$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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19 challenges · browse all techniques

Challenge CTF Weight Category Has
Mind_Boggle
#brainfuck#nested-encoding
 BuckeyeCTF 2025 – Misc files wu 1
Tons_of_Fun
#ton-smart-contract
 BuckeyeCTF 2025 – Misc files wu 1
fixpoint
#base64-custom-alphabet
 BuckeyeCTF 2024 50.91 Misc files wu 1
New_Management BuckeyeCTF 2023 34.50 Misc files wu 1
aNyFT BuckeyeCTF 2023 34.50 Misc files wu 1
Minecraft BuckeyeCTF 2025 – Misc files
esoteric_tokens BuckeyeCTF 2025 – Misc files
monkeys BuckeyeCTF 2025 – Misc files
rscryptodome BuckeyeCTF 2025 – Misc files
Free_C_Compiler_Online BuckeyeCTF 2024 50.91 Misc files
gentleman BuckeyeCTF 2024 50.91 Misc files
Birdwatching BuckeyeCTF 2023 34.50 Misc files
Breaking_Away BuckeyeCTF 2023 34.50 Misc files
Just_Hang_Man BuckeyeCTF 2023 34.50 Misc files
Needle_in_the_Wifi_Stack BuckeyeCTF 2023 34.50 Misc files
Ogrechat BuckeyeCTF 2023 34.50 Misc files
nada BuckeyeCTF 2023 34.50 Misc files
replace_me BuckeyeCTF 2023 34.50 Misc files
typscrip BuckeyeCTF 2023 34.50 Misc files