$ ctf42

Challenges

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Higher weight ≈ harder, more prestigious event.
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31 challenges · browse all techniques

Challenge CTF Weight Category Has
SekaiID
#android#ipc-abuse#claims-forgery
 SekaiCTF 2026 79.25 Misc files wu 1
Hijacker
#android#overlay-attack#tapjacking
 SekaiCTF 2024 36.96 Misc files wu 1
Miku_vs._Machine
#ppc#scheduling-algorithm
 SekaiCTF 2024 36.96 Misc files wu 1
Blockchain_Play_for_Free
#solana#solang#storage-read
 SekaiCTF 2023 24.86 Misc files wu 2
Blockchain_Re_Remix
#smart-contract#arbitrary-storage-write
 SekaiCTF 2023 24.86 Misc files wu 3
QR_God
#qr-code#error-correction
 SekaiCTF 2023 24.86 Misc files wu 1
SSH
#ssh-mitm#credential-theft
 SekaiCTF 2023 24.86 Misc files wu 1
impossible_stego SekaiCTF 2026 79.25 Misc files wu 1
I_love_this_world SekaiCTF 2023 24.86 Misc files wu 1
Minions_in_16k SekaiCTF 2026 79.25 Misc files
deadgame2 SekaiCTF 2026 79.25 Misc files
pokemon_park SekaiCTF 2026 79.25 Misc files
pokemon_park_revenge SekaiCTF 2026 79.25 Misc files
ufo SekaiCTF 2026 79.25 Misc files
Discrepancy SekaiCTF 2025 55.00 Misc files
Literal_Eval SekaiCTF 2025 55.00 Misc files
Nokotans_Antler_Tines SekaiCTF 2025 55.00 Misc files
Nokotans_Arcade SekaiCTF 2025 55.00 Misc files
Nokotans_Guidance SekaiCTF 2025 55.00 Misc files
Sekai_Bank_Transaction SekaiCTF 2025 55.00 Misc files
Miku_Jail SekaiCTF 2024 36.96 Misc files
Nokotan SekaiCTF 2024 36.96 Misc files
Railgun SekaiCTF 2024 36.96 Misc files
calcql SekaiCTF 2024 36.96 Misc files
A_letter_from_the_Human_Resource_Management SekaiCTF 2023 24.86 Misc files
Just_Another_Pickle_Jail SekaiCTF 2023 24.86 Misc files
Project_Sekai_Event_Planner SekaiCTF 2023 24.86 Misc files
Purple_Sheep_And_The_Apple_Rush SekaiCTF 2023 24.86 Misc files
Wiki_Game SekaiCTF 2023 24.86 Misc files
QR SekaiCTF 2022 24.86 Misc files src
issues SekaiCTF 2022 24.86 Misc files src