| Name | Date | Format | Location | Weight | Notes |
|---|
| ASIS CTF Finals 2026 | 27 Dec., 14:00 UTC — 28 Dec. 2026, 14:00 UTC | Jeopardy |
On-line
| 99.38 | | |
| SwampCTF 2026 | 20 Nov., 21:00 UTC — 22 Nov. 2026, 21:00 UTC | Jeopardy |
On-line
| 0.00 | | 3 teams will participate
|
| Platypwn 2026 | 14 Nov., 09:00 UTC — 15 Nov. 2026, 21:00 UTC | Jeopardy |
On-line
| 37.00 | | 10 teams will participate
|
| WolvCTF 2026 | 13 Nov., 23:00 UTC — 15 Nov. 2026, 23:00 UTC | Jeopardy |
On-line
| 0.00 | | 44 teams will participate
|
| Hack.lu CTF 2026 | 23 Oct., 18:00 UTC — 25 Oct. 2026, 18:00 UTC | Jeopardy |
On-line
| 94.74 | | 7 teams will participate
|
| Pointer Overflow CTF - 2026 | 27 Sept., 14:00 UTC — 06 Dec. 2026, 14:00 UTC | Jeopardy |
On-line
| 0 | | 7 teams will participate
|
| K17 CTF 2026 | 11 Sept., 10:00 UTC — 13 Sept. 2026, 10:00 UTC | Jeopardy |
On-line
| 24.83 | | 3 teams will participate
|
| NNS CTF 2026 | 04 Sept., 16:00 UTC — 06 Sept. 2026, 16:00 UTC | Jeopardy |
On-line
| 25.00 | | 5 teams will participate
|
| ASIS CTF Quals 2026 | 29 Aug., 14:00 UTC — 30 Aug. 2026, 14:00 UTC | Jeopardy |
On-line
| 90.53 | | 42 teams will participate
|
| BrunnerCTF 2026 | 21 Aug., 12:00 UTC — 23 Aug. 2026, 12:00 UTC | Jeopardy |
On-line
| 24.66 | | 10 teams will participate
|
| gaslightCTF 2026 | 14 Aug., 12:00 UTC — 17 Aug. 2026, 12:00 UTC | Jeopardy |
On-line
| 0.00 | | 3 teams will participate
|
| scriptCTF 2026 | 08 Aug., 00:00 UTC — 10 Aug. 2026, 00:00 UTC | Jeopardy |
On-line
| 24.70 | | 12 teams will participate
|
| Universal CTF | 01 Aug., 07:00 UTC — 02 Aug. 2026, 15:00 UTC | Jeopardy |
On-line
| 0.00 | | 0 teams will participate
|
| D^3CTF 2026 | 25 July, 12:00 UTC — 26 July 2026, 12:00 UTC | Jeopardy |
On-line
| 69.22 | | 4 teams will participate
|
| UIUCTF 2026 | 25 July, 00:00 UTC — 27 July 2026, 00:00 UTC | Jeopardy |
On-line
| 69.35 | | 5 teams will participate
|
| DownUnderCTF 2026 | 17 July, 19:30 UTC — 19 July 2026, 19:30 UTC | Jeopardy |
On-line
| 94.99 | | 23 teams will participate
|
| OmniCTF 2026 Quals | 17 July, 15:00 UTC — 19 July 2026, 15:00 UTC | Jeopardy |
On-line
| 0.00 | | 3 teams will participate
|
| L3akCTF 2026 | 10 July, 18:00 UTC — 12 July 2026, 18:00 UTC | Jeopardy |
On-line
| 34.47 | | 18 teams will participate
|
| R3CTF 2026 | 04 July, 02:00 UTC — 06 July 2026, 02:00 UTC | Jeopardy |
On-line
| 35.95 | | 1 teams will participate
|
| No Hack No CTF 2026 | 04 July, 00:00 UTC — 06 July 2026, 00:00 UTC | Jeopardy |
On-line
| 23.47 | | 2 teams will participate
|
