NameDateFormatLocationWeightNotes
Crypto CTF 202130 July, 16:00 UTC — 31 July 2021, 16:00 UTCJeopardy On-line 36.0010 teams will participate
WeCTF 202119 June, 17:00 UTC — 20 June 2021, 17:00 UTCJeopardy On-line 25.005 teams will participate
Zh3r0 CTF V204 June, 10:30 UTC — 06 June 2021, 10:30 UTCJeopardy On-line 21.853 teams will participate
Pwn2Win CTF 202128 May, 16:37 UTC — 30 May 2021, 16:37 UTCJeopardy On-line 83.4118 teams will participate
HSCTF 824 May, 12:00 UTC — 29 May 2021, 00:00 UTCJeopardy On-line 24.507 teams will participate
San Diego CTF 202108 May, 00:00 UTC — 10 May 2021, 00:00 UTCJeopardy On-line 0.006 teams will participate
DEF CON CTF Qualifier 202101 May, 00:00 UTC — 03 May 2021, 00:00 UTCJeopardy On-line 80.9233 teams will participate
WPICTF 202123 April, 22:00 UTC — 25 April 2021, 22:00 UTCJeopardy On-line 36.4010 teams will participate
HeroCTF v323 April, 20:00 UTC — 25 April 2021, 22:00 UTCJeopardy On-line 0.009 teams will participate
PlaidCTF 202116 April, 21:00 UTC — 18 April 2021, 21:00 UTCJeopardy On-line 99.6427 teams will participate
UMDCTF 202116 April, 21:00 UTC — 18 April 2021, 21:00 UTCJeopardy On-line 24.024 teams will participate
Midnight Sun CTF 2021 Quals09 April, 17:00 UTC — 10 April 2021, 17:00 UTCJeopardy On-line 50.3218 teams will participate
b01lers CTF03 April, 22:00 UTC — 05 April 2021, 22:00 UTCJeopardy On-line 22.995 teams will participate
Shakti CTF03 April, 06:30 UTC — 04 April 2021, 18:30 UTCJeopardy On-line 25.004 teams will participate
√•ngstromCTF 202103 April, 00:00 UTC — 07 April 2021, 23:59 UTCJeopardy On-line 46.0919 teams will participate
VolgaCTF 2021 Qualifier27 March, 14:00 UTC — 28 March 2021, 14:00 UTCJeopardy On-line 32.7325 teams will participate
UMassCTF26 March, 22:00 UTC — 28 March 2021, 22:00 UTCJeopardy On-line 0.008 teams will participate
SPRUSH CTF Quals 202121 March, 07:00 UTC — 21 March 2021, 21:00 UTCJeopardy On-line 0.0013 teams will participate
PoseidonCTF 2nd Edition **cancelled**20 March, 13:37 UTC — 22 March 2021, 01:37 UTCJeopardy On-line 24.7822 teams will participate
LINE CTF 202120 March, 00:00 UTC — 21 March 2021, 00:00 UTCJeopardy On-line 0.0018 teams will participate
vishwaCTF 202113 March, 10:00 UTC — 14 March 2021, 22:00 UTCJeopardy On-line 0.0025 teams will participate
BCA CTF 202113 March, 10:00 UTC — 13 March 2021, 17:15 UTCJeopardy On-line 0.0015 teams will participate
UTCTF 202113 March, 00:00 UTC — 15 March 2021, 00:00 UTCJeopardy On-line 34.1179 teams will participate
NahamCon CTF 202112 March, 20:00 UTC — 14 March 2021, 20:00 UTCJeopardy On-line 24.9895 teams will participate
zer0pts CTF 202106 March, 00:00 UTC — 07 March 2021, 12:00 UTCJeopardy On-line 24.56*missing the scoreboard
Aero CTF 202127 Feb., 09:00 UTC — 28 Feb. 2021, 09:00 UTCJeopardy On-line 35.17*
Ugra CTF Quals 202127 Feb., 07:00 UTC — 28 Feb. 2021, 19:00 UTCJeopardy On-line 24.55*
darkCON CTF20 Feb., 10:30 UTC — 21 Feb. 2021, 10:30 UTCJeopardy On-line 23.80
Union CTF 202119 Feb., 19:00 UTC — 21 Feb. 2021, 19:00 UTCJeopardy On-line 24.14
Tenable CTF 202118 Feb., 12:00 UTC — 22 Feb. 2021, 12:00 UTCJeopardy On-line 22.22
SecureBug CTF15 Feb., 11:00 UTC — 18 Feb. 2021, 11:00 UTCJeopardy On-line 20.63
GunnHacks 7.013 Feb., 14:00 UTC — 14 Feb. 2021, 06:00 UTCJeopardy On-line 0.00missing the scoreboard
Cohesion 202107 Feb., 09:26 UTC — 07 Feb. 2021, 18:26 UTCJeopardy On-line 0.00
TrollCAT CTF 202106 Feb., 04:30 UTC — 06 Feb. 2021, 16:30 UTCJeopardy On-line 21.41
DiceCTF 202106 Feb., 00:00 UTC — 08 Feb. 2021, 00:00 UTCJeopardy On-line 24.85
Paradigm CTF 202105 Feb., 22:00 UTC — 07 Feb. 2021, 22:00 UTCJeopardy On-line 0.00missing the scoreboard
justCTF [*] 202030 Jan., 06:00 UTC — 31 Jan. 2021, 19:00 UTCJeopardy On-line 24.85
Shadow CTF26 Jan., 00:00 UTC — 27 Jan. 2021, 00:00 UTCJeopardy On-line 0.00missing the scoreboard
0x41414141 CTF23 Jan., 17:00 UTC — 30 Jan. 2021, 17:00 UTCJeopardy On-line 0
The Cyber Grabs CTF 0x0217 Jan., 04:30 UTC — 17 Jan. 2021, 10:30 UTCJeopardy On-line 18.59
BambooFox CTF 202116 Jan., 02:00 UTC — 18 Jan. 2021, 02:00 UTCJeopardy On-line 24.01
*CTF 202116 Jan., 01:00 UTC — 18 Jan. 2021, 01:00 UTCJeopardy On-line 25.00
ISFCR Hackathon 202115 Jan., 05:30 UTC — 17 Jan. 2021, 05:30 UTCJeopardy On-line 0.00
Real World CTF 3rd09 Jan., 02:00 UTC — 11 Jan. 2021, 02:00 UTCJeopardy On-line 37.00
HAC-SEC 21'04 Jan., 04:00 UTC — 05 Jan. 2021, 04:00 UTCJeopardy On-line 22.35missing the scoreboard
Global CyberPeace Challenge 2.0 CTF-IT03 Jan., 03:30 UTC — 15 Jan. 2021, 18:30 UTCJeopardy On-line 0missing the scoreboard
TetCTF 202101 Jan., 00:00 UTC — 03 Jan. 2021, 00:00 UTCJeopardy On-line 25.00