https://ctftime.org/event/1923
CTFtime.org / SekaiCTF 2023
SekaiCTF is back for its second iteration! This year’s competition takes place over 48 hours, featuring various categ...
ctftimesekaictf
https://ctftime.org/event/2683
CTFtime.org / SekaiCTF 2025
SekaiCTF returns for its fourth edition! While the overall difficulty has been designed to suit intermediate and adva...
ctftimesekaictf
https://ctftime.org/event/1619
CTFtime.org / SekaiCTF 2022
SekaiCTF is a 48-hour CTF event hosted by team Project Sekai. We offer challenges from beginner to advanced levels an...
ctftimesekaictf
https://ctftime.org/event/2243
CTFtime.org / SekaiCTF 2024
SekaiCTF is back for its third iteration! This year’s competition will feature various categories designed to test pa...
ctftimesekaictf