| Grey Cat The Flag 2026 Finals | 28 June, 02:00 UTC — 29 June 2026, 02:00 UTC | Jeopardy |
Singapore
| 0.00 | | 1 teams will participate
|
| SekaiCTF 2026 | 27 June, 08:00 UTC — 29 June 2026, 08:00 UTC | Jeopardy |
On-line
| 79.25 | | 11 teams will participate
|
| Google Capture The Flag 2026 | 19 June, 18:00 UTC — 21 June 2026, 18:00 UTC | Jeopardy |
On-line
| 88.82 | | 30 teams will participate
|
| Crypto CTF 2026 | 13 June, 14:00 UTC — 14 June 2026, 14:00 UTC | Jeopardy |
On-line
| 91.00 | | 26 teams will participate
|
| CyberSci Nationals 2025-2026 | 13 June, 13:00 UTC — 14 June 2026, 23:00 UTC | Jeopardy |
Ottawa, Canada
| 0.00 | | 2 teams will participate
|
| SSMCTF 2026 Qualifiers | 07 June, 10:00 UTC — 08 June 2026, 10:00 UTC | Jeopardy |
On-line
| 0.00 | | 24 teams will participate
|
| SAS CTF 2026 Quals | 06 June, 12:00 UTC — 07 June 2026, 12:00 UTC | Jeopardy |
On-line
| 31.00 | | 17 teams will participate
|
| GPN CTF 2026 | 05 June, 10:00 UTC — 06 June 2026, 22:00 UTC | Jeopardy |
On-line
| 69.00 | | 15 teams will participate
|
| Grey Cat The Flag 2026 Qualifiers | 31 May, 12:00 UTC — 01 June 2026, 12:00 UTC | Jeopardy |
On-line
| 47.50 | | 10 teams will participate
|
| Pwn2Play Open CTF | 30 May, 09:00 UTC — 30 May 2026, 18:00 UTC | Jeopardy |
On-line
| 0 | Casual | 0 teams will participate
|
| Hardwear.io USA 2026 Hardware CTF | 29 May, 17:00 UTC — 30 May 2026, 20:50 UTC | Jeopardy |
US, Santa Clara
| 0.00 | | 2 teams will participate
|
| SecLeaf Q2 CTF 2026 | 23 May, 14:00 UTC — 24 May 2026, 14:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| DEF CON CTF Qualifier 2026 | 22 May, 21:00 UTC — 24 May 2026, 21:00 UTC | Jeopardy |
On-line
| 63.22 | | 42 teams will participate
|
| TJCTF 2026 | 22 May, 16:00 UTC — 24 May 2026, 16:00 UTC | Jeopardy |
On-line
| 65.05 | | 7 teams will participate
|
| UralCUP 2026 | 17 May, 05:00 UTC — 17 May 2026, 13:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | 2 teams will participate
|
| DaVinciCTF 2026 | 16 May, 08:00 UTC — 16 May 2026, 17:00 UTC | Jeopardy |
On-line
| 32.59 | | 3 teams will participate
|
| From Dusk Till Dawn Quals | 09 May, 09:00 UTC — 10 May 2026, 09:00 UTC | Jeopardy |
On-line
| 0.00 | | 9 teams will participate
|
| DAMCTF 2026 | 09 May, 00:00 UTC — 11 May 2026, 00:00 UTC | Jeopardy |
On-line
| 33.42 | | 3 teams will participate
|
| Break The Syntax CTF 2026 | 08 May, 16:00 UTC — 10 May 2026, 12:00 UTC | Jeopardy |
On-line
| 56.25 | | 7 teams will participate
|
| PHONIX VIPER NOVA CTF#2 | 08 May, 10:00 UTC — 10 May 2026, 17:00 UTC | Jeopardy |
Romania, Bucharest
| 0.00 | | 9 teams will participate
