CTFtime.org

CTF Events

NameDateFormatLocationWeightNotes
idekCTF 202502 Aug., 00:00 UTC — 04 Aug. 2025, 00:00 UTCJeopardy On-line 52.0683 teams will participate
justCTF 202502 Aug., 06:00 UTC — 03 Aug. 2025, 19:00 UTCJeopardy On-line 97.20144 teams will participate
WHY2025 CTF08 Aug., 16:00 UTC — 11 Aug. 2025, 16:00 UTCJeopardy On-line 0.0027 teams will participate
Startpwn CTF 202508 Aug., 16:00 UTC — 09 Aug. 2025, 19:00 UTCJeopardy On-line 0.001 teams will participate
scriptCTF 202516 Aug., 00:00 UTC — 18 Aug. 2025, 00:00 UTCJeopardy On-line 0.0022 teams will participate
SekaiCTF 202516 Aug., 01:00 UTC — 18 Aug. 2025, 01:00 UTCJeopardy On-line 55.0059 teams will participate
CTFZone 2025 Quals16 Aug., 10:00 UTC — 17 Aug. 2025, 10:00 UTCJeopardy On-line 92.4518 teams will participate
RCTF 202520 Aug., 10:00 UTC — 22 Aug. 2025, 10:00 UTCJeopardy On-line 0.004 teams will participate
BrunnerCTF 202522 Aug., 12:00 UTC — 24 Aug. 2025, 12:00 UTCJeopardy On-line 0.009 teams will participate
HITCON CTF 202522 Aug., 14:00 UTC — 24 Aug. 2025, 14:00 UTCJeopardy On-line 100.0047 teams will participate
Sawah Cyber Security CTF 202523 Aug., 05:00 UTC — 23 Aug. 2025, 09:00 UTCJeopardy Indonesia, Bali 0Individual
TFC CTF 202529 Aug., 10:00 UTC — 31 Aug. 2025, 10:00 UTCJeopardy On-line 58.1920 teams will participate
NNS CTF 202529 Aug., 16:00 UTC — 31 Aug. 2025, 16:00 UTCJeopardy On-line 0.0014 teams will participate
snakeCTF 2025 Quals29 Aug., 17:00 UTC — 30 Aug. 2025, 17:00 UTCJeopardy On-line 0.003 teams will participate
corCTF 202530 Aug., 00:00 UTC — 01 Sept. 2025, 00:00 UTCJeopardy On-line 82.0020 teams will participate
ImaginaryCTF 202505 Sept., 19:00 UTC — 07 Sept. 2025, 19:00 UTCJeopardy On-line 66.0257 teams will participate
ASIS CTF Quals 202506 Sept., 14:00 UTC — 07 Sept. 2025, 14:00 UTCJeopardy On-line 96.2945 teams will participate
MaltaCTF 2025 Finals13 Sept., 10:00 UTC — 14 Sept. 2025, 10:00 UTCJeopardy Valletta, Malta 0.0010 teams will participate
CrewCTF 202519 Sept., 21:00 UTC — 21 Sept. 2025, 21:00 UTCJeopardy On-line 38.9322 teams will participate
CDCTF 202520 Sept., 15:00 UTC — 21 Sept. 2025, 03:00 UTCJeopardy On-line 0.003 teams will participate
Iran Tech Olympics CTF 202526 Sept., 13:00 UTC — 27 Sept. 2025, 19:00 UTCJeopardy On-line 0.0012 teams will participate
FAUST CTF 202527 Sept., 12:00 UTC — 27 Sept. 2025, 21:00 UTCAttack-Defense On-line 92.5025 teams will participate
jailCTF 202503 Oct., 20:00 UTC — 06 Oct. 2025, 20:00 UTCJeopardy On-line 24.8815 teams will participate
AmateursCTF 202511 Oct., 00:00 UTC — 15 Oct. 2025, 00:00 UTCJeopardy On-line 36.008 teams will participate
QnQSec CTF 202516 Oct., 18:00 UTC — 19 Oct. 2025, 18:00 UTCJeopardy On-line 0.003 teams will participate
HITCON Cyber Range 2025 Final17 Oct., 01:00 UTC — 17 Oct. 2025, 10:00 UTCJeopardy Taipei, Taiwan 0.001 teams will participate
Hack.lu CTF 202517 Oct., 18:00 UTC — 19 Oct. 2025, 18:00 UTCJeopardy On-line 98.026 teams will participate
LINE CTF 202518 Oct., 00:00 UTC — 18 Oct. 2025, 00:00 UTCJeopardy On-line 0.002 teams will participate
osu!gaming CTF 202525 Oct., 02:00 UTC — 27 Oct. 2025, 02:00 UTCJeopardy On-line 0.007 teams will participate
SAS CTF 2025 Finals26 Oct., 03:00 UTC — 26 Oct. 2025, 14:00 UTCAttack-Defense Khao Lak, Thailand 25.004 teams will participate
N1CTF 202501 Nov., 12:00 UTC — 02 Nov. 2025, 12:00 UTCJeopardy On-line 94.506 teams will participate
Equinor CTF 202508 Nov., 09:00 UTC — 08 Nov. 2025, 19:00 UTCJeopardy Norway, Oslo 37.008 teams will participate
GaianSpace CTF 202514 Nov., 14:00 UTC — 17 Nov. 2025, 14:00 UTCJeopardy On-line 0.006 teams will participate
Platypwn 202515 Nov., 09:00 UTC — 16 Nov. 2025, 21:00 UTCJeopardy On-line 33.2911 teams will participate
Crate-CTF 202515 Nov., 13:00 UTC — 15 Nov. 2025, 21:00 UTCJeopardy On-line 25.005 teams will participate
GlacierCTF 202522 Nov., 18:00 UTC — 23 Nov. 2025, 18:00 UTCJeopardy On-line 52.5718 teams will participate
WP CTF 202529 Nov., 08:00 UTC — 29 Nov. 2025, 16:00 UTCJeopardy NOI Techark, Bolzano, Italy 0.009 teams will participate
ASIS CTF Final 202527 Dec., 14:00 UTC — 28 Dec. 2025, 14:00 UTCJeopardy On-line 100.0030 teams will participate