May 21, 2025, 10:40 p.m. "smileyCTF 2025" dates changed.

May 19, 2025, 6:33 p.m. "AlpacaHack Round 11 (Web)" published.

May 19, 2025, 4:40 p.m. "BYUCTF 2025" scoreboard added.

May 19, 2025, 9:41 a.m. "Cyshock - The Awakening" scoreboard added.

May 17, 2025, 9:18 p.m. "UIUCTF 2025" dates changed.

May 14, 2025, 8:23 a.m. "LakeCTF Finals 24-25" scoreboard added.

May 13, 2025, 8:23 a.m. "DevSecOps CTF 2025" scoreboard added.

May 13, 2025, 8:23 a.m. "DevSecOps CTF 2025" scoreboard added.

May 12, 2025, 7:04 p.m. "GooseCTF - misc0nfig 25" scoreboard added.

May 12, 2025, 9:57 a.m. "SekaiCTF 2025" dates changed.

May 12, 2025, 1:04 a.m. "DamCTF 2025" scoreboard added.

May 11, 2025, 11:11 p.m. "San Diego CTF 2025" scoreboard added.

May 11, 2025, 7:55 p.m. "smileyCTF 2025" dates changed.

May 11, 2025, 10:46 a.m. "Break the Syntax CTF 2025" scoreboard added.

May 10, 2025, 6:51 p.m. "GooseCTF - misc0nfig 25" published.

May 10, 2025, 6:51 p.m. "Rams CTF 2025" published.

May 10, 2025, 6:51 p.m. "AMSI CTF 2025" published.

May 10, 2025, 6:43 p.m. "SAS CTF 2025 Quals" dates changed.

May 10, 2025, 3:38 p.m. "Haruulzangi U18 2025 Domestic Quals" scoreboard added.

May 10, 2025, 11:52 a.m. "CU school CTF 2025" scoreboard added.

May 10, 2025, 11:29 a.m. "Challenge the Cyber - Security Samurais" published.

May 10, 2025, 11:28 a.m. "SECPlayground Cybersplash 2025" published.

May 10, 2025, 11:28 a.m. "CU school CTF 2025" published.

May 10, 2025, 11:28 a.m. "WOCS'hAck 4d edition" published.

May 10, 2025, 11:28 a.m. "Haruulzangi U18 2025 Domestic Quals" published.

May 10, 2025, 11:28 a.m. "Nexzero.Ftc" published.

May 10, 2025, 11:28 a.m. "Cyshock - The Awakening" published.

May 10, 2025, 11:27 a.m. "PascalCTF Beginners 2026" is publically votable.

May 10, 2025, 11:27 a.m. "PascalCTF Beginners 2026" published.

May 10, 2025, 11:27 a.m. "BDSec CTF 2025" is publically votable.

May 10, 2025, 11:27 a.m. "BDSec CTF 2025" published.

May 10, 2025, 11:27 a.m. "BSides Mumbai CTF 2025" is publically votable.

May 10, 2025, 11:27 a.m. "BSides Mumbai CTF 2025" published.

May 10, 2025, 11:27 a.m. "Season V, US Cyber Open Competitive CTF" published.

May 10, 2025, 11:27 a.m. "Operation Cipher Shadows" published.

May 10, 2025, 11:26 a.m. "San Diego CTF 2025" is publically votable.

May 10, 2025, 11:26 a.m. "San Diego CTF 2025" published.

May 10, 2025, 11:25 a.m. "NahamCon CTF 2025" is publically votable.

May 10, 2025, 11:25 a.m. "NahamCon CTF 2025" published.

May 10, 2025, 11:25 a.m. "Hardwear.io USA 2025 Hardware CTF" published.

May 10, 2025, 11:24 a.m. "FAUST CTF 2025" is publically votable.

May 10, 2025, 11:24 a.m. "FAUST CTF 2025" published.

May 10, 2025, 11:24 a.m. "HITCON CTF 2025" is publically votable.

May 10, 2025, 11:24 a.m. "HITCON CTF 2025" published.

May 9, 2025, 9:34 p.m. "MaltaCTF 2025 Quals" dates changed.

May 9, 2025, 9:33 p.m. "smileyCTF 2025" dates changed.

May 9, 2025, 9:23 a.m. "Midnight Sun CTF 2025 Quals" dates changed.

May 8, 2025, 3:24 a.m. "RPCA CTF 2025" scoreboard added.

May 7, 2025, 1:43 a.m. "smileyCTF 2025" dates changed.

May 6, 2025, 10:49 p.m. "[POSTPONED] justCTF 2025 teaser" dates changed.