May 26, 2026, 8:12 p.m. "LakeCTF Finals 25-26" scoreboard added.

May 26, 2026, 8:04 p.m. "LakeCTF Finals 25-26" is publically votable.

May 26, 2026, 8:04 p.m. "LakeCTF Finals 25-26" published.

May 25, 2026, 7:38 a.m. "COMPFEST CTF 2026" is publically votable.

May 25, 2026, 7:38 a.m. "COMPFEST CTF 2026" published.

May 24, 2026, 11:04 a.m. "TJCTF 2026" scoreboard added.

May 23, 2026, 2:57 a.m. "Hack for a Change 2026 May: UN SDG 1" scoreboard added.

May 21, 2026, 11:34 a.m. "SamaraCTF 2026" scoreboard added.

May 21, 2026, 10:26 a.m. "SamaraCTF 2026" is publically votable.

May 21, 2026, 10:26 a.m. "SamaraCTF 2026" published.

May 20, 2026, 10:19 a.m. "0xV01D CTF 2026" scoreboard added.

May 19, 2026, 7:50 p.m. "UralCUP 2026" scoreboard added.

May 19, 2026, 11:01 a.m. "Midnight Sun CTF 2026 Quals" scoreboard added.

May 17, 2026, 5:42 p.m. "TJCTF 2026" scoreboard added.

May 17, 2026, 9:05 a.m. "NDIAS Automotive/IoT CTF" scoreboard added.

May 16, 2026, 10:49 p.m. "Hack4Krak CTF 2026 - High School Edition" published.

May 16, 2026, 5:18 p.m. "RAMunchers CTF" scoreboard added.

May 15, 2026, 12:01 p.m. "Hack for a Change 2026 May: UN SDG 1" is publically votable.

May 15, 2026, 12:01 p.m. "Hack for a Change 2026 May: UN SDG 1" published.

May 13, 2026, 8:58 a.m. "Maltego Community OSINT CTF" scoreboard added.

May 12, 2026, 5:39 p.m. "Azure Assassin Alliance CTF 2026" scoreboard added.

May 10, 2026, 10:12 p.m. "plfanzen CFT 2026" scoreboard added.

May 10, 2026, 9:21 p.m. "Break The Syntax CTF 2026" scoreboard added.

May 10, 2026, 8:11 p.m. "From Dusk Till Dawn Quals" scoreboard added.

May 10, 2026, 11:42 a.m. "Midnight Sun CTF 2026 Quals" dates changed.

May 10, 2026, 8:35 a.m. "BKISC CTF 2026" scoreboard added.

May 9, 2026, 11:41 a.m. "Midnight Sun CTF 2026 Quals" dates changed.

May 8, 2026, 5:29 p.m. "THCon 2K26 CTF" scoreboard added.

May 8, 2026, 1:20 p.m. "RPCA CTF 2026" published.

May 8, 2026, 1:12 p.m. "NDIAS Automotive/IoT CTF" is publically votable.

May 8, 2026, 1:12 p.m. "NDIAS Automotive/IoT CTF" published.

May 8, 2026, 1:09 p.m. "RAMunchers CTF" is publically votable.

May 8, 2026, 1:09 p.m. "RAMunchers CTF" published.

May 6, 2026, 6:27 p.m. "RAZER CTF 2026" scoreboard added.

May 6, 2026, 11:06 a.m. "Grey Cat The Flag 2026 Finals" dates changed.

May 6, 2026, 11:06 a.m. "Grey Cat The Flag 2026 Qualifiers" dates changed.

May 4, 2026, 8:51 a.m. "UniVsThreats 26 Finals CTF" scoreboard added.

May 4, 2026, 6:04 a.m. "THEM?!CTF 2026" dates changed.

May 3, 2026, 4:05 p.m. "KubSTU CTF" scoreboard added.

May 3, 2026, 1:27 p.m. "Anti-Slop CTF 2026" is publically votable.

May 3, 2026, 1:27 p.m. "Anti-Slop CTF 2026" published.

May 3, 2026, 10:40 a.m. "ZEROBREACH CTF" published.

May 3, 2026, 10:36 a.m. "Hackअस्त्र" is publically votable.

May 3, 2026, 10:36 a.m. "Hackअस्त्र" published.

May 3, 2026, 10:05 a.m. "0xV01D CTF 2026" dates changed.

May 3, 2026, 10:04 a.m. "0xV01D CTF 2026" is publically votable.

May 3, 2026, 10:04 a.m. "0xV01D CTF 2026" published.

May 3, 2026, 1:26 a.m. "MCTF 5.0" scoreboard added.

May 2, 2026, 8:31 p.m. "H7CTF 2026 Finals" is publically votable.

May 2, 2026, 8:31 p.m. "H7CTF 2026 Finals" published.