CTFtime.org

CTF Events

NameDateFormatLocationWeightNotes
BlackHat MEA CTF Final 202502 Dec., 08:00 UTC — 04 Dec. 2025, 15:00 UTCJeopardy Riyadh 22.50Prequalified teams onlymissing the scoreboard
WP CTF 202529 Nov., 08:00 UTC — 29 Nov. 2025, 16:00 UTCJeopardy NOI Techark, Bolzano, Italy 0.00
2025 Qiangwang Challenge on Cyber Mimic Defense Finals26 Nov., 04:00 UTC — 29 Nov. 2025, 04:00 UTCJeopardy Nanjing, China 25.00
CyberSci Regional Qualifiers 2025-2622 Nov., 15:00 UTC — 22 Nov. 2025, 22:00 UTCJeopardy Onsite at 6 locations in Canada 25.00
Hardwear.io NL 2025 Hardware CTF20 Nov., 09:00 UTC — 21 Nov. 2025, 12:50 UTCJeopardy NL, Amsterdam 0.00
snakeCTF 2025 Finals20 Nov., 08:00 UTC — 23 Nov. 2025, 13:00 UTCJeopardy Lignano Sabbiadoro, Udine, Italy 21.00
TU Delft CTF 202515 Nov., 08:00 UTC — 15 Nov. 2025, 16:00 UTCJeopardy The Netherlands, Delft 0.00
POC CTF Final 202513 Nov., 23:00 UTC — 14 Nov. 2025, 06:00 UTCJeopardy Four Seasons Hotel in Seoul, Korea 0Individual
Cryovault Finals09 Nov., 08:00 UTC — 09 Nov. 2025, 17:00 UTCJeopardy India, Bengaluru, PES University RR campus 0.00missing the scoreboard
Equinor CTF 202508 Nov., 09:00 UTC — 08 Nov. 2025, 19:00 UTCJeopardy Norway, Oslo 37.00
CTF@AC - Finals07 Nov., 15:00 UTC — 09 Nov. 2025, 09:00 UTCJeopardy Polytechnic University of Timisoara 25.00
CSAW CTF Final Round 202506 Nov., 17:00 UTC — 08 Nov. 2025, 05:00 UTCJeopardy United States, New York, New York 25.00
Ctrl+Space CTF Finals04 Nov., 09:00 UTC — 06 Nov. 2025, 11:00 UTCJeopardy ESTEC, Netherlands 25.00Prequalified teams only
PH03N1X V1P3R N0V4 CTF29 Oct., 10:00 UTC — 31 Oct. 2025, 17:00 UTCJeopardy Timisoara, România 0.00missing the scoreboard
Iran Tech Olympics Hardware Security 202529 Oct., 06:30 UTC — 29 Oct. 2025, 18:30 UTCJeopardy Tehran, Iran 25.00
CipherHunt 2.028 Oct., 09:30 UTC — 29 Oct. 2025, 14:30 UTCJeopardy Chandigarh, India 0.00
Iran Tech Olympics Speed-Run CTF 202528 Oct., 06:30 UTC — 28 Oct. 2025, 06:30 UTCJeopardy Tehran, Iran 0Individual
Iran Tech Olympics Attack-Defense 202527 Oct., 06:30 UTC — 27 Oct. 2025, 18:30 UTCAttack-Defense Tehran, Iran 25.00
AltayCTF 202526 Oct., 10:00 UTC — 26 Oct. 2025, 19:00 UTCAttack-Defense Barnaul 25.00
SAS CTF 2025 Finals26 Oct., 03:00 UTC — 26 Oct. 2025, 14:00 UTCAttack-Defense Khao Lak, Thailand 25.00
OmniCTF - 2025 - Individuals18 Oct., 07:00 UTC — 18 Oct. 2025, 13:00 UTCJeopardy Romania, Constanța 0Individual
HITCON Cyber Range 2025 Final17 Oct., 01:00 UTC — 17 Oct. 2025, 10:00 UTCJeopardy Taipei, Taiwan 0.00missing the scoreboard
Hackfest CTF 202516 Oct., 19:30 UTC — 17 Oct. 2025, 19:30 UTCJeopardy Québec, QC, Canada 0.00
Srdnlen CTF 2025 Finals (Sardinia Cyber Camp)25 Sept., 10:00 UTC — 25 Sept. 2025, 22:00 UTCJeopardy Italy, Cagliari 25.00
ATLA Opening Date CTF20 Sept., 05:00 UTC — 20 Sept. 2025, 13:00 UTCJeopardy Kyrgyzstan, Bishkek 0Individual
VolgaCTF 2025 Final18 Sept., 06:00 UTC — 18 Sept. 2025, 15:00 UTCAttack-Defense Russia. Samara 12.40
CyberKumbez 202517 Sept., 10:00 UTC — 19 Sept. 2025, 16:00 UTCAttack-Defense Astana, Kazakhstan 0.00missing the scoreboard
MaltaCTF 2025 Finals13 Sept., 10:00 UTC — 14 Sept. 2025, 10:00 UTCJeopardy Valletta, Malta 0.00
PECAN+ CTF 202524 Aug., 01:00 UTC — 24 Aug. 2025, 05:00 UTCJeopardy Australia 0.00
Sawah Cyber Security CTF 202523 Aug., 05:00 UTC — 23 Aug. 2025, 09:00 UTCJeopardy Indonesia, Bali 0Individual
DEF CON CTF 202508 Aug., 16:00 UTC — 10 Aug. 2025, 19:00 UTCAttack-Defense United States, Las Vegas 100.00Prequalified teams only
PH03N1X V1P3R N0V4 CTF02 Aug., 07:56 UTC — 02 Aug. 2025, 07:56 UTCJeopardy Timisoara, Romania 0.00missing the scoreboard
Shakti CTF 202525 July, 12:30 UTC — 26 July 2025, 12:30 UTCJeopardy34.10
