CTFtime.org

CTF Events

NameDateFormatLocationWeightNotes
ASIS CTF Finals 202627 Dec., 14:00 UTC — 28 Dec. 2026, 14:00 UTCJeopardy On-line 99.38
Platypwn 202614 Nov., 09:00 UTC — 15 Nov. 2026, 21:00 UTCJeopardy On-line 37.004 teams will participate
Pointer Overflow CTF - 202627 Sept., 14:00 UTC — 06 Dec. 2026, 14:00 UTCJeopardy On-line 04 teams will participate
NNS CTF 202604 Sept., 16:00 UTC — 06 Sept. 2026, 16:00 UTCJeopardy On-line 25.003 teams will participate
ASIS CTF Quals 202629 Aug., 14:00 UTC — 30 Aug. 2026, 14:00 UTCJeopardy On-line 90.5319 teams will participate
BrunnerCTF 202621 Aug., 12:00 UTC — 23 Aug. 2026, 12:00 UTCJeopardy On-line 24.667 teams will participate
scriptCTF 202608 Aug., 00:00 UTC — 10 Aug. 2026, 00:00 UTCJeopardy On-line 24.706 teams will participate
OmniCTF 2026 Quals17 July, 15:00 UTC — 19 July 2026, 15:00 UTCJeopardy On-line 0.001 teams will participate
L3akCTF 202610 July, 18:00 UTC — 12 July 2026, 18:00 UTCJeopardy On-line 34.4712 teams will participate
Crypto CTF 202613 June, 14:00 UTC — 14 June 2026, 14:00 UTCJeopardy On-line 91.009 teams will participate
SSMCTF 2026 Qualifiers07 June, 10:00 UTC — 08 June 2026, 10:00 UTCJeopardy On-line 0.0019 teams will participate
GPN CTF 202605 June, 10:00 UTC — 06 June 2026, 22:00 UTCJeopardy On-line 69.006 teams will participate
SAS CTF 2026 Quals23 May, 12:00 UTC — 24 May 2026, 12:00 UTCJeopardy On-line 31.004 teams will participate
PHONIX VIPER NOVA CTF#208 May, 10:00 UTC — 10 May 2026, 17:00 UTCJeopardy Romania, Bucharest 0.004 teams will participate
UMDCTF 202624 April, 22:00 UTC — 26 April 2026, 22:00 UTCJeopardy On-line 85.489 teams will participate
BlueHens CTF 202517 April, 17:00 UTC — 19 April 2026, 05:00 UTCJeopardy On-line 44.7713 teams will participate
CPCTF 202617 April, 11:00 UTC — 19 April 2026, 11:00 UTCJeopardy On-line 0Individual
Midnight Sun CTF 2026 Quals11 April, 10:00 UTC — 12 April 2026, 10:00 UTCJeopardy On-line 48.1747 teams will participate
UMassCTF 202610 April, 22:00 UTC — 12 April 2026, 22:00 UTCJeopardy On-line 65.9528 teams will participate
Dreamhack Invitational 202607 April, 00:00 UTC — 07 April 2026, 15:00 UTCJeopardy COEX, Seoul, South Korea 0Individual
SillyCTF 204 April, 12:00 UTC — 05 April 2026, 04:00 UTCJeopardy On-line 25.006 teams will participate
GLOBAL CYBER GAMES: Women's Attack and Defense Edition @Wicked629 March, 12:00 UTC — 29 March 2026, 21:00 UTCAttack-Defense On-line 0.003 teams will participate
VolgaCTF 2026 Qualifier28 March, 13:00 UTC — 29 March 2026, 13:00 UTCJeopardy On-line 38.6714 teams will participate
Flag Wars28 March, 09:00 UTC — 28 March 2026, 19:00 UTCJeopardy Godesberger Allee 125, Bonn - Germany 03 teams will participate
HackDay 2026 - Finals27 March, 18:00 UTC — 28 March 2026, 18:00 UTCJeopardy On-line 0Academic teams only5 teams will participate
KalmarCTF 202627 March, 17:00 UTC — 29 March 2026, 17:00 UTCJeopardy On-line 49.9715 teams will participate
