$ ctf42

Challenges

Category
Difficulty
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Higher weight ≈ harder, more prestigious event.
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68 challenges · browse all techniques

Challenge CTF Weight Category Has
Decompile
#algorithm-reimplementation
 OFPPT 2022 – Reverse files wu 1
Esoteric
#ghidra-static-analysis
 OFPPT 2022 – Reverse files wu 1
MeetMeInMiddle
#meet-in-the-middle (mitm)
 OFPPT 2022 – Crypto files wu 2
Pascal
#algorithm-reimplementation
 OFPPT 2022 – Reverse files wu 1
RSAMod
#rsa-common-modulus
 OFPPT 2022 – Crypto files wu 2
RSASmall
#rsa-low-exponent
 OFPPT 2022 – Crypto files wu 2
XOR
#known-plaintext-xor
 OFPPT 2022 – Crypto files wu 2
Logs OFPPT 2022 – Web files wu 1
Creds OFPPT 2022 – Pwn files
Dm-LevelMedium OFPPT 2022 – Web files
Unicode OFPPT 2022 – Reverse files
UnsecurePassword OFPPT 2022 – Pwn files
library OFPPT 2022 – Web files
trickster OFPPT 2022 – Pwn files
Alien_Circuit Akasec 2024 23.15 Hardware files
BOSS_LEVEL Akasec 2024 23.15 Crypto files
Bad_trip Akasec 2024 23.15 Pwn files
Bytecode Akasec 2024 23.15 Pwn files
DODOLOUF Akasec 2024 23.15 Crypto files
Flag_Checker Akasec 2024 23.15 Misc files
GCL Akasec 2024 23.15 Crypto files
Good_trip Akasec 2024 23.15 Pwn files
Grip Akasec 2024 23.15 Reverse files
HackerCommunity Akasec 2024 23.15 Web files
HackerNickName Akasec 2024 23.15 Web files
Lost Akasec 2024 23.15 Crypto files
Matry_Steg_oshka Akasec 2024 23.15 Misc files
Mips Akasec 2024 23.15 Reverse files
My_Calculus_Lab Akasec 2024 23.15 Crypto files
Orgalorg Akasec 2024 23.15 Reverse files
Packeta Akasec 2024 23.15 Reverse files
Paranoia Akasec 2024 23.15 Reverse files
Power_Over_All Akasec 2024 23.15 Crypto files
Proxy_For_Life Akasec 2024 23.15 Web files
Risks Akasec 2024 23.15 Reverse files
Rusty_Road Akasec 2024 23.15 Web files
Sperm_Rev Akasec 2024 23.15 Reverse files
Twin Akasec 2024 23.15 Crypto files
Upload Akasec 2024 23.15 Web files
Warmup Akasec 2024 23.15 Pwn files