|
| THCon 2K26 CTF | 07 May, 11:00 UTC — 08 May 2026, 11:00 UTC | Jeopardy |
On-line
| 34.67 | | 5 teams will participate
|
| THEM?!CTF 2026 | 01 May, 18:00 UTC — 03 May 2026, 18:00 UTC | Jeopardy |
On-line
| 0.00 | | 14 teams will participate
|
| KubSTU CTF | 01 May, 07:00 UTC — 02 May 2026, 19:00 UTC | Jeopardy |
On-line
| 0.00 | | 5 teams will participate
|
| MCTF 5.0 | 30 April, 19:00 UTC — 02 May 2026, 07:00 UTC | Jeopardy |
Algeria, Algiers
| 0.00 | | 2 teams will participate
|
| CTF@AC26 - Quals | 25 April, 07:00 UTC — 26 April 2026, 07:00 UTC | Jeopardy |
On-line
| 24.53 | | 10 teams will participate
|
| HACKTHEON SEJONG 2026 Qualifier | 25 April, 01:00 UTC — 25 April 2026, 08:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | 15 teams will participate
|
| UMDCTF 2026 | 24 April, 22:00 UTC — 26 April 2026, 22:00 UTC | Jeopardy |
On-line
| 85.48 | | 33 teams will participate
|
| TRX CTF 2026 | 24 April, 19:00 UTC — 26 April 2026, 19:00 UTC | Jeopardy |
On-line
| 24.16 | | 6 teams will participate
|
| CyberNSK-Finals | 19 April, 12:00 UTC — 26 April 2026, 12:00 UTC | Attack-Defense |
Russian, Novosibirsk, Novosibirsk State Technical University
| 0 | Casual | 2 teams will participate
|
| JerseyCTF VI | 18 April, 19:00 UTC — 19 April 2026, 19:00 UTC | Jeopardy |
On-line
| 37.00 | | 12 teams will participate
|
| Midnight Sun CTF 2026 Quals | 18 April, 10:00 UTC — 19 April 2026, 10:00 UTC | Jeopardy |
On-line
| 48.17 | | 156 teams will participate
|
| pingCTF 2026 | 18 April, 10:00 UTC — 19 April 2026, 10:00 UTC | Jeopardy |
On-line
| 46.20 | | 20 teams will participate
|
| b01lers CTF 2026 | 18 April, 00:00 UTC — 20 April 2026, 00:00 UTC | Jeopardy |
On-line
| 66.00 | | 21 teams will participate
|
| squ1rrel CTF 2026 | 17 April, 23:00 UTC — 19 April 2026, 06:00 UTC | Jeopardy |
On-line
| 32.47 | | 3 teams will participate
|
| BlueHens CTF 2026 | 17 April, 17:00 UTC — 19 April 2026, 05:00 UTC | Jeopardy |
On-line
| 44.77 | | 7 teams will participate
|
| CTF@CIT 2026 | 17 April, 16:00 UTC — 19 April 2026, 19:00 UTC | Jeopardy |
On-line
| 23.93 | | 22 teams will participate
|
| CPCTF 2026 | 17 April, 11:00 UTC — 19 April 2026, 11:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| Incognito 7.0 | 14 April, 00:00 UTC — 15 April 2026, 00:00 UTC | Jeopardy |
On-line
| 16.56 | | 20 teams will participate
|
| PUTCyberDays CTF 2026 | 11 April, 10:00 UTC — 12 April 2026, 10:00 UTC | Jeopardy |
On-line
| 0* | | missing the scoreboard |
| KAALCHAKRA CTF Finals | 11 April, 04:30 UTC — 11 April 2026, 11:30 UTC | Jeopardy |
