Feb. 5, 2021, 8:19 p.m. "GunnHacks 7.0" is postponed.

Feb. 5, 2021, 5:52 p.m. "Cohesion" dates changed.

Feb. 5, 2021, 2:06 p.m. "JUST CTF" dates changed.

Feb. 5, 2021, 2:03 p.m. "JUST CTF" dates changed.

Feb. 1, 2021, 7:10 a.m. "ångstromCTF 2021" dates changed.

Jan. 31, 2021, 11:05 p.m. "justCTF [*] 2020" scoreboard added.

Jan. 31, 2021, 4:32 p.m. "zer0pts CTF 2021" is publically votable.

Jan. 30, 2021, 5:59 p.m. "0x41414141 CTF" scoreboard added.

Jan. 28, 2021, 11:56 a.m. "TrollCAT CTF 2021" is publically votable.

Jan. 28, 2021, 11:56 a.m. "GunnHacks 7.0" is publically votable.

Jan. 28, 2021, 11:55 a.m. "SecureBug CTF" is publically votable.

Jan. 28, 2021, 11:55 a.m. "Tenable CTF 2021" is publically votable.

Jan. 28, 2021, 11:55 a.m. "ångstromCTF 2021" is publically votable.

Jan. 28, 2021, 11:55 a.m. "HSCTF 8" is publically votable.

Jan. 28, 2021, 11:55 a.m. "Midnight Sun CTF 2021 Finals" is publically votable.

Jan. 27, 2021, 4:55 p.m. "TrollCAT CTF 2021" dates changed.

Jan. 27, 2021, 4:52 p.m. "Shadow CTF" scoreboard added.

Jan. 26, 2021, 2:02 p.m. "Tenable CTF 2021" dates changed.

Jan. 26, 2021, 4:34 a.m. "ångstromCTF 2021" dates changed.

Jan. 24, 2021, 5:19 p.m. "Crypto CTF 2021" is publically votable.

Jan. 24, 2021, 5:19 p.m. "b01lers CTF" is publically votable.

Jan. 24, 2021, 5:18 p.m. "PoseidonCTF 2nd Edition" is publically votable.

Jan. 24, 2021, 5:18 p.m. "Bambi CTF #5" is publically votable.

Jan. 23, 2021, 4:16 p.m. Team "Combinatorial_Hax0rs" added as an alias to "ReverseEntropy".

Jan. 23, 2021, 4:16 p.m. Team "Fringillidae" added as an alias to "Finch".

Jan. 23, 2021, 4:16 p.m. Team "胖胖胖" added as an alias to "slipper".

Jan. 23, 2021, 4:16 p.m. Team "NavyB1ue" added as an alias to "NavyBlue".

Jan. 23, 2021, 4:16 p.m. Team "P3aky H4cker5" added as an alias to "P34ky H4ck3r5".

Jan. 23, 2021, 4:16 p.m. Team "Phishing levels" added as an alias to "Phishing lvls?".

Jan. 23, 2021, 4:16 p.m. Team "hrca" added as an alias to "aloe".

Jan. 23, 2021, 3:59 p.m. "0xL4ughCTF" scoreboard added.

Jan. 19, 2021, 7:56 a.m. "San Diego CTF 2021" is publically votable.

Jan. 19, 2021, 7:55 a.m. "PoseidonCTF 2nd Edition" is not publically votable.

Jan. 19, 2021, 7:55 a.m. "PoseidonCTF 2nd Edition" is postponed.

Jan. 18, 2021, 3:08 p.m. "*CTF 2021" scoreboard added.

Jan. 18, 2021, 4:52 a.m. "BambooFox CTF 2021" scoreboard added.

Jan. 18, 2021, 4:50 a.m. "The Cyber Grabs CTF 0x02" scoreboard added.

Jan. 17, 2021, 9:06 p.m. "San Diego CTF 2021" dates changed.

Jan. 17, 2021, 7:25 p.m. "DEF CON CTF Qualifier 2021" is publically votable.

Jan. 17, 2021, 7:06 a.m. "ISFCR Hackathon 2021" scoreboard added.

Jan. 14, 2021, 4:03 p.m. "0xL4ughCTF" scoreboard added.

Jan. 14, 2021, 12:42 p.m. "0x41414141 CTF" is publically votable.

Jan. 14, 2021, 12:42 p.m. "saarCTF 2021" is publically votable.

Jan. 14, 2021, 12:42 p.m. "Shakti CTF" is publically votable.

Jan. 14, 2021, 12:41 p.m. "darkCON CTF" is publically votable.

Jan. 14, 2021, 12:41 p.m. "0xL4ughCTF" is publically votable.

Jan. 13, 2021, 2:48 p.m. "0x41414141 CTF" dates changed.

Jan. 12, 2021, 10:40 a.m. Team "Омавиат" added as an alias to "Omaviat".

Jan. 11, 2021, 9:06 a.m. "0x41414141 CTF" dates changed.

Jan. 11, 2021, 5:47 a.m. "Real World CTF 3rd" scoreboard added.