$ ctf42

Challenges

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

Challenge CTF Weight Category Has
RiddleMe BDSec 2025 15.62 Misc files
Riddle_of_The_Child_and_the_Thirteenth BDSec 2025 15.62 Misc files
TasmotaHack BDSec 2025 15.62 Reverse files
The_Promise_Was_Not_True BDSec 2025 15.62 Misc files
The_Story_Teller BDSec 2025 15.62 Reverse files
Time_Based_Caesar BDSec 2025 15.62 Crypto files
Woody_s_Hidden_Trigger BDSec 2025 15.62 Pwn files
Yeti_Killer BDSec 2025 15.62 Web files
net BDSec 2025 15.62 Misc files
revME BDSec 2025 15.62 Reverse files
Astra_and_Equinox KnightCTF 2025 18.78 Crypto files
Binary_Quest KnightCTF 2025 18.78 Reverse files
Easy_Path_to_the_Grail KnightCTF 2025 18.78 Reverse files
Forward_Yet_It_Falls_Back KnightCTF 2025 18.78 Crypto files
Knight_Bank KnightCTF 2025 18.78 Pwn files
Knight_s_Enigma KnightCTF 2025 18.78 Reverse files
Reflections_in_the_Random KnightCTF 2025 18.78 Crypto files
Worthy_Knight KnightCTF 2025 18.78 Reverse files
net KnightCTF 2025 18.78 Misc files
Dragons_Binary KnightCTF 2024 6.65 Reverse files
Get_The_Sword KnightCTF 2024 6.65 Pwn files
Knight_Armoury KnightCTF 2024 6.65 Reverse files
Oceanic KnightCTF 2024 6.65 Stego files
Random_Shamir_Adleman KnightCTF 2024 6.65 Crypto files
Saphira_and_the_Valyrian_Sword KnightCTF 2024 6.65 Reverse files
net KnightCTF 2024 6.65 Misc files
win..._win..._window... KnightCTF 2024 6.65 Pwn files
E4sy_Crypto BDSec 2023 12.23 Crypto files
Ghost BDSec 2023 12.23 Pwn files
IP_Addr BDSec 2023 12.23 Misc files
Injection BDSec 2023 12.23 Web files
Lucky_Number BDSec 2023 12.23 Reverse files
Not_That_Easy BDSec 2023 12.23 Reverse files
anyaForger BDSec 2023 12.23 Pwn files
callme BDSec 2023 12.23 Pwn files
BDSec_License_Checker_0x1 BDSec 2022 12.23 Reverse files
BDSec_License_Checker_0x2 BDSec 2022 12.23 Reverse files
BDSec_License_Checker_0x3 BDSec 2022 12.23 Reverse files
CryptoCode BDSec 2022 12.23 Crypto files
Dominoes BDSec 2022 12.23 Crypto files