$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
Reset

327 challenges · browse all techniques

Challenge CTF Weight Category Has
Leak BKISC 2026 – Web files
Lighter_Total BKISC 2026 – Web files
Lookout BKISC 2026 – Forensics files
Matrix BKISC 2026 – Crypto files
Merge BKISC 2026 – Reverse files
Mr_Beach_Coin BKISC 2026 – Blockchain files
Powerful_DFS BKISC 2026 – Pwn files
Restoration_Registry_Daemon BKISC 2026 – Pwn files
SaaS BKISC 2026 – Crypto files
Seaseasea BKISC 2026 – Crypto files
Seaseasea_Revenge BKISC 2026 – Crypto files
Secure_Notes BKISC 2026 – Web files
Shellcode BKISC 2026 – Pwn files
Slash_Slash_Slash BKISC 2026 – OSