$ ctf42

Challenges

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

Challenge CTF Weight Category Has
University_Paper FortID 2024 – Crypto files
Vault FortID 2024 – Reverse files
Wikipedia_Signatures FortID 2024 – Crypto files
Your_papers_please FortID 2024 – Misc files
An_Average_Challenge FortID 2023 – Pwn files
Baby_Flag_Checker FortID 2023 – Reverse files
Baby_Shuffle FortID 2023 – Crypto files
Balanced FortID 2023 – Reverse files
Classical_Conundrum FortID 2023 – Crypto files
Custom_Cipher FortID 2023 – Crypto files
Do_You_Still_Feel_Lucky FortID 2023 – Pwn files
Free_Flag FortID 2023 – Reverse files
Math_is_hard FortID 2023 – Pwn files
Memory_Safe_ECDSA FortID 2023 – Crypto files
No_admin_no_problem FortID 2023 – Web files
Perfect_Secrecy FortID 2023 – Crypto files
Poke_and_Peek FortID 2023 – Pwn files
Random_Keys FortID 2023 – Crypto files
Work_of_Art FortID 2023 – Reverse files