Undutmaning 202621 March, 11:00 UTC — 21 March 2026, 19:00 UTCJeopardy On-line 33.0035 teams will participate
ZeroDays CTF 202621 March, 10:00 UTC — 21 March 2026, 17:00 UTCJeopardy Dublin, Ireland 04 teams will participate
TAMUctf 202620 March, 22:00 UTC — 22 March 2026, 22:00 UTCJeopardy On-line 76.2211 teams will participate
Curiosity CTF 202620 March, 19:00 UTC — 22 March 2026, 19:00 UTCJeopardy On-line 0.002 teams will participate
tkbctf514 March, 05:00 UTC — 15 March 2026, 05:00 UTCJeopardy On-line 0.003 teams will participate
WolvCTF 202613 March, 23:00 UTC — 15 March 2026, 23:00 UTCJeopardy On-line 65.3520 teams will participate
Midnight Flag CTF - EXECUTION13 March, 20:00 UTC — 15 March 2026, 20:00 UTCJeopardy On-line 24.5011 teams will participate
DiceCTF 2026 Quals07 March, 17:00 UTC — 08 March 2026, 17:00 UTCJeopardy On-line 0.007 teams will participate
@Hack 202607 March, 14:00 UTC — 08 March 2026, 19:00 UTCJeopardy Montreal, Canada 0Academic teams only11 teams will participate
CodeVinci CTF 202607 March, 14:00 UTC — 07 March 2026, 19:00 UTCJeopardy On-line 18.5712 teams will participate
upCTF 202607 March, 09:00 UTC — 09 March 2026, 09:00 UTCJeopardy On-line 0.005 teams will participate
CSCG 202601 March, 17:00 UTC — 01 May 2026, 16:00 UTCJeopardy On-line 0Individual
Srdnlen CTF 2026 Quals28 Feb., 18:00 UTC — 28 Feb. 2026, 18:00 UTCJeopardy On-line 34.7627 teams will participate
SECCON CTF 14 International Finals28 Feb., 01:00 UTC — 01 March 2026, 09:00 UTCJeopardy Tokyo, Japan 37.009 teams will participate
SECCON CTF 14 Domestic Finals28 Feb., 01:00 UTC — 01 March 2026, 09:00 UTCJeopardy Tokyo, Japan 37.001 teams will participate
EHAX CTF 202627 Feb., 18:30 UTC — 01 March 2026, 06:30 UTCJeopardy On-line 22.676 teams will participate
UniVsThreats 26 Quals CTF27 Feb., 08:00 UTC — 28 Feb. 2026, 08:00 UTCJeopardy On-line 18.3517 teams will participate
BearcatCTF 2026 - Setting Sail21 Feb., 17:00 UTC — 22 Feb. 2026, 17:00 UTCJeopardy On-line 23.8929 teams will participate
EPIHACK CTF: L'arène numérique21 Feb., 09:00 UTC — 21 Feb. 2026, 17:00 UTCJeopardy Benin, Cotonou 0Individual
Escathon CTF 2026 Finals21 Feb., 04:30 UTC — 21 Feb. 2026, 14:30 UTCAttack-Defense India, Kochi 0.00
THJCC CTF 202621 Feb., 00:00 UTC — 22 Feb. 2026, 13:00 UTCJeopardy On-line 0.0014 teams will participate
Batman's Kitchen CTF 202620 Feb., 18:30 UTC — 22 Feb. 2026, 18:30 UTCJeopardy On-line 0.0056 teams will participate
BITSCTF 202620 Feb., 05:30 UTC — 22 Feb. 2026, 05:30 UTCJeopardy On-line 25.549 teams will participate
RamadanCTF 202618 Feb., 00:00 UTC — 17 March 2026, 00:00 UTCJeopardy On-line 014 teams will participate
TaipanByte’s Chart CTF14 Feb., 10:00 UTC — 15 Feb. 2026, 10:00 UTCJeopardy On-line 0*missing the scoreboard
Breach Point CTF - Siege Of Troy(Online Round)14 Feb., 07:30 UTC — 15 Feb. 2026, 07:30 UTCJeopardy On-line 0missing the scoreboard
Crackmes.one Reverse Engineering CTF 202614 Feb., 00:00 UTC — 21 Feb. 2026, 00:00 UTCJeopardy On-line 0Individual
