$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
Reset

38 challenges · browse all techniques

Challenge CTF Weight Category Has
rusty_vault
#aes
 DownUnderCTF 2024 68.04 Reverse files wu 1
flag_checker
#z3
 DownUnderCTF 2021 – Reverse files wu 1
no_strings
#static-analysis
 DownUnderCTF 2021 – Reverse files wu 2
connect_the_dots DownUnderCTF 2021 – Reverse files wu 1
SwiftPasswordManager_ClickMe DownUnderCTF 2025 91.66 Reverse files
SwiftPasswordManager_LoadMe DownUnderCTF 2025 91.66 Reverse files
bilingual DownUnderCTF 2025 91.66 Reverse files
godot DownUnderCTF 2025 91.66 Reverse files
rocky DownUnderCTF 2025 91.66 Reverse files
skippy DownUnderCTF 2025 91.66 Reverse files
Ternary_Brained DownUnderCTF 2024 68.04 Reverse files src
adorable_encrypted_animal DownUnderCTF 2024 68.04 Reverse files src
average_assembly_assignment DownUnderCTF 2024 68.04 Reverse files
dungeon DownUnderCTF 2024 68.04 Reverse files
number_mashing DownUnderCTF 2024 68.04 Reverse files
pressing_buttons DownUnderCTF 2024 68.04 Reverse files
sssshhhh DownUnderCTF 2024 68.04 Reverse files
All_Fathers_Wisdom DownUnderCTF 2023 46.63 Reverse files
SPACEGAME DownUnderCTF 2023 46.63 Reverse files
advanced_vector_expositions DownUnderCTF 2023 46.63 Reverse files
masked_squares_flag_checker DownUnderCTF 2023 46.63 Reverse files
number_theoretic_flag_checker DownUnderCTF 2023 46.63 Reverse files
pyny DownUnderCTF 2023 46.63 Reverse files
sideways DownUnderCTF 2023 46.63 Reverse files
wrong_signal DownUnderCTF 2023 46.63 Reverse files
Clicky DownUnderCTF 2022 – Reverse files
LegitAppNotRansomware DownUnderCTF 2022 – Reverse files
artisan DownUnderCTF 2022 – Reverse files
click_the_flag DownUnderCTF 2022 – Reverse files
ezpz-rev DownUnderCTF 2022 – Reverse files
js_lock DownUnderCTF 2022 – Reverse files
source_provided DownUnderCTF 2022 – Reverse files
xva DownUnderCTF 2022 – Reverse files
Juniperus DownUnderCTF 2021 – Reverse files
bullet_hell DownUnderCTF 2021 – Reverse files
flag_loader DownUnderCTF 2021 – Reverse files
flag_printer DownUnderCTF 2021 – Reverse files
Formatting DownUnderCTF 2020 24.44 Reverse files src