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Challenges

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

Challenge CTF Weight Category Has
Do_you_even_lift_bro
#prng
 Hack.lu 2024 100.00 Reverse files wu 2
REGenerating_EXperience
#regex
 Hack.lu 2024 100.00 Reverse files wu 1
Cube_Hash
#brute-force
 Hack.lu 2023 94.73 Reverse files wu 1
Doki_Doki_Anticheat
#renpy
 Hack.lu 2023 94.73 Reverse files wu 2
Ghost
#game-reversing
 Hack.lu 2023 94.73 Reverse files wu 1
atareee
#6502
 Hack.lu 2021 94.48 Reverse files wu 1
pycoin
#python-bytecode
 Hack.lu 2021 94.48 Reverse files wu 1
GATTA Hack.lu 2025 98.02 Reverse files
INSTRUCTIONS_UNCLEAR Hack.lu 2025 98.02 Reverse files
QDISCWORLD Hack.lu 2025 98.02 Reverse files
Getting_into_Shape Hack.lu 2024 100.00 Reverse files
Strong_Password_Generator Hack.lu 2024 100.00 Reverse files
Treadmill Hack.lu 2024 100.00 Reverse files
FingerFood Hack.lu 2022 93.70 Reverse files
LeakyOrders Hack.lu 2022 93.70 Reverse files
cocktail_bar Hack.lu 2022 93.70 Reverse files
delicious_nugget_service Hack.lu 2022 93.70 Reverse files
marketmaker Hack.lu 2021 94.48 Reverse files
ollvm Hack.lu 2021 94.48 Reverse files
Python Crackme Hack.lu 2011 – Reverse files