National Forensic Sciences University, Goa Campus
| 0.00 | | missing the scoreboard |
| Cybersplash 2026 | 11 April, 02:00 UTC — 12 April 2026, 02:00 UTC | Jeopardy |
On-line
| 0.00 | | missing the scoreboard |
| UMassCTF 2026 | 10 April, 22:00 UTC — 12 April 2026, 22:00 UTC | Jeopardy |
On-line
| 65.95* | | missing the scoreboard |
| DawgCTF 2026 | 10 April, 16:00 UTC — 12 April 2026, 16:00 UTC | Jeopardy |
On-line
| 66.64* | | missing the scoreboard |
| Pàlcam Cybergames 2026 | 10 April, 10:00 UTC — 11 April 2026, 23:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | missing the scoreboard |
| Dreamhack Invitational 2026 | 07 April, 00:00 UTC — 07 April 2026, 15:00 UTC | Jeopardy |
COEX, Seoul, South Korea
| 0 | | Individual |
| Triada CTF '26 | 06 April, 04:30 UTC — 07 April 2026, 04:30 UTC | Jeopardy |
Yenepoya (Deemed to be University), Bangalore Campus
| 0 | Academic teams only | |
| SillyCTF 2 | 04 April, 12:00 UTC — 05 April 2026, 04:00 UTC | Jeopardy |
On-line
| 25.00* | | missing the scoreboard |
| CRACK-IN 2.0 | 04 April, 04:30 UTC — 04 April 2026, 10:30 UTC | Jeopardy |
On-line
| 0 | | Individual |
| THE UNI6CTF 1.0 | 04 April, 03:30 UTC — 04 April 2026, 09:30 UTC | Jeopardy |
On-line
| 23.00 | | |
| NCTF 2026 | 04 April, 01:00 UTC — 05 April 2026, 13:00 UTC | Jeopardy |
On-line
| 0* | | |
| CITEFLAG QUALS 2026 | 03 April, 22:00 UTC — 04 April 2026, 22:00 UTC | Jeopardy |
On-line
| 0* | | |
| RITSEC CTF 2026 | 03 April, 21:00 UTC — 05 April 2026, 21:00 UTC | Jeopardy |
On-line
| 48.64* | | |
| Kashi CTF 2026 | 03 April, 12:00 UTC — 04 April 2026, 12:00 UTC | Jeopardy |
On-line
| 21.78 | | |
| VishwaCTF'2026 | 03 April, 09:30 UTC — 05 April 2026, 09:30 UTC | Jeopardy |
On-line
| 36.00* | | missing the scoreboard |
| gryphCTF | 02 April, 18:30 UTC — 03 April 2026, 00:30 UTC | Jeopardy |
University of Guelph – Reynolds Building (REYN 0002), Guelph, ON, Canada
| 0 | Casual | missing the scoreboard |
| Hack for a Change 2026 March: UN SDG 3 | 31 March, 00:00 UTC — 01 April 2026, 23:59 UTC | Jeopardy |
On-line
| 24.21 | | |
| GLOBAL CYBER GAMES: Women's Attack and Defense Edition @Wicked6 | 29 March, 12:00 UTC — 29 March 2026, 21:00 UTC | Attack-Defense |
On-line
| 0 | Casual | missing the scoreboard |
| CU school CTF 2026 | 29 March, 07:00 UTC — 29 March 2026, 15:00 UTC | Jeopardy |
On-line
| 0 | School teams only | |
| MythX: An Endgame Protocol CTF | 28 March, 16:30 UTC — 29 March 2026, 16:30 UTC | Jeopardy |
On-line
| 0 | Academic teams only | missing the scoreboard |
| VolgaCTF 2026 Qualifier | 28 March, 13:00 UTC — 29 March 2026, 13:00 UTC | Jeopardy |