0xFUN CTF 202612 Feb., 18:00 UTC — 14 Feb. 2026, 18:00 UTCJeopardy On-line 0*missing the scoreboard
EncipherX CTF 4.007 Feb., 11:00 UTC — 08 Feb. 2026, 11:00 UTCJeopardy On-line 0*missing the scoreboard
DUCKERZ CTF 202607 Feb., 09:00 UTC — 08 Feb. 2026, 09:00 UTCJeopardy On-line 0*
Nullcon Goa HackIM 2026 CTF07 Feb., 08:30 UTC — 08 Feb. 2026, 08:30 UTCJeopardy On-line 24.72
LA CTF 202607 Feb., 02:00 UTC — 09 Feb. 2026, 02:00 UTCJeopardy On-line 53.58*
Pragyan CTF 202606 Feb., 13:00 UTC — 08 Feb. 2026, 13:00 UTCJeopardy On-line 0*
BITSCTF 2026 [Postponed]06 Feb., 05:30 UTC — 08 Feb. 2026, 05:30 UTCJeopardy On-line 25.54missing the scoreboard
PascalCTF 202631 Jan., 08:00 UTC — 01 Feb. 2026, 08:00 UTCJeopardy On-line 23.81
Eschaton CTF 2026 Quals31 Jan., 04:30 UTC — 01 Feb. 2026, 04:30 UTCJeopardy On-line 23.68
RCS CTF 2630 Jan., 19:00 UTC — 31 Jan. 2026, 14:00 UTCJeopardy Lovely Professional University, Jalandhar 0.00missing the scoreboard
ATC Winter Vibes Community CTF 2.030 Jan., 14:00 UTC — 31 Jan. 2026, 14:00 UTCJeopardy On-line 0.00missing the scoreboard
Jeanne d'Hack CTF 2026 | 3ème Édition30 Jan., 09:00 UTC — 30 Jan. 2026, 18:00 UTCJeopardy France, Rouen 0.00
ASCF CTF30 Jan., 09:00 UTC — 31 Jan. 2026, 09:00 UTCJeopardy On-line 0Individual
Hack for a Change 2026 January: UN SDG 1530 Jan., 00:00 UTC — 02 Feb. 2026, 23:59 UTCJeopardy On-line 12.54
CyberQuest 2628 Jan., 03:30 UTC — 28 Jan. 2026, 11:00 UTCJeopardy Dr. N.G.P. Institute Of Technology, Kalapatti Road, Coimbatore, Tamil Nadu, India - 641048 0.00
Fluid Attacks' CTF 2026-124 Jan., 13:00 UTC — 25 Jan. 2026, 13:00 UTCJeopardy On-line 0Individual
VSL CTF 202624 Jan., 08:00 UTC — 25 Jan. 2026, 08:00 UTCJeopardy On-line 23.62
LilacCTF 202624 Jan., 01:00 UTC — 26 Jan. 2026, 01:00 UTCJeopardy On-line 25.00
Dreamhack Invitational Quals 202624 Jan., 00:00 UTC — 25 Jan. 2026, 00:00 UTCJeopardy On-line 0Individual
Säkerhets-SM Quals 202623 Jan., 19:00 UTC — 25 Jan. 2026, 19:00 UTCJeopardy On-line 0School teams onlymissing the scoreboard
HackDay 2026 - Qualifications23 Jan., 19:00 UTC — 25 Jan. 2026, 19:00 UTCJeopardy On-line 0Academic teams only
0xL4ugh CTF v523 Jan., 13:00 UTC — 25 Jan. 2026, 13:00 UTCJeopardy On-line 28.96
MetaCTF January 2026 Flash CTF22 Jan., 22:00 UTC — 23 Jan. 2026, 01:00 UTCJeopardy On-line 0Individual
KnightCTF 202620 Jan., 15:00 UTC — 21 Jan. 2026, 15:00 UTCJeopardy On-line 22.21
SWIMMER OSINT CTF17 Jan., 03:10 UTC — 17 Jan. 2026, 15:10 UTCJeopardy On-line 0.00
CyberCup Indian Ocean16 Jan., 16:00 UTC — 18 Jan. 2026, 16:00 UTCJeopardy On-line 0Individual
2026 Embedded Capture the Flag14 Jan., 12:00 UTC — 15 April 2026, 12:00 UTCAttack-Defense On-line 0*missing the scoreboard
New Year CTF 202610 Jan., 09:00 UTC — 12 Jan. 2026, 09:00 UTCJeopardy On-line 23.42
SCPCTF10 Jan., 03:30 UTC — 12 Jan. 2026, 03:30 UTCJeopardy On-line 0Individual
UofTCTF 202610 Jan., 00:00 UTC — 12 Jan. 2026, 00:00 UTCJeopardy On-line 33.49
Scarlet CTF 202609 Jan., 00:00 UTC — 12 Jan. 2026, 00:00 UTCJeopardy On-line 22.88