Sept. 8, 2021, 9:45 a.m. "DeconstruCT.F" dates changed.

Sept. 6, 2021, 11:26 a.m. "ALLES! CTF 2021" scoreboard added.

Sept. 6, 2021, 9:12 a.m. "K3RN3LCTF" is publically votable.

Sept. 6, 2021, 9:12 a.m. "K3RN3LCTF" published.

Sept. 6, 2021, 9:12 a.m. "M*CTF 2021 Quals" is publically votable.

Sept. 6, 2021, 9:12 a.m. "M*CTF 2021 Quals" published.

Sept. 6, 2021, 9:11 a.m. "Sunshine CTF 2021" is publically votable.

Sept. 6, 2021, 9:11 a.m. "Sunshine CTF 2021" published.

Sept. 6, 2021, 5:44 a.m. "Tamil CTF 2021" published.

Sept. 5, 2021, 5:02 p.m. "GrabCON CTF 2021" scoreboard added.

Sept. 5, 2021, 1:08 p.m. "Tamil CTF 2021" dates changed.

Sept. 5, 2021, 1:08 p.m. "Tamil CTF 2021" is postponed.

Sept. 4, 2021, 4:35 p.m. "Reply Cyber Security Challenge 2021" published.

Sept. 4, 2021, 4:34 p.m. "Collegiate SECTF" published.

Aug. 31, 2021, 9:45 a.m. Team "KMA_Newbie" added as an alias to "A New One".

Aug. 31, 2021, 9:40 a.m. Team "r3dact0r" added as an alias to "What-A-What".

Aug. 31, 2021, 9:40 a.m. Team "Nabu" added as an alias to "Ret2Cringe".

Aug. 31, 2021, 9:40 a.m. Team "Rocinante" added as an alias to "Fl4g Sm4sher".

Aug. 31, 2021, 9:38 a.m. Team "TCache_Money" added as an alias to "Tcache Money".

Aug. 31, 2021, 9:38 a.m. Team "JHack_Chirac" added as an alias to "J'Hack Chirac".

Aug. 31, 2021, 9:38 a.m. Team "春秋GAME-Nu1L" added as an alias to "Nu1L".

Aug. 31, 2021, 9:35 a.m. Team "Inglorious Monkeys" added as an alias to "IngloriousMonkeys".

Aug. 31, 2021, 9:35 a.m. Team "ractfail" added as an alias to "ctfailures".

Aug. 31, 2021, 9:35 a.m. Team "TehEveryDay" added as an alias to "Teh".

Aug. 31, 2021, 9:35 a.m. Team "cyberholicsanonymous" added as an alias to "Cyberholics Anonymous".

Aug. 31, 2021, 9:33 a.m. Team "ACS Oreo" added as an alias to "Applied Cybersecurity Society - Oreo".

Aug. 31, 2021, 9:33 a.m. Team "Social Engineering Experts" added as an alias to "Social Engineering Xperts".

Aug. 31, 2021, 9:32 a.m. Team "The 15th Standrd" added as an alias to "The 15th Standard".

Aug. 31, 2021, 9:26 a.m. Team "Pseudo sudo" added as an alias to "Psuedo Sudo".

Aug. 31, 2021, 9:26 a.m. Team "FireFl13s" added as an alias to "Fir3Fl13s".

Aug. 31, 2021, 9:26 a.m. Team "I Love Teh Peng" added as an alias to "Ilovetehpeng".

Aug. 31, 2021, 9:26 a.m. Team "Lemon & Lyne" added as an alias to "Lemon and Lyne".

Aug. 31, 2021, 9:26 a.m. Team "AbyssalCruelty" added as an alias to "Abyssal Cruelty".

Aug. 31, 2021, 9:22 a.m. "HK Cyber Security New Generation CTF Challenge 2021" dates changed.

Aug. 31, 2021, 3:28 a.m. "WMCTF 2021" scoreboard added.

Aug. 30, 2021, 10:38 a.m. "YauzaCTF 2021" scoreboard added.

Aug. 30, 2021, 9:04 a.m. "N1CTF 2021" dates changed.

Aug. 30, 2021, 7:36 a.m. "ALLES! CTF 2021" dates changed.

Aug. 30, 2021, 7:31 a.m. "Web-vkl CTF" is not publically votable.

Aug. 30, 2021, 7:31 a.m. "Web-vkl CTF" is publically votable.

Aug. 30, 2021, 7:31 a.m. "Web-vkl CTF" published.

Aug. 30, 2021, 7:13 a.m. "SPbCTF's Student CTF 2021 Finals" published.

Aug. 30, 2021, 7:13 a.m. "SPbCTF's Student CTF 2021 Finals" is postponed.

Aug. 29, 2021, 6:38 p.m. "TamilCTF" is publically votable.

Aug. 29, 2021, 6:38 p.m. "TamilCTF" published.

Aug. 29, 2021, 6:37 p.m. "BuckeyeCTF 2021" is publically votable.

Aug. 29, 2021, 6:37 p.m. "BuckeyeCTF 2021" published.

Aug. 29, 2021, 6:37 p.m. "Hack-A-Sat 2 Finals" is publically votable.

Aug. 29, 2021, 6:37 p.m. "Hack-A-Sat 2 Finals" published.

Aug. 29, 2021, 4:36 p.m. "YauzaCTF 2021" scoreboard added.