On-line
| 38.67 | | |
| Flag Wars | 28 March, 09:00 UTC — 28 March 2026, 19:00 UTC | Jeopardy |
Godesberger Allee 125, Bonn - Germany
| 0 | | |
| KAALCHAKRA CTF Qualifiers | 28 March, 09:00 UTC — 29 March 2026, 09:00 UTC | Jeopardy |
On-line
| 0.00 | | |
| NovruzCTF 2026 | 28 March, 05:00 UTC — 29 March 2026, 05:00 UTC | Jeopardy |
On-line
| 0 | Casual | missing the scoreboard |
| Codegate CTF 2026 Preliminary | 28 March, 00:00 UTC — 28 March 2026, 15:00 UTC | Jeopardy |
On-line
| 62.00 | | |
| HackDay 2026 - Finals | 27 March, 18:00 UTC — 28 March 2026, 18:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | missing the scoreboard |
| KalmarCTF 2026 | 27 March, 17:00 UTC — 29 March 2026, 17:00 UTC | Jeopardy |
On-line
| 49.97 | | |
| TexSAW 2026 | 27 March, 12:00 UTC — 29 March 2026, 12:00 UTC | Jeopardy |
On-line
| 41.59 | | |
| Stranger's CTF - Techtrix '26 | 26 March, 07:30 UTC — 27 March 2026, 07:30 UTC | Jeopardy | | 0.00 | | |
| AITU CTF 2026 Quals | 23 March, 07:00 UTC — 23 March 2026, 19:00 UTC | Jeopardy |
On-line
| 24.59 | | |
| Redfox CTF 2026 | 21 March, 12:30 UTC — 22 March 2026, 12:30 UTC | Jeopardy |
On-line
| 0.00 | | missing the scoreboard |
| Undutmaning 2026 | 21 March, 11:00 UTC — 21 March 2026, 19:00 UTC | Jeopardy |
On-line
| 33.00 | | |
| ZeroDays CTF 2026 | 21 March, 10:00 UTC — 21 March 2026, 17:00 UTC | Jeopardy |
Dublin, Ireland
| 0 | | |
| PolyPwnCTF 2026 | 21 March, 10:00 UTC — 21 March 2026, 21:00 UTC | Jeopardy |
Polytechnique Montréal
| 0.00 | | |
| BSidesSF CTF 2026 | 20 March, 23:00 UTC — 22 March 2026, 23:00 UTC | Jeopardy |
On-line
| 25.00 | | |
| TAMUctf 2026 | 20 March, 22:00 UTC — 22 March 2026, 22:00 UTC | Jeopardy |
On-line
| 76.22 | | |
| Insomni'hack 2026 | 20 March, 17:00 UTC — 21 March 2026, 04:00 UTC | Jeopardy |
SwissTech Convention Center / Lausanne / Switzerland
| 24.14 | | |
| m0leCon CTF 2026 | 19 March, 16:00 UTC — 20 March 2026, 16:00 UTC | Jeopardy |
Italy, Torino
| 75.00 | | |
| CyberCup Indian Ocean 2026 – Team Edition | Step2 | 18 March, 05:00 UTC — 18 March 2026, 14:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | missing the scoreboard |
| Lag N Crash 6.0 | 16 March, 04:00 UTC — 17 March 2026, 10:00 UTC | Jeopardy |
On-line
| 25.00 | | |
| MIPT CTF Quals 2026 | 14 March, 09:00 UTC — 15 March 2026, 09:00 UTC | Jeopardy |
On-line
| 24.58 | | |
| Dark ctf | 14 March, 06:30 UTC — 15 March 2026, 06:30 UTC | Jeopardy |
On-line
| 0 | Casual | |
| tkbctf5 | 14 March, 05:00 UTC — 15 March 2026, 05:00 UTC | Jeopardy |
On-line
| 25.00 | | |
