ctftime.org

Google calendar
auto updating
no account rating
no problem rating
no upsolving
1,658 contest(s) 202,409 accounts(s)

Country distribution

N Country Participants
number
1
Finland 		65

Most participated

N Handle Contests
number
1
while;do echo buffer owlerflow;done 		51
2
inci 		25
3
Tirunculi 		24
4
kettusec 		19
5
H-mmer 		16
6
CertIsMore 		15
7
Rakettiryhmä 		15
8
Testausserveri 		13
9
ECSC FI 		13
10
EE 		12
more

Last activity

N Handle Last
activity
1
Sinister Script 		Nov. 30, 2024
2
Nörda 		Nov. 15, 2024
3
Aurora Swarm 		Oct. 18, 2024
4
Rakettiryhmä 		Oct. 18, 2024
5
ECSC FI 		Sept. 28, 2024
6
bruhmomento 		April 26, 2024
7
EE 		April 5, 2024
8
NIGHT WATCHERS 		Feb. 17, 2024
9
ArcTeeK Pwnkeys 		Feb. 17, 2024
10
std::unordered_set 		Jan. 26, 2024
more

Past contests

End
Time
 Contest
Dec. 8, 2024 LakeCTF Quals 24-25
Dec. 8, 2024 ISITDTU CTF 2024 Finals
Dec. 8, 2024 snakeCTF 2024 Finals
Dec. 7, 2024 DFIR Labs CTF by The DFIR Report
Dec. 7, 2024 RedShift.Eclipse 2 Finals
Dec. 7, 2024 M*CTF 2024 Finals
Dec. 2, 2024 CYBERGON CTF_2024
Dec. 1, 2024 M*CTF 2024 Junior Finals
Dec. 1, 2024 World Wide CTF 2024
Dec. 1, 2024 HackTM CTF 2024
more

Coming contests

Start
Time
 Contest
tomorrow THJCC CTF 2024 winter
tomorrow TSG CTF 2024
tomorrow Russian CTF Cup 2024 Final
tomorrow m0leCon 2025 Beginner CTF
Dec. 15, 2024 NTUA_H4CK
Dec. 21, 2024 0CTF 2024
Dec. 22, 2024 BackdoorCTF 2024
Dec. 27, 2024 0xL4ugh CTF
Dec. 27, 2024 Wargames.MY CTF 2024
Dec. 27, 2024 hxp 38C3 CTF
more

Running contests

Time
Left
 Contest
04:18:19 WannaGame Championship
39:18:19 niteCTF 2024
48:18:19 HTB University CTF 2024: Binary Badlands