CTFtime.org

CTF Events

NameDateFormatLocationWeightNotes
MetaCTF January 2026 Flash CTF22 Jan., 22:00 UTC — 23 Jan. 2026, 01:00 UTCJeopardy On-line 0Individual
0xL4ugh CTF v523 Jan., 13:00 UTC — 25 Jan. 2026, 01:00 UTCJeopardy On-line 0.0092 teams will participate
Säkerhets-SM Quals 202623 Jan., 19:00 UTC — 25 Jan. 2026, 19:00 UTCJeopardy On-line 0School teams only4 teams will participate
HackDay 2026 - Qualifications23 Jan., 19:00 UTC — 25 Jan. 2026, 19:00 UTCJeopardy On-line 0Academic teams only12 teams will participate
Dreamhack Invitational Quals 202624 Jan., 00:00 UTC — 25 Jan. 2026, 00:00 UTCJeopardy On-line 0Individual
LilacCTF 202624 Jan., 01:00 UTC — 26 Jan. 2026, 01:00 UTCJeopardy On-line 0.0021 teams will participate
VSL CTF 202624 Jan., 08:00 UTC — 25 Jan. 2026, 08:00 UTCJeopardy On-line 0.0028 teams will participate
Fluid Attacks' CTF 2026-124 Jan., 13:00 UTC — 25 Jan. 2026, 13:00 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 0.004 teams will participate
ATC Winter Vibes Community CTF 2.030 Jan., 14:00 UTC — 31 Jan. 2026, 14:00 UTCJeopardy On-line 0.002 teams will participate
Eschaton CTF 2026 Quals31 Jan., 04:30 UTC — 01 Feb. 2026, 04:30 UTCJeopardy On-line 0.004 teams will participate
PascalCTF 202631 Jan., 08:00 UTC — 01 Feb. 2026, 08:00 UTCJeopardy On-line 0.00119 teams will participate
BITSCTF 202606 Feb., 05:30 UTC — 08 Feb. 2026, 05:30 UTCJeopardy On-line 25.5411 teams will participate
Pragyan CTF 202606 Feb., 13:00 UTC — 08 Feb. 2026, 13:00 UTCJeopardy On-line 0.003 teams will participate
LA CTF 202607 Feb., 02:00 UTC — 09 Feb. 2026, 02:00 UTCJeopardy On-line 53.589 teams will participate
Nullcon Goa HackIM 2026 CTF07 Feb., 08:30 UTC — 08 Feb. 2026, 08:30 UTCJeopardy On-line 24.727 teams will participate
DUCKERZ CTF 202607 Feb., 09:00 UTC — 08 Feb. 2026, 09:00 UTCJeopardy On-line 0.0011 teams will participate
EncipherX CTF 4.007 Feb., 11:00 UTC — 08 Feb. 2026, 11:00 UTCJeopardy On-line 0.003 teams will participate
0xFUN CTF 202612 Feb., 18:00 UTC — 14 Feb. 2026, 18:00 UTCJeopardy On-line 0.0020 teams will participate
Crackmes.one Reverse Engineering CTF 202614 Feb., 00:00 UTC — 21 Feb. 2026, 00:00 UTCJeopardy On-line 0Individual
Breach Point CTF - Siege Of Troy(Online Round)14 Feb., 07:30 UTC — 15 Feb. 2026, 07:30 UTCJeopardy On-line 01 teams will participate
TaipanByte’s Chart CTF14 Feb., 10:00 UTC — 15 Feb. 2026, 10:00 UTCJeopardy On-line 0.002 teams will participate
THJCC CTF 202621 Feb., 00:00 UTC — 22 Feb. 2026, 13:00 UTCJeopardy On-line 0.003 teams will participate
BearcatCTF 2026 - Setting Sail21 Feb., 17:00 UTC — 22 Feb. 2026, 17:00 UTCJeopardy On-line 0Academic teams only1 teams will participate
Srdnlen CTF 2026 Quals28 Feb., 18:00 UTC — 28 Feb. 2026, 18:00 UTCJeopardy On-line 34.764 teams will participate
CSCG 202601 March, 17:00 UTC — 01 May 2026, 16:00 UTCJeopardy On-line 0Individual
upCTF 202607 March, 09:00 UTC — 09 March 2026, 09:00 UTCJeopardy On-line 0.002 teams will participate
WolvCTF 202613 March, 23:00 UTC — 15 March 2026, 23:00 UTCJeopardy On-line 65.354 teams will participate
Undutmaning 202621 March, 11:00 UTC — 21 March 2026, 19:00 UTCJeopardy On-line 33.0028 teams will participate
KalmarCTF 202627 March, 17:00 UTC — 29 March 2026, 17:00 UTCJeopardy On-line 49.975 teams will participate
HackDay 2026 - Finals27 March, 18:00 UTC — 28 March 2026, 18:00 UTCJeopardy On-line 0Academic teams only1 teams will participate
VolgaCTF 2026 Qualifier28 March, 13:00 UTC — 29 March 2026, 13:00 UTCJeopardy On-line 38.673 teams will participate
SillyCTF 204 April, 12:00 UTC — 05 April 2026, 04:00 UTCJeopardy On-line 25.002 teams will participate
UMassCTF 202610 April, 22:00 UTC — 12 April 2026, 22:00 UTCJeopardy On-line 65.9518 teams will participate
Midnight Sun CTF 2026 Quals11 April, 10:00 UTC — 12 April 2026, 10:00 UTCJeopardy On-line 48.1734 teams will participate
CPCTF 202617 April, 11:00 UTC — 19 April 2026, 11:00 UTCJeopardy On-line 0Individual
BlueHens CTF 202517 April, 17:00 UTC — 19 April 2026, 05:00 UTCJeopardy On-line 44.7710 teams will participate
UMDCTF 202624 April, 22:00 UTC — 26 April 2026, 22:00 UTCJeopardy On-line 85.484 teams will participate
GPN CTF 202605 June, 10:00 UTC — 06 June 2026, 22:00 UTCJeopardy On-line 69.004 teams will participate
SSMCTF 2026 Qualifiers07 June, 10:00 UTC — 08 June 2026, 10:00 UTCJeopardy On-line 0.0015 teams will participate
Crypto CTF 202613 June, 14:00 UTC — 14 June 2026, 14:00 UTCJeopardy On-line 91.003 teams will participate
L3akCTF 202610 July, 18:00 UTC — 12 July 2026, 18:00 UTCJeopardy On-line 34.475 teams will participate
scriptCTF 202608 Aug., 00:00 UTC — 10 Aug. 2026, 00:00 UTCJeopardy On-line 24.703 teams will participate
BrunnerCTF 202621 Aug., 12:00 UTC — 23 Aug. 2026, 12:00 UTCJeopardy On-line 24.665 teams will participate
ASIS CTF Quals 202629 Aug., 14:00 UTC — 30 Aug. 2026, 14:00 UTCJeopardy On-line 90.535 teams will participate
NNS CTF 202604 Sept., 16:00 UTC — 06 Sept. 2026, 16:00 UTCJeopardy On-line 25.000 teams will participate
Pointer Overflow CTF - 202627 Sept., 14:00 UTC — 06 Dec. 2026, 14:00 UTCJeopardy On-line 04 teams will participate
Platypwn 202614 Nov., 09:00 UTC — 15 Nov. 2026, 21:00 UTCJeopardy On-line 37.003 teams will participate
ASIS CTF Finals 202627 Dec., 14:00 UTC — 28 Dec. 2026, 14:00 UTCJeopardy On-line 99.38