Name: ZeroDays CTF 2026
Date: 21 March, 10:00 UTC — 21 March 2026, 17:00 UTC
Format: Jeopardy
Location: Dublin, Ireland
Weight: 0
Notes: 0 teams will participate
More info: https://ctftime.org/event/3063
Date: 21 March, 10:00 UTC — 21 March 2026, 17:00 UTC
Format: Jeopardy
Location: Dublin, Ireland
Weight: 0
Notes: 0 teams will participate
More info: https://ctftime.org/event/3063
ctftime.org
ZeroDays CTF 2026
Prizes are awarded to the top 3 players in each category (INTERNATIONAL, COLLEGE + OPEN).
Thousands of euro worth ...
Thousands of euro worth ...
Name: KalmarCTF 2026
Date: 27 March, 17:00 UTC — 29 March 2026, 17:00 UTC
Format: Jeopardy
Location: On-line
Weight: 49.97
Notes: 2 teams will participate
More info: https://ctftime.org/event/2983
Date: 27 March, 17:00 UTC — 29 March 2026, 17:00 UTC
Format: Jeopardy
Location: On-line
Weight: 49.97
Notes: 2 teams will participate
More info: https://ctftime.org/event/2983
ctftime.org
KalmarCTF 2026
Welcome to KalmarCTF 2026, brought to you by Kalmarunionen!
The competition will take place from Friday, 27 March ...
The competition will take place from Friday, 27 March ...
Name: HackDay 2026 - Finals
Date: 27 March, 18:00 UTC — 28 March 2026, 18:00 UTC
Format: Jeopardy
Location: On-line
Weight: 0
Notes: 1 teams will participate
More info: https://ctftime.org/event/3039
Date: 27 March, 18:00 UTC — 28 March 2026, 18:00 UTC
Format: Jeopardy
Location: On-line
Weight: 0
Notes: 1 teams will participate
More info: https://ctftime.org/event/3039
ctftime.org
HackDay 2026 - Finals
The HackDay challenge is a French cybersecurity competition for graduate students.
The 25 teams selected during th...
The 25 teams selected during th...
Name: Flag Wars
Date: 28 March, 09:00 UTC — 28 March 2026, 19:00 UTC
Format: Jeopardy
Location: Godesberger Allee 125, Bonn - Germany
Weight: 0
Notes: 1 teams will participate
More info: https://ctftime.org/event/3084
Date: 28 March, 09:00 UTC — 28 March 2026, 19:00 UTC
Format: Jeopardy
Location: Godesberger Allee 125, Bonn - Germany
Weight: 0
Notes: 1 teams will participate
More info: https://ctftime.org/event/3084
ctftime.org
Flag Wars
FLAG WARS - EPISODE IV
THE RETURN OF THE CTF
The CTF hosted by Laokoon Security, IBM and CGI returns to IBM Garag...
THE RETURN OF THE CTF
The CTF hosted by Laokoon Security, IBM and CGI returns to IBM Garag...
Name: VolgaCTF 2026 Qualifier
Date: 28 March, 13:00 UTC — 29 March 2026, 13:00 UTC
Format: Jeopardy
Location: On-line
Weight: 38.67
Notes: 1 teams will participate
More info: https://ctftime.org/event/3045
Date: 28 March, 13:00 UTC — 29 March 2026, 13:00 UTC
Format: Jeopardy
Location: On-line
Weight: 38.67
Notes: 1 teams will participate
More info: https://ctftime.org/event/3045
ctftime.org
VolgaCTF 2026 Qualifier
VolgaCTF is an international interuniversity cybersecurity competition organised by a group of IT enthusiasts in coll...
Name: GLOBAL CYBER GAMES: Women's Attack and Defense Edition @Wicked6
Date: 29 March, 12:00 UTC — 29 March 2026, 21:00 UTC
Format: Attack-Defense
Location: On-line
Weight: 0.00
Notes: 0 teams will participate
More info: https://ctftime.org/event/3057
Date: 29 March, 12:00 UTC — 29 March 2026, 21:00 UTC
Format: Attack-Defense
Location: On-line
Weight: 0.00
Notes: 0 teams will participate
More info: https://ctftime.org/event/3057
ctftime.org
GLOBAL CYBER GAMES: Women's Attack and Defense Edition @Wicked6
Team game for women of all levels. Teams composed of 4-8 players. This is an attack/ defense competition, a standardi...