| SUCTF 2026 | 14 March, 01:00 UTC — 16 March 2026, 01:00 UTC | Jeopardy |
On-line
| 24.82 | | |
| Goldrush Gauntlet 2026 | 13 March, 22:00 UTC — 14 March 2026, 22:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| Midnight Flag CTF - EXECUTION | 13 March, 20:00 UTC — 15 March 2026, 20:00 UTC | Jeopardy |
On-line
| 24.50 | | |
| PsychCTF 2026 | 13 March, 18:30 UTC — 15 March 2026, 18:30 UTC | Jeopardy |
On-line
| 24.50 | | |
| RedShift.ZeroPlusCTF-3 | 13 March, 12:00 UTC — 15 March 2026, 12:00 UTC | Jeopardy |
On-line
| 25.00 | | |
| UTCTF 2026 | 13 March, 00:23 UTC — 15 March 2026, 00:23 UTC | Jeopardy |
On-line
| 35.20 | | |
| Espilon CTF 2026 | 11 March, 12:00 UTC — 26 March 2026, 00:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| ShellCTF | 08 March, 06:30 UTC — 08 March 2026, 10:30 UTC | Jeopardy |
On-line
| 0.00 | | missing the scoreboard |
| DiceCTF 2026 Quals | 07 March, 17:00 UTC — 08 March 2026, 17:00 UTC | Jeopardy |
On-line
| 100.00 | | |
| @Hack 2026 | 07 March, 14:00 UTC — 08 March 2026, 19:00 UTC | Jeopardy |
Montreal, Canada
| 0 | Academic teams only | |
| CodeVinci CTF 2026 | 07 March, 14:00 UTC — 07 March 2026, 19:00 UTC | Jeopardy |
On-line
| 18.57 | | |
| upCTF 2026 | 07 March, 09:00 UTC — 09 March 2026, 09:00 UTC | Jeopardy |
On-line
| 24.96 | | |
| Axiom CTF 2026 | 07 March, 07:00 UTC — 08 March 2026, 19:00 UTC | Jeopardy |
On-line
| 23.74 | | |
| ApoorvCTF 2026 | 06 March, 21:00 UTC — 08 March 2026, 21:00 UTC | Jeopardy |
On-line
| 24.10 | | |
| APort Vault CTF - Can You Move the Money? | 06 March, 12:00 UTC — 11 March 2026, 12:00 UTC | Hack quest |
On-line
| 0.00 | | missing the scoreboard |
| UNbreakable International 2026 - Team Phase | 06 March, 09:00 UTC — 08 March 2026, 09:00 UTC | Jeopardy |
On-line
| 25.00 | | |
| CryptoNite CTF 2026 | 06 March, 05:30 UTC — 07 March 2026, 11:30 UTC | Jeopardy |
On-line
| 22.11 | | |
| ARA 7.0 CTF | 05 March, 09:00 UTC — 06 March 2026, 09:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | |
| KI CTF 2026 | 03 March, 03:30 UTC — 03 March 2026, 11:30 UTC | Jeopardy |
Kumaraguru College of Technology, Coimbatore
| 0.00 | | missing the scoreboard |
| CSCG 2026 | 01 March, 17:00 UTC — 01 May 2026, 16:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| Winja CTF | Nullcon Goa 2026 | 01 March, 04:30 UTC — 01 March 2026, 10:30 UTC | Jeopardy |
On-line
| 1.00 | | |
| CyberGame 2026 | 28 Feb., 23:00 UTC — 09 May 2026, 21:59 UTC | Jeopardy |
On-line
| 0 | | Individual |
| Srdnlen CTF 2026 Quals | 28 Feb., 18:00 UTC — 01 March 2026, 18:00 UTC | Jeopardy |
On-line
| 34.76 | | |