DHM 202518 June, 08:00 UTC — 19 June 2025, 17:00 UTCJeopardy Germany, Heilbronn 25.00
Hack'In 0x0414 June, 15:00 UTC — 15 June 2025, 06:00 UTCJeopardy 2 Rue de la Fourane 13090 Aix-en-Provence, France 0.00missing the scoreboard
CyberSci Nationals 202514 June, 13:00 UTC — 15 June 2025, 23:00 UTCJeopardy Ottawa, Canada 0Academic teams only
Midnight Sun CTF 2025 Finals14 June, 10:00 UTC — 15 June 2025, 10:00 UTCJeopardy Sweden, Stockholm 100.00
AMSI CTF 202513 June, 20:00 UTC — 14 June 2025, 18:00 UTCJeopardy Paris 0.00
Goldrush Gauntlet 202507 June, 13:00 UTC — 08 June 2025, 21:00 UTCJeopardy United States, Dahloenga 0.00
MindBreak 2025 by ESGI06 June, 21:00 UTC — 07 June 2025, 06:00 UTCJeopardy Paris, France 0.00
Hardwear.io USA 2025 Hardware CTF30 May, 17:00 UTC — 31 May 2025, 20:00 UTCJeopardy US, Santa Clara 0.00
GIT X IITB Trust Lab CTF28 May, 07:23 UTC — 28 May 2025, 07:23 UTCJeopardy KLS GIT, Belagavi, Karnataka, India 0.00
HACK'OSINT CTF - 202523 May, 19:00 UTC — 25 May 2025, 19:00 UTCJeopardy France 0.00missing the scoreboard
WhiteHats TrojanCTF 202517 May, 09:00 UTC — 17 May 2025, 21:00 UTCJeopardy Netherlands, Eindhoven 0.00missing the scoreboard
LakeCTF Finals 24-2509 May, 08:00 UTC — 09 May 2025, 16:00 UTCJeopardy EPFL Lausanne 36.00
RPCA CTF 202502 May, 17:00 UTC — 05 May 2025, 17:00 UTCJeopardy Royal Police Cadet Academy, Thailand 36.00
Nexzero.Ftc01 May, 20:00 UTC — 03 May 2025, 19:44 UTCJeopardy Algeria 0.00missing the scoreboard
ICCSDFAI29 April, 11:00 UTC — 30 April 2025, 17:00 UTCJeopardy Astana, Kazakhstan 0.00
PwnMe CTF Finals 202512 April, 10:00 UTC — 12 April 2025, 20:00 UTCJeopardy Montigny-le-bretonneux 0.00
Challenge the Cyber - Security Samurais12 April, 09:00 UTC — 12 April 2025, 15:00 UTCJeopardy Amsterdam 0.00missing the scoreboard
Midnight Flag CTF - INSURRECTION12 April, 08:00 UTC — 13 April 2025, 16:00 UTCJeopardy24.50
Dreamhack Invitational 202508 April, 00:00 UTC — 08 April 2025, 21:00 UTCJeopardy COEX, Seoul, South Korea 0Individual
CodeVinci Beginner CTF 202529 March, 13:00 UTC — 29 March 2025, 13:00 UTCJeopardy18.57
PolyPwnCTF 202529 March, 10:00 UTC — 30 March 2025, 20:00 UTCJeopardy Canada, Montréal 0.00missing the scoreboard
LBC2 202529 March, 09:00 UTC — 29 March 2025, 15:00 UTCJeopardy Towson, USA 0.00missing the scoreboard
HackDay 2025 - Finals28 March, 18:00 UTC — 29 March 2025, 18:00 UTCJeopardy ESIEE Paris, Noisy-le-Grand, FRANCE 0.00
StealthCup28 March, 07:00 UTC — 28 March 2025, 15:00 UTCHack quest Vienna, Austria / Hybrid (Online) 0Individual
SibirCTF 202528 March, 03:15 UTC — 29 March 2025, 12:15 UTCAttack-Defense Russia, Tomsk 25.00
ZeroDays CTF 202522 March, 09:30 UTC — 22 March 2025, 17:00 UTCJeopardy Dublin, Ireland 25.00
m0leCon CTF 202520 March, 16:00 UTC — 21 March 2025, 16:00 UTCJeopardy Italy, Torino 75.00
@Hack 202515 March, 11:00 UTC — 16 March 2025, 11:00 UTCJeopardy Canada, Montreal 0.00
Insomni'hack 202514 March, 17:00 UTC — 15 March 2025, 04:00 UTCJeopardy SwissTech Convention Center / Lausanne / Switzerland 24.14
LiU CTF 202508 March, 17:15 UTC — 08 March 2025, 22:45 UTCJeopardy Sweden, Linköping 0.00missing the scoreboard
SECCON CTF 13 International Finals01 March, 01:00 UTC — 02 March 2025, 11:00 UTCJeopardy Tokyo, Japan 25.00
SECCON CTF 13 Domestic Finals01 March, 01:00 UTC — 02 March 2025, 11:00 UTCJeopardy Tokyo, Japan 25.00
SAIBORG | Elite Hacking Competition | Edition #2 | 21/Feb/202521 Feb., 14:30 UTC — 21 Feb. 2025, 21:00 UTCHack quest Italy, Rome 0.00
TheDeccanCTF08 Feb., 09:30 UTC — 09 Feb. 2025, 05:30 UTCJeopardy India, Hyderabad 0.00
HKCERT CTF 2024 (Final Round)20 Jan., 01:30 UTC — 21 Jan. 2025, 04:30 UTCAttack-Defense Hong Kong 0.00