Name: SillyCTF 2
Date: 04 April, 12:00 UTC — 05 April 2026, 04:00 UTC
Format: Jeopardy
Location: On-line
Weight: 25.00
Notes: 1 teams will participate
More info: https://ctftime.org/event/3042
Date: 04 April, 12:00 UTC — 05 April 2026, 04:00 UTC
Format: Jeopardy
Location: On-line
Weight: 25.00
Notes: 1 teams will participate
More info: https://ctftime.org/event/3042
ctftime.org
SillyCTF 2
Registration now open!
Register at sillyctf.psuccso.org.
Join Discord for rules and updates: https://discord.com/...
Register at sillyctf.psuccso.org.
Join Discord for rules and updates: https://discord.com/...
Name: Dreamhack Invitational 2026
Date: 07 April, 00:00 UTC — 07 April 2026, 15:00 UTC
Format: Jeopardy
Location: COEX, Seoul, South Korea
Weight: 0
Notes: Individual
More info: https://ctftime.org/event/3026
Date: 07 April, 00:00 UTC — 07 April 2026, 15:00 UTC
Format: Jeopardy
Location: COEX, Seoul, South Korea
Weight: 0
Notes: Individual
More info: https://ctftime.org/event/3026
ctftime.org
Dreamhack Invitational 2026
Dreamhack Invitational 2026 is a special CTF event for Dreamhack users, and will be hosted at .HACK 2026 Conference. ...
Name: CPCTF 2026
Date: 17 April, 11:00 UTC — 19 April 2026, 11:00 UTC
Format: Jeopardy
Location: On-line
Weight: 0
Notes: Individual
More info: https://ctftime.org/event/3077
Date: 17 April, 11:00 UTC — 19 April 2026, 11:00 UTC
Format: Jeopardy
Location: On-line
Weight: 0
Notes: Individual
More info: https://ctftime.org/event/3077
ctftime.org
CPCTF 2026
CPCTF is a cybersecurity competition for beginners organized by traP. The competition format is Jeopardy and is held ...
Name: UMDCTF 2026
Date: 24 April, 22:00 UTC — 26 April 2026, 22:00 UTC
Format: Jeopardy
Location: On-line
Weight: 85.48
Notes: 2 teams will participate
More info: https://ctftime.org/event/3056
Date: 24 April, 22:00 UTC — 26 April 2026, 22:00 UTC
Format: Jeopardy
Location: On-line
Weight: 85.48
Notes: 2 teams will participate
More info: https://ctftime.org/event/3056
ctftime.org
UMDCTF 2026
UMDCTF 2026 is the tenth annual competition hosted by the cybersecurity club at the University of Maryland, College P...
Name: GPN CTF 2026
Date: 05 June, 10:00 UTC — 06 June 2026, 22:00 UTC
Format: Jeopardy
Location: On-line
Weight: 69.00
Notes: 2 teams will participate
More info: https://ctftime.org/event/3041
Date: 05 June, 10:00 UTC — 06 June 2026, 22:00 UTC
Format: Jeopardy
Location: On-line
Weight: 69.00
Notes: 2 teams will participate
More info: https://ctftime.org/event/3041
Name: Crypto CTF 2026
Date: 13 June, 14:00 UTC — 14 June 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 91.00
Notes: 1 teams will participate
More info: https://ctftime.org/event/3034
Date: 13 June, 14:00 UTC — 14 June 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 91.00
Notes: 1 teams will participate
More info: https://ctftime.org/event/3034
ctftime.org
Crypto CTF 2026
Crypto CTF is an online competition for hackers to test, evaluate, and expand their skills in exploiting cryptography...
Name: L3akCTF 2026
Date: 10 July, 18:00 UTC — 12 July 2026, 18:00 UTC
Format: Jeopardy
Location: On-line
Weight: 34.47
Notes: 3 teams will participate
More info: https://ctftime.org/event/3061
Date: 10 July, 18:00 UTC — 12 July 2026, 18:00 UTC
Format: Jeopardy
Location: On-line
Weight: 34.47
Notes: 3 teams will participate
More info: https://ctftime.org/event/3061
ctftime.org
L3akCTF 2026
L3akCTF 2026 is the third annual Capture the Flag competition hosted by team L3ak, welcoming participants of all back...
