$ ctf42

Challenges

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

25 challenges · browse all techniques

Challenge CTF Weight Category Has
Perfect_Blu
#dvd-vm#reversing
 SECCON 2023 Quals 100.00 Reverse files wu 1
Breaking_Out SECCON 2025 Quals – Reverse files
Crown_Flash SECCON 2025 Quals – Reverse files
Ez_Flag_Checker SECCON 2025 Quals – Reverse files
Mini_Bloat SECCON 2025 Quals – Reverse files
aeppel SECCON 2025 Quals – Reverse files
gyokuto SECCON 2025 Quals – Reverse files
F_is_for_Flag SECCON 2024 Quals – Reverse files
Jump SECCON 2024 Quals – Reverse files
Reaction SECCON 2024 Quals – Reverse files
packed SECCON 2024 Quals – Reverse files
qrackv SECCON 2024 Quals – Reverse files
Sickle SECCON 2023 Quals 100.00 Reverse files
jumpout SECCON 2023 Quals 100.00 Reverse files
optinimize SECCON 2023 Quals 100.00 Reverse files
xuyao SECCON 2023 Quals 100.00 Reverse files
babycmp SECCON 2022 Quals 97.90 Reverse files
devil_hunter SECCON 2022 Quals 97.90 Reverse files
doroboh SECCON 2022 Quals 97.90 Reverse files
eguite SECCON 2022 Quals 97.90 Reverse files
eldercmp SECCON 2022 Quals 97.90 Reverse files
constellations SECCON 2021 – Reverse files
corrupted_flag SECCON 2021 – Reverse files
dis-me SECCON 2021 – Reverse files
sed_programming SECCON 2021 – Reverse files