| CREST CTF | 28 Feb., 04:30 UTC — 28 Feb. 2026, 12:30 UTC | Jeopardy |
India, Pune
| 6.00 | | |
| SECCON CTF 14 International Finals | 28 Feb., 01:00 UTC — 01 March 2026, 09:00 UTC | Jeopardy |
Tokyo, Japan
| 37.00 | | |
| SECCON CTF 14 Domestic Finals | 28 Feb., 01:00 UTC — 01 March 2026, 09:00 UTC | Jeopardy |
Tokyo, Japan
| 37.00 | | |
| EHAX CTF 2026 | 27 Feb., 18:30 UTC — 01 March 2026, 06:30 UTC | Jeopardy |
On-line
| 22.67 | | |
| UniVsThreats 26 Quals CTF | 27 Feb., 08:00 UTC — 28 Feb. 2026, 08:00 UTC | Jeopardy |
On-line
| 18.35 | | |
| BearcatCTF 2026 - Setting Sail | 21 Feb., 17:00 UTC — 22 Feb. 2026, 17:00 UTC | Jeopardy |
On-line
| 23.89 | | |
| EPIHACK CTF: L'arène numérique | 21 Feb., 09:00 UTC — 21 Feb. 2026, 17:00 UTC | Jeopardy |
Benin, Cotonou
| 0 | | Individual |
| Eschaton CTF 2026 Finals | 21 Feb., 04:30 UTC — 21 Feb. 2026, 14:30 UTC | Attack-Defense |
India, Kochi
| 0.00 | | |
| Batman's Kitchen CTF 2026 | 21 Feb., 01:30 UTC — 23 Feb. 2026, 01:30 UTC | Jeopardy |
On-line
| 24.24 | | |
| THJCC CTF 2026 | 21 Feb., 00:00 UTC — 22 Feb. 2026, 13:00 UTC | Jeopardy |
On-line
| 0.00 | | |
| BITSCTF 2026 | 20 Feb., 05:30 UTC — 22 Feb. 2026, 05:30 UTC | Jeopardy |
On-line
| 25.54 | | |
| RamadanCTF 2026 | 18 Feb., 00:00 UTC — 17 March 2026, 00:00 UTC | Jeopardy |
On-line
| 0 | | |
| TaipanByte’s Chart CTF | 14 Feb., 10:00 UTC — 15 Feb. 2026, 10:00 UTC | Jeopardy |
On-line
| 24.29 | | |
| Breach Point CTF - Siege Of Troy(Online Round) | 14 Feb., 07:30 UTC — 15 Feb. 2026, 07:30 UTC | Jeopardy |
On-line
| 0 | | |
| Crackmes.one Reverse Engineering CTF 2026 | 14 Feb., 00:00 UTC — 21 Feb. 2026, 00:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| 0xFUN CTF 2026 | 12 Feb., 18:00 UTC — 14 Feb. 2026, 18:00 UTC | Jeopardy |
On-line
| 18.05 | | |
| EncipherX CTF 4.0 | 07 Feb., 11:00 UTC — 08 Feb. 2026, 11:00 UTC | Jeopardy |
On-line
| 0.00 | | missing the scoreboard |
| DUCKERZ CTF 2026 | 07 Feb., 09:00 UTC — 08 Feb. 2026, 09:00 UTC | Jeopardy |
On-line
| 23.20 | | |
| Nullcon Goa HackIM 2026 CTF | 07 Feb., 08:30 UTC — 08 Feb. 2026, 08:30 UTC | Jeopardy |
On-line
| 24.72 | | |
| LA CTF 2026 | 07 Feb., 02:00 UTC — 09 Feb. 2026, 02:00 UTC | Jeopardy |
On-line
| 53.58 | | |
| Pragyan CTF 2026 | 06 Feb., 13:00 UTC — 08 Feb. 2026, 13:00 UTC | Jeopardy |
On-line
| 1.84 | | |
| PascalCTF 2026 | 31 Jan., 08:00 UTC — 01 Feb. 2026, 08:00 UTC | Jeopardy |
On-line
| 23.94 | | |
| Eschaton CTF 2026 Quals | 31 Jan., 04:30 UTC — 01 Feb. 2026, 04:30 UTC | Jeopardy |
On-line
| 23.42 | | |
| RCS CTF 26 | 30 Jan., 19:00 UTC — 31 Jan. 2026, 14:00 UTC | Jeopardy |
