Dec. 10, 2021, 10:53 p.m. "Capture The TI_eRx" published.

Dec. 10, 2021, 10:52 p.m. "BackdoorCTF 2021" is publically votable.

Dec. 10, 2021, 10:52 p.m. "BackdoorCTF 2021" published.

Dec. 10, 2021, 10:52 p.m. "RuCTFE 2022" published.

Dec. 9, 2021, 5:08 p.m. "BackdoorCTF 2021" dates changed.

Dec. 9, 2021, 11:09 a.m. "SCTF 2021" dates changed.

Dec. 8, 2021, 7:02 a.m. "Codegate CTF 2022 Preliminary" dates changed.

Dec. 7, 2021, 8:50 p.m. "MetaCTF CyberGames 2021" scoreboard added.

Dec. 7, 2021, 4:11 p.m. "Cyber Santa is Coming to Town" scoreboard added.

Dec. 7, 2021, 3:29 p.m. "m0leCon CTF 2021" scoreboard added.

Dec. 7, 2021, 2:32 p.m. "ph0wn 2021" scoreboard added.

Dec. 6, 2021, 8:57 p.m. "iCTF 2021" scoreboard added.

Dec. 6, 2021, 5:09 p.m. "2021 Metasploit community CTF" scoreboard added.

Dec. 6, 2021, 1:33 p.m. "Capture The TI_eRx" is postponed.

Dec. 6, 2021, 5:16 a.m. "HITCON CTF 2021" scoreboard added.

Dec. 5, 2021, 6:24 p.m. Team "H4CK3R_C3115_453" added as an alias to "H@CK3R5_C3115_453".

Dec. 5, 2021, 6:24 p.m. Team "TheMuffinMob" added as an alias to "WPICSC".

Dec. 5, 2021, 6:24 p.m. Team "zhong.xina" added as an alias to "why are we still here? just to suffer?".

Dec. 5, 2021, 6:24 p.m. Team "nnewram" added as an alias to "watevr".

Dec. 5, 2021, 6:24 p.m. Team "Gliderous Tiger" added as an alias to "GliderousTigers".

Dec. 5, 2021, 6:24 p.m. Team "0xdeada1u5" added as an alias to "daidalos_academy".

Dec. 5, 2021, 6:23 p.m. Team "_n4s1R_" added as an alias to "n4s1R".

Dec. 5, 2021, 6:23 p.m. Team "zhaoqi" added as an alias to "锟斤拷烫烫烫".

Dec. 5, 2021, 6:23 p.m. Team "HDcourse" added as an alias to "[HD]course".

Dec. 5, 2021, 6:23 p.m. Team "In4maticLads" added as an alias to "In4maticsLads".

Dec. 5, 2021, 6:23 p.m. Team "Ridiculous Burping Trumpets" added as an alias to "RaBaTe pwners".

Dec. 5, 2021, 1:39 p.m. "VULNCON CTF 2021" scoreboard added.

Dec. 5, 2021, 9:07 a.m. "ASIS CTF Finals 2021" dates changed.

Dec. 4, 2021, 6:36 a.m. "HITB PRO CTF 2021" scoreboard added.

Dec. 3, 2021, 10:52 p.m. "Newark Academy CTF 2021" dates changed.

Dec. 3, 2021, 12:38 p.m. "HITB PRO CTF 2021" is publically votable.

Dec. 3, 2021, 12:38 p.m. "HITB PRO CTF 2021" published.

Dec. 3, 2021, 8:28 a.m. "BSides Algiers 2021 Finals" published.

Dec. 2, 2021, 6:11 a.m. "Global CyberPeace Challenge 3.0 CTF-IT" dates changed.

Nov. 29, 2021, 3:13 p.m. "RuCTFE 2022" dates changed.

Nov. 29, 2021, 3:13 p.m. "RuCTFE 2021" is postponed.

Nov. 29, 2021, 9:19 a.m. "ISITDTU CTF 2021 Quals" scoreboard added.

Nov. 29, 2021, 8:21 a.m. "Securebug.se CTF Thor 2021" scoreboard added.

Nov. 29, 2021, 6:46 a.m. "Global CyberPeace Challenge 3.0 CTF-IT" dates changed.

Nov. 28, 2021, 8:57 p.m. "CyberSecurityRumble CTF" scoreboard added.

Nov. 28, 2021, 2:18 p.m. "TFC CTF 2021" scoreboard added.

Nov. 28, 2021, 1:18 p.m. "Dragon CTF 2021" scoreboard added.

Nov. 27, 2021, 6:06 a.m. "Damncon 2021" scoreboard added.

Nov. 26, 2021, 1:05 p.m. Team "W1C3" added as an alias to "Flaggermeister".

Nov. 26, 2021, 1:05 p.m. Team "go1ng" added as an alias to "arachnex".

Nov. 26, 2021, 1:05 p.m. Team "abhay" added as an alias to "Futsu".

Nov. 26, 2021, 1:04 p.m. Team "RadboudInstOfPwning" added as an alias to "Radboud Institute of Pwning".

Nov. 26, 2021, 1:04 p.m. Team "pan33rkada1" added as an alias to "pan33r_kada1".

Nov. 26, 2021, 1:04 p.m. Team "Manzaras Magpies" added as an alias to "Manzara's Magpies".

Nov. 26, 2021, 1:04 p.m. Team "Gliderous Tigers" added as an alias to "GliderousTigers".