$ ctf42

Challenges

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

Challenge CTF Weight Category Has
Backdoor BackdoorCTF 2025 – Reverse files
Easy_Crackme BackdoorCTF 2025 – Reverse files
Infinity BackdoorCTF 2025 – Reverse files
Not_so_easy BackdoorCTF 2025 – Reverse files
SIMD_Highway BackdoorCTF 2025 – Reverse files
The_Stage BackdoorCTF 2025 – Reverse files
To_jmp_or_not_jmp BackdoorCTF 2025 – Reverse files
Vault BackdoorCTF 2025 – Reverse files
Where_code BackdoorCTF 2025 – Reverse files
mazerunner BackdoorCTF 2025 – Reverse files
Annoying BackdoorCTF 2024 – Reverse files
Between_Two_Worlds BackdoorCTF 2024 – Reverse files
GoBlind BackdoorCTF 2024 – Reverse files
Impossible...Right BackdoorCTF 2024 – Reverse files
Mario_lite BackdoorCTF 2024 – Reverse files
Ratatouille BackdoorCTF 2024 – Reverse files
Wabi_Sabi BackdoorCTF 2024 – Reverse files
Blowcode BackdoorCTF 2023 – Reverse files
Gotta_Go_Fast BackdoorCTF 2023 – Reverse files
Hiashi_of_the_shades BackdoorCTF 2023 – Reverse files
Open_Sesame BackdoorCTF 2023 – Reverse files
Secret_Door BackdoorCTF 2023 – Reverse files
Sl4ydroid BackdoorCTF 2023 – Reverse files
baby_eBPF BackdoorCTF 2023 – Reverse files
5p4gh3tt1 BackdoorCTF 2022 24.70 Reverse files
MazeRunner2.0 BackdoorCTF 2022 24.70 Reverse files
YameteKudasai BackdoorCTF 2022 24.70 Reverse files