 P.M. (Paris)
End of Registration : 2026-01-23 12:00:00 P.M. (Paris)

The 25 teams selected during the online qualification phase will be invited to compete during the grand final, which will take place on-site within the ESIEE Paris engineering school.

The categories are: Crypto, Forensic, Hardware, WEB, Stegano, Reverse and more !
The three winning teams will be rewarded with many prizes (500€ + sponsor goodies)

Scoreboard

185 teams total

PlaceTeamCTF pointsRating points
1 Caliphal Hounds 5567.0000.000
2 C0UGH1NGB4BY 5567.0000.000
3 DeadSec 5567.0000.000
4 Pleiades 5567.0000.000
5 UVT-CTF 5567.0000.000
6 DaVinciCode 5567.0000.000
7 FR13NDS TEAM 5567.0000.000
8 SimianSec 5567.0000.000
9 ExitMe 5567.0000.000
10 EM1X 5567.0000.000
11 ChiLL Chain 5567.0000.000
12 kuvee 5567.0000.000
13 Syst3m of a pwn 5567.0000.000
14 RMIT_VietNam 5567.0000.000
15 心臓を捧げよ 5567.0000.000
16 Bak kut teh 5567.0000.000
17 sanstup 5567.0000.000
18 Nightmare 5567.0000.000
19 Underr00ted 5567.0000.000
20 JordanSec 5417.0000.000
21 Slovak Cyber Team 5205.0000.000
22 Srdnlen 5205.0000.000
23 Banan 5205.0000.000
24 hackratic 5205.0000.000
25 MazuBot 5205.0000.000
26 Antimarkisme 5033.0000.000
27 Dacia Team 4891.0000.000
28 Ynov Cyber Crew 4882.0000.000
29 Wlidat amiraK 4805.0000.000
30 noreply 4674.0000.000
31 Les Bisous du Serv 4652.0000.000
32 Lv1x 4652.0000.000
33 IA2R Owner 4584.0000.000
34 mimicats 4515.0000.000
35 fsociety 4490.0000.000
36 Bitwalkers 4483.0000.000
37 superNOVA 4471.0000.000
38 UAC 4401.0000.000
39 Offensive Security Team - FPT Smart Cloud 4358.0000.000
40 W3sT-CTF3rS-1337 4348.0000.000
41 spYCTF 4299.0000.000
42 gr4pi_dakchi 4228.0000.000
43 0xECE - Light 4209.0000.000
44 CyberBumbu 4209.0000.000
45 LPNU 4165.0000.000
46 MNSFw4rri0ors 4139.0000.000
47 nip 4135.0000.000
48 [GCC] Monstro Boyz 4096.0000.000
49 Les Ingrats 4056.0000.000
50 AMSI Sorbonne 4008.0000.000
51 WannaTry 3956.0000.000
52 hackt1vate 3907.0000.000
53 Lapin Kremlin 3899.0000.000
54 Nauti 3792.0000.000
55 IRESDTU 3692.0000.000
56 0xECE - Dark 3620.0000.000
57 WhiteDukesDZ 3592.0000.000
58 [GCC] ziak'eurs crew 3590.0000.000
59 pelmeni 3562.0000.000
60 Hackin'TN 3507.0000.000
61 Securimag 3507.0000.000
62 qu35t10n0xd1ff1c1L 3405.0000.000
63 Chaos Engineers 3385.0000.000
64 the_united_gooners 3348.0000.000
65 SimianSec2 3308.0000.000
66 IUT Saint-Malo 3293.0000.000
67 Sudoers 3231.0000.000
68 0xb00b5 3205.0000.000
69 Solo Leveling 3205.0000.000
70 Escadron 3186.0000.000
71 0xECE - Prism 3177.0000.000
72 A.J Division 3107.0000.000
73 PHREAKS 2600 3105.0000.000
74 napmasters 3101.0000.000
75 HackingIndianOcean1 3101.0000.000
76 Aura Farming 3086.0000.000
78 freep0nx 3001.0000.000
79 Air & Thé LR 2993.0000.000
80 aktris 2977.0000.000
81 Black Cypher 2893.0000.000
82 2TheMoon 2893.0000.000
83 Cyberleak 2836.0000.000
84 Jeing Rozob 2831.0000.000
85 Error404 2831.0000.000
86 windows 2818.0000.000
87 InitCredGang 2801.0000.000
88 Bachelor 2801.0000.000
89 IKOM-Madagascar 2801.0000.000
90 HackUTT 2793.0000.000
91 Ly0k0 Supr3m4cy 2793.0000.000
92 APTWatch 2777.0000.000
93 D3C0dErZ 2701.0000.000
94 0xECE - Shadow 2701.0000.000
95 RT_Cybeurre 2701.0000.000
96 Oteriobz 2601.0000.000
97 DVChill 2501.0000.000
98 x86 2451.0000.000
99 0xDR00T - ESME Paris 2410.0000.000
100 OteriHack2 2401.0000.000
101 MamkinPentester404 2401.0000.000
102 Poseiden 2301.0000.000
103 indexOutOfRange 2301.0000.000
104 Ganesh 2293.0000.000
105 BITSkrieg 2286.0000.000
106 G.R.3.P.|.I.N.S 2281.0000.000
107 HackingIndianOcean2 2177.0000.000
108 418WAT 2162.0000.000
109 Casual Flaggerz 2148.0000.000
110 Unikan 2105.0000.000
111 DVChili 2101.0000.000
112 Los apestosos 2101.0000.000
113 Thryve 2001.0000.000
114 6niffers 2001.0000.000
115 42CTF 1977.0000.000
116 Awtysm Bois 1901.0000.000
117 CSUCuytuilleLinguini 1901.0000.000
118 PimpMyFlag 1877.0000.000
119 ‘-alert() 1801.0000.000
120 Zero Day 1786.0000.000
121 JtePiqueTonFlag 1726.0000.000
122 CSI - copium 1701.0000.000
123 IMT_Pwn3rs 1701.0000.000
124 CryptoLoubards 1701.0000.000
125 /dev/nullos 1631.0000.000
126 PipeMore 1626.0000.000
127 KGent 1601.0000.000
128 bluesociety 1601.0000.000
129 LULZSOCIETY 1601.0000.000
130 Zer0Latency 1513.0000.000
131 MeowTeam 1505.0000.000
132 Chaotic Salamander 1501.0000.000
133 NoMoreCTF 1501.0000.000
134 GLaMeute 1501.0000.000
135 vaporisateur2pdf 1477.0000.000
136 lapsus$ 1401.0000.000
137 Semi-Croustillants 1301.0000.000
138 _--W1TCH3S--__ 1301.0000.000
139 Rootiflette 1301.0000.000
140 cyberkuzetter 1239.0000.000
141 HCS 1201.0000.000
142 Null Script Infiltrators 1201.0000.000
143 goonsquad 1201.0000.000
144 DDAngels 1201.0000.000
145 Les Terminaux 1201.0000.000
146 0nlyH4ck5 1193.0000.000
147 Guardia.Exploit 1001.0000.000
148 k9sec 1001.0000.000
149 XxDarkUVSQxX 1001.0000.000
150 APT42 1001.0000.000
151 6sco 901.0000.000
152 Cy cergy LP1 901.0000.000
153 ak maw flag 801.0000.000
154 babypwn 801.0000.000
155 $1MB4_PWNR$ 801.0000.000
156 Kernel Panic 801.0000.000
157 Sudodev 801.0000.000
158 team name 701.0000.000
159 ZeroTrace 701.0000.000
160 Corgis Supremacy 701.0000.000
161 LastMinuteGuys 701.0000.000
162 IAE_Winners 701.0000.000
163 LCSP 701.0000.000
164 Surcouf 601.0000.000
165 OopSec 601.0000.000
166 HackMalo-main 601.0000.000
167 Team 112 601.0000.000
168 Li bghiti 501.0000.000
169 Cat100Cat 501.0000.000
170 zeroday 501.0000.000
171 Kernel Panic System 501.0000.000
172 Phr34k$ 501.0000.000
173 anon team 491.0000.000
174 Token 401.0000.000
175 Ikea_chair 401.0000.000
176 hedgehog 401.0000.000
177 RmBin 401.0000.000
178 GITK 401.0000.000
179 mementomori 301.0000.000
180 Di4mond_D0gs 301.0000.000
181 Naibed 301.0000.000
182 Equipe 42 301.0000.000
183 ambitious 301.0000.000
184 azociesty 201.0000.000
185 Genesis1337 201.0000.000
186 Ciel 100.0000.000
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