Lovely Professional University, Jalandhar
| 0.00 | | missing the scoreboard |
| ATC Winter Vibes Community CTF 2.0 | 30 Jan., 14:00 UTC — 31 Jan. 2026, 14:00 UTC | Jeopardy |
On-line
| 0.00 | | missing the scoreboard |
| Jeanne d'Hack CTF 2026 | 3ème Édition | 30 Jan., 09:00 UTC — 30 Jan. 2026, 18:00 UTC | Jeopardy |
France, Rouen
| 0.00 | | |
| ASCF CTF | 30 Jan., 09:00 UTC — 31 Jan. 2026, 09:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| Hack for a Change 2026 January: UN SDG 15 | 30 Jan., 00:00 UTC — 02 Feb. 2026, 23:59 UTC | Jeopardy |
On-line
| 14.38 | | |
| CyberQuest 26 | 28 Jan., 03:30 UTC — 28 Jan. 2026, 11:00 UTC | Jeopardy |
Dr. N.G.P. Institute Of Technology, Kalapatti Road, Coimbatore, Tamil Nadu, India - 641048
| 0.00 | | |
| Fluid Attacks' CTF 2026-1 | 24 Jan., 13:00 UTC — 25 Jan. 2026, 13:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| VSL CTF 2026 | 24 Jan., 08:00 UTC — 25 Jan. 2026, 08:00 UTC | Jeopardy |
On-line
| 23.60 | | |
| LilacCTF 2026 | 24 Jan., 01:00 UTC — 26 Jan. 2026, 01:00 UTC | Jeopardy |
On-line
| 25.00 | | |
| Dreamhack Invitational Quals 2026 | 24 Jan., 00:00 UTC — 25 Jan. 2026, 00:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| Säkerhets-SM Quals 2026 | 23 Jan., 19:00 UTC — 25 Jan. 2026, 19:00 UTC | Jeopardy |
On-line
| 0 | School teams only | missing the scoreboard |
| HackDay 2026 - Qualifications | 23 Jan., 19:00 UTC — 25 Jan. 2026, 19:00 UTC | Jeopardy |
On-line
| 0 | Academic teams only | |
| 0xL4ugh CTF v5 | 23 Jan., 13:00 UTC — 25 Jan. 2026, 13:00 UTC | Jeopardy |
On-line
| 29.19 | | |
| MetaCTF January 2026 Flash CTF | 22 Jan., 22:00 UTC — 23 Jan. 2026, 01:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| KnightCTF 2026 | 20 Jan., 15:00 UTC — 21 Jan. 2026, 15:00 UTC | Jeopardy |
On-line
| 22.21 | | |
| SWIMMER OSINT CTF | 17 Jan., 03:10 UTC — 17 Jan. 2026, 15:10 UTC | Jeopardy |
On-line
| 0.00 | | |
| CyberCup Indian Ocean | 16 Jan., 16:00 UTC — 18 Jan. 2026, 16:00 UTC | Jeopardy |
On-line
| 0 | | Individual |
| 2026 Embedded Capture the Flag | 14 Jan., 12:00 UTC — 15 April 2026, 12:00 UTC | Attack-Defense |
On-line
| 0* | | missing the scoreboard |
| New Year CTF 2026 | 10 Jan., 09:00 UTC — 12 Jan. 2026, 09:00 UTC | Jeopardy |
On-line
| 23.42 | | |
| SCPCTF | 10 Jan., 03:30 UTC — 12 Jan. 2026, 03:30 UTC | Jeopardy |
On-line
| 0 | | Individual |
| UofTCTF 2026 | 10 Jan., 00:00 UTC — 12 Jan. 2026, 00:00 UTC | Jeopardy |
On-line
| 33.49 | | |
| Scarlet CTF 2026 | 09 Jan., 00:00 UTC — 12 Jan. 2026, 00:00 UTC | Jeopardy |
On-line
| 23.26 | | |
