NameDateFormatLocationWeightNotes
3kCTF-202115 May, 11:00 UTC — 16 May 2021, 17:00 UTCJeopardy On-line 24.14*
OMH 2021 CTF15 May, 11:00 UTC — 16 May 2021, 11:00 UTCJeopardy34.65*
FarEastCTF - 202115 May, 10:30 UTC — 15 May 2021, 18:00 UTCJeopardy Russia, Khabarovsk 23.40
m0leCon CTF 2021 Teaser14 May, 17:00 UTC — 15 May 2021, 17:00 UTCJeopardy On-line 24.55*
DCTF 202114 May, 15:00 UTC — 16 May 2021, 21:59 UTCJeopardy On-line 0*
saarCTF 202108 May, 13:00 UTC — 08 May 2021, 22:00 UTCAttack-Defense On-line 24.42
PwnTillDawn Online Battlefield - Goodwill Edition 202108 May, 05:00 UTC — 09 May 2021, 05:00 UTCHack quest On-line 0.00
San Diego CTF 202108 May, 00:00 UTC — 10 May 2021, 00:00 UTCJeopardy On-line 24.42
DawgCTF 202107 May, 22:00 UTC — 08 May 2021, 22:00 UTCJeopardy On-line 23.29
Hack Zone Tunisia 202101 May, 21:00 UTC — 02 May 2021, 09:00 UTCJeopardy On-line 48.96missing the scoreboard
DEF CON CTF Qualifier 202101 May, 00:00 UTC — 03 May 2021, 00:00 UTCJeopardy On-line 80.92
WPICTF 202123 April, 22:00 UTC — 25 April 2021, 22:00 UTCJeopardy On-line 36.40
HeroCTF v323 April, 20:00 UTC — 25 April 2021, 22:00 UTCJeopardy On-line 24.08
TAMUctf 202122 April, 23:00 UTC — 25 April 2021, 23:00 UTCJeopardy On-line 24.92
S4CTF 202122 April, 17:30 UTC — 24 April 2021, 17:30 UTCJeopardy On-line 24.60
Securebug.se CTF Odin 202120 April, 14:00 UTC — 22 April 2021, 14:00 UTCJeopardy On-line 17.90
Cyber Apocalypse 202119 April, 12:00 UTC — 23 April 2021, 18:00 UTCJeopardy On-line 24.33
Bambi CTF #517 April, 10:00 UTC — 17 April 2021, 16:00 UTCAttack-Defense On-line 24.50
Great Lakes Security Conference CTF16 April, 22:00 UTC — 19 April 2021, 22:00 UTCJeopardy On-line 24.60
PlaidCTF 202116 April, 21:00 UTC — 18 April 2021, 21:00 UTCJeopardy On-line 99.64
UMDCTF 202116 April, 21:00 UTC — 18 April 2021, 21:00 UTCJeopardy On-line 24.02
Incognito 2.016 April, 18:30 UTC — 18 April 2021, 12:30 UTCJeopardy On-line 21.29
HackPack CTF 202116 April, 15:00 UTC — 17 April 2021, 15:00 UTCJeopardy On-line 24.31
_EVENT CHANGED_16 April, 14:00 UTC — 16 April 2021, 22:00 UTCJeopardy On-line 24.31missing the scoreboard
MidnightFlag CTF10 April, 22:00 UTC — 11 April 2021, 06:00 UTCJeopardy On-line 0.00missing the scoreboard
Midnight Sun CTF 2021 Quals09 April, 17:00 UTC — 10 April 2021, 17:00 UTCJeopardy On-line 50.32
RITSEC CTF 202109 April, 16:00 UTC — 11 April 2021, 16:00 UTCJeopardy On-line 26.81
BSides Canberra 2021 CTF09 April, 00:00 UTC — 10 April 2021, 05:00 UTCJeopardy Canberra, Australia 0.00
Pragyan CTF 202108 April, 00:00 UTC — 09 April 2021, 23:59 UTCJeopardy On-line 11.91
b01lers CTF03 April, 22:00 UTC — 05 April 2021, 22:00 UTCJeopardy On-line 22.99
JUST CTF Finals 202103 April, 12:12 UTC — 06 April 2021, 12:12 UTCJeopardy Jordan, Irbid 0.00missing the scoreboard
Shakti CTF03 April, 06:30 UTC — 04 April 2021, 18:30 UTCJeopardy On-line 25.00missing the scoreboard
√•ngstromCTF 202103 April, 00:00 UTC — 07 April 2021, 23:59 UTCJeopardy On-line 46.09