Name: scriptCTF 2026
Date: 08 Aug., 00:00 UTC — 10 Aug. 2026, 00:00 UTC
Format: Jeopardy
Location: On-line
Weight: 24.70
Notes: 2 teams will participate
More info: https://ctftime.org/event/3052
Date: 08 Aug., 00:00 UTC — 10 Aug. 2026, 00:00 UTC
Format: Jeopardy
Location: On-line
Weight: 24.70
Notes: 2 teams will participate
More info: https://ctftime.org/event/3052
ctftime.org
scriptCTF 2026
ScriptSorcerers is back with scriptCTF 2026! scriptCTF is a 48-hour jeopardy style CTF for hackers to test their skil...
Name: BrunnerCTF 2026
Date: 21 Aug., 12:00 UTC — 23 Aug. 2026, 12:00 UTC
Format: Jeopardy
Location: On-line
Weight: 24.66
Notes: 3 teams will participate
More info: https://ctftime.org/event/3065
Date: 21 Aug., 12:00 UTC — 23 Aug. 2026, 12:00 UTC
Format: Jeopardy
Location: On-line
Weight: 24.66
Notes: 3 teams will participate
More info: https://ctftime.org/event/3065
ctftime.org
BrunnerCTF 2026
We are whipping up another round of BrunnerCTF!
And we hope to have all the favorites from last year’s event.
M...
And we hope to have all the favorites from last year’s event.
M...
Name: ASIS CTF Quals 2026
Date: 29 Aug., 14:00 UTC — 30 Aug. 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 90.53
Notes: 2 teams will participate
More info: https://ctftime.org/event/3033
Date: 29 Aug., 14:00 UTC — 30 Aug. 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 90.53
Notes: 2 teams will participate
More info: https://ctftime.org/event/3033
ctftime.org
ASIS CTF Quals 2026
ASIS CTF Quals 2026 CTF event
Name: Pointer Overflow CTF - 2026
Date: 27 Sept., 14:00 UTC — 06 Dec. 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 0
Notes: 3 teams will participate
More info: https://ctftime.org/event/3020
Date: 27 Sept., 14:00 UTC — 06 Dec. 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 0
Notes: 3 teams will participate
More info: https://ctftime.org/event/3020
ctftime.org
Pointer Overflow CTF - 2026
POCTF is designed for learners, newcomers, and anyone exploring the world of cybersecurity and CTFs. Whether this wil...
Name: Platypwn 2026
Date: 14 Nov., 09:00 UTC — 15 Nov. 2026, 21:00 UTC
Format: Jeopardy
Location: On-line
Weight: 37.00
Notes: 2 teams will participate
More info: https://ctftime.org/event/3082
Date: 14 Nov., 09:00 UTC — 15 Nov. 2026, 21:00 UTC
Format: Jeopardy
Location: On-line
Weight: 37.00
Notes: 2 teams will participate
More info: https://ctftime.org/event/3082
ctftime.org
Platypwn 2026
The Platypwn 2026 is an online Jeopardy CTF which offers easy challenges for beginners, but also medium and difficult...
Name: ASIS CTF Finals 2026
Date: 27 Dec., 14:00 UTC — 28 Dec. 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 99.38
Notes: Unknown
More info: https://ctftime.org/event/3062
Date: 27 Dec., 14:00 UTC — 28 Dec. 2026, 14:00 UTC
Format: Jeopardy
Location: On-line
Weight: 99.38
Notes: Unknown
More info: https://ctftime.org/event/3062
ctftime.org
ASIS CTF Finals 2026
😁1
Name: NNS CTF 2026
Date: 04 Sept., 16:00 UTC — 06 Sept. 2026, 16:00 UTC
Format: Jeopardy
Location: On-line
Weight: 25.00
Notes: 0 teams will participate
More info: https://ctftime.org/event/3097
Date: 04 Sept., 16:00 UTC — 06 Sept. 2026, 16:00 UTC
Format: Jeopardy
Location: On-line
Weight: 25.00
Notes: 0 teams will participate
More info: https://ctftime.org/event/3097
ctftime.org
NNS CTF 2026
Join us for a jeopardy-style CTF organized by the Norske Nøkkelsnikere CTF team! Expect quality challenges in categor...