CTF Calendar 2025 - All upcoming cybersecurity competitions
Your ultimate Radar to never miss a CTF.
Follow CTF competitions, receive personalized reminders, explore by date, duration or location, and stay connected to the cybersecurity community.
Upcoming CTFs not to miss
Discover the best CTF competitions scheduled for 2025, with dates, levels and various formats. Ideal for all cybersecurity enthusiasts.
00:00:00:00
In Progress
HeroCTF v7
Date:28 - 30 nov. 2025 à 21:00
Location: online
Duration:
2 days
2 hours
Format: Jeopardy
00:00:00:00
In Progress
Haix-la-Chapelle 2025
Date:29 - 30 nov. 2025 à 10:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
BKISC CTF 2025
Date:1 - 2 déc. 2025 à 03:00
Location: online
Duration:
1 day
12 hours
Format: Jeopardy
0
!
Upcoming
BlackHat MEA CTF Final 2025
Date:2 - 4 déc. 2025 à 09:00
Location: Riyadh
Duration:
2 days
7 hours
Format: Jeopardy
0
!
Upcoming
Metared Argentina 2025
Date:4 - 5 déc. 2025 à 13:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
Null CTF 2025
Date:5 - 7 déc. 2025 à 16:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
P3rf3ctr00t CTF 2025
Date:5 - 7 déc. 2025 à 16:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
VuwCTF 2025
Date:5 - 7 déc. 2025 à 22:00
Location: online
Duration:
1 day
7 hours
Format: Jeopardy
0
!
Upcoming
WannaGame Championship 2025
Date:6 - 8 déc. 2025 à 02:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
CyKor CTF 2025
Date:6 - 7 déc. 2025 à 02:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
BackdoorCTF 2025
Date:6 - 8 déc. 2025 à 13:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
niteCTF 2025
Date:12 - 14 déc. 2025 à 13:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
SECCON CTF 14 Quals
Date:13 - 14 déc. 2025 à 06:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
BSides Algiers 2025
Date:18 - 20 déc. 2025 à 20:00
Location: online
Duration:
1 day
12 hours
Format: Jeopardy
0
!
Upcoming
HKCERT CTF 2025 (Qualifying Round)
Date:19 - 21 déc. 2025 à 09:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
0CTF 2025
Date:20 - 22 déc. 2025 à 01:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
TSG CTF 2025
Date:20 - 21 déc. 2025 à 08:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
ASIS CTF Final 2025
Date:27 - 28 déc. 2025 à 15:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
hxp 39C3 CTF
Date:27 - 29 déc. 2025 à 21:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
RUSEC CTF 2025
Date:9 - 12 janv. 2026 à 01:00
Location: online
Duration:
3 days
Format: Jeopardy
0
!
Upcoming
UofTCTF 2026
Date:10 - 12 janv. 2026 à 01:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
SWIMMER OSINT CTF
Date:17 - 17 janv. 2026 à 04:10
Location: online
Duration:
12 hours
Format: Jeopardy
0
!
Upcoming
Säkerhets-SM Quals
Date:24 - 25 janv. 2026 à 17:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
Jeanne d'Hack CTF 2026 | 3ème Édition
Date:30 - 30 janv. 2026 à 10:00
Location: France, Rouen
Duration:
9 hours
Format: Jeopardy
0
!
Upcoming
Undutmaning 2026
Date:21 - 21 mars 2026 à 12:00
Location: online
Duration:
8 hours
Format: Jeopardy
0
!
Upcoming
UMassCTF 2026
Date:10 - 12 avril 2026 à 23:00
Location: online
Duration:
2 days
Format: Jeopardy
0
!
Upcoming
Midnight Sun CTF 2026 Quals
Date:11 - 12 avril 2026 à 11:00
Location: online
Duration:
1 day
Format: Jeopardy
0
!
Upcoming
BlueHens CTF 2025
Date:17 - 19 avril 2026 à 18:00
Location: online
Duration:
1 day
12 hours
Format: Jeopardy
0
!
Upcoming
PHONIX VIPER NOVA CTF#2
Date:8 - 10 mai 2026 à 11:00
Location: Romania, Bucharest
Duration:
2 days
7 hours
Format: Jeopardy
Done
Hackceler8 2024
Date: 18 - 21 oct.. 2024 to 01:00
Location: Málaga, Spain
Participants: 0
Format: Hack quest
Done
Africa battleCTF 2024 prequal
Date: 18 - 20 oct.. 2024 to 01:00
Location: online
Participants: 0
Format: Jeopardy
Done
CTF MetaRed Mexico Anuies-TIC 2024
Date: 15 - 16 oct.. 2024 to 16:00
Location: online
Participants: 43
Format: Jeopardy
Done
Breach Bytes 2.0
Date: 15 oct.. 2024 for 03:30 to 14:30
Location: India, Mumbai
Participants: 11
Format: Jeopardy
Done
GITEX GLOBAL CTF
Date: 14 - 15 oct.. 2024 to 08:00
Location: Dubai World Trade Centre
Participants: 21
Format: Jeopardy
Done
SLAY CTF 2024
Date: 14 oct.. 2024 for 04:30 to 16:30
Location: online
Participants: 0
Format: Jeopardy
Done
Securinets CTF Quals 2024
Date: 12 - 13 oct.. 2024 to 20:00
Location: online
Participants: 24
Format: Jeopardy
Done
NoHat CTF 2024
Date: 12 - 13 oct.. 2024 to 17:00
Location: online
Participants: 50
Format: Jeopardy
Done
Blue Water CTF 2024
Date: 12 - 14 oct.. 2024 to 15:00
Location: online
Participants: 85
Format: Jeopardy
Done
Haus der Flaggen/Flag Heist
Date: 12 oct.. 2024 for 09:00 to 19:00
Location: IBM Garage for Defense, Godesberger Allee 127, Bonn
Participants: 12
Format: Jeopardy
Done
AlpacaHack Round 5 (Crypto)
Date: 12 oct.. 2024 for 04:00 to 10:00
Location: online
Participants: 0
Format: Jeopardy
Done
TCP1P CTF 2024: Exploring Nusantara's Digital Realm
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