ImaginaryCTF01 April, 16:00 UTC — 30 April 2021, 16:00 UTCJeopardy On-line 0missing the scoreboard
ALLES! CTF 2021 HW Edition01 April, 15:00 UTC — 01 April 2021, 23:00 UTCAttack-Defense On-line 36.35missing the scoreboard
X-MAS GTF 202101 April, 00:00 UTC — 02 April 2021, 00:00 UTCJeopardy On-line 25.00
FooBar CTF 202131 March, 18:30 UTC — 01 April 2021, 18:30 UTCJeopardy On-line 21.54
VolgaCTF 2021 Qualifier27 March, 14:00 UTC — 28 March 2021, 14:00 UTCJeopardy On-line 32.73
CS166 x FSAB CTF 202127 March, 00:00 UTC — 28 March 2021, 00:00 UTCJeopardy On-line 0Academic teams only
UMassCTF 202126 March, 22:00 UTC — 28 March 2021, 22:00 UTCJeopardy On-line 23.35
SPRUSH CTF Quals 202121 March, 07:00 UTC — 21 March 2021, 21:00 UTCJeopardy On-line 22.27
Securinets CTF Quals 202120 March, 17:00 UTC — 21 March 2021, 17:00 UTCJeopardy On-line 41.71
PoseidonCTF 2nd Edition **cancelled**20 March, 13:37 UTC — 22 March 2021, 01:37 UTCJeopardy On-line 24.78missing the scoreboard
LINE CTF 202120 March, 00:00 UTC — 21 March 2021, 00:00 UTCJeopardy On-line 23.68
BlueHens CTF 202119 March, 18:00 UTC — 21 March 2021, 18:00 UTCJeopardy On-line 22.52
Codefest CTF 202019 March, 12:30 UTC — 20 March 2021, 12:30 UTCJeopardy On-line 33.97
picoCTF 202116 March, 17:00 UTC — 30 March 2021, 20:00 UTCJeopardy On-line 0School teams onlymissing the scoreboard
vishwaCTF 202113 March, 10:00 UTC — 14 March 2021, 22:00 UTCJeopardy On-line 20.45
BCA CTF 202113 March, 10:00 UTC — 13 March 2021, 17:15 UTCJeopardy On-line 0.00missing the scoreboard
UTCTF 202113 March, 00:00 UTC — 15 March 2021, 00:00 UTCJeopardy On-line 34.11
NahamCon CTF 202112 March, 20:00 UTC — 14 March 2021, 20:00 UTCJeopardy On-line 24.98
DaVinciCTF 202112 March, 16:00 UTC — 14 March 2021, 16:00 UTCJeopardy On-line 24.52
White-Hats Break the Syntax CTF12 March, 15:00 UTC — 14 March 2021, 15:00 UTCJeopardy On-line 23.36
BSidesSF 2021 CTF06 March, 20:00 UTC — 08 March 2021, 22:00 UTCJeopardy On-line 23.94
zer0pts CTF 202106 March, 00:00 UTC — 07 March 2021, 12:00 UTCJeopardy On-line 24.56
Winja CTF06 March, 00:00 UTC — 06 March 2021, 13:00 UTCHack quest On-line 23.50
HTB University CTF 2021 Finals05 March, 13:00 UTC — 06 March 2021, 13:00 UTCJeopardy On-line 24.33
D^3CTF 202105 March, 12:00 UTC — 07 March 2021, 12:00 UTCJeopardy On-line 20.00
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 23.85
Union CTF 202119 Feb., 19:00 UTC — 21 Feb. 2021, 19:00 UTCJeopardy On-line 24.24
Tenable CTF 202118 Feb., 12:00 UTC — 22 Feb. 2021, 12:00 UTCJeopardy On-line 22.65
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 21.79
DiceCTF 202106 Feb., 00:00 UTC — 08 Feb. 2021, 00:00 UTCJeopardy On-line 24.86
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 202117 Jan., 04:30 UTC — 17 Jan. 2021, 10:30 UTCJeopardy On-line 18.46
BambooFox CTF 202116 Jan., 02:00 UTC — 18 Jan. 2021, 02:00 UTCJeopardy On-line 24.14
*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
0xL4ughCTF14 Jan., 12:00 UTC — 16 Jan. 2021, 12:00 UTCJeopardy21.38
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