$ ctf42

Challenges

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

Challenge CTF Weight Category Has
bubble
#vm-reversing#bytecode
 corCTF 2025 82.00 Reverse files wu 1
purely_functional_oop
#compiler-exploitation#google-sheets
 corCTF 2025 82.00 Reverse files wu 1
whatever_floats_your_boat
#vm-reversing#floating-point#mxcsr
 corCTF 2025 82.00 Reverse files wu 1
corMine_2_Revelations
#rust-game-hacking#bevy
 corCTF 2024 55.00 Reverse files wu 1
corMine_The_Beginning
#rust-game-hacking#bevy
 corCTF 2024 55.00 Reverse files wu 1
crabheartpenguin
#rust-kernel-driver#reverse-engineering
 corCTF 2023 36.97 Reverse files wu 1
diophantus
#prime-field-crypto-reversing
 corCTF 2023 36.97 Reverse files wu 1
impossible-maze
#game-reversing#maze-solving
 corCTF 2023 36.97 Reverse files wu 1
vmquack_s_vectorized_vices
#vm-reversing#avx512
 corCTF 2023 36.97 Reverse files wu 1
msfrob
#import-obfuscation#aes-decryption
 corCTF 2022 24.92 Reverse files src wu 1
turbocrab
#jit-shellcode#substitution-recovery
 corCTF 2022 24.92 Reverse files src wu 1
vmquacks_revenge
#vm-reversing#anti-tampering
 corCTF 2022 24.92 Reverse files src wu 1
AliceInCeptionland
#dotnet-reversing#dnspy
 corCTF 2021 24.92 Reverse files wu 2
babyrev
#ghidra-static-analysis
 corCTF 2021 24.92 Reverse files wu 3
vmquack
#vm-reversing#custom-architecture
 corCTF 2021 24.92 Reverse files wu 1
zoom_zoom_vision
#cpp-reversing#substitution-cipher
 corCTF 2021 24.92 Reverse files wu 2
roll corCTF 2025 82.00 Reverse files
tagme corCTF 2025 82.00 Reverse files
yourock corCTF 2025 82.00 Reverse files
digest_me corCTF 2024 55.00 Reverse files
vmquacks_combinator corCTF 2024 55.00 Reverse files
blazing-fast corCTF 2023 36.97 Reverse files
generic-baby-rev-challenge corCTF 2023 36.97 Reverse files
utterly-deranged corCTF 2023 36.97 Reverse files
Interesting_Activity corCTF 2022 24.92 Reverse files
Microsoft_Loves_Linux corCTF 2022 24.92 Reverse files
bogus corCTF 2022 24.92 Reverse files src
edgelord corCTF 2022 24.92 Reverse files src
hackermans_dungeon corCTF 2022 24.92 Reverse files
AliceInSleeperio corCTF 2021 24.92 Reverse files
Circus corCTF 2021 24.92 Reverse files
generic-obfuscator corCTF 2021 24.92 Reverse files
vmstack corCTF 2021 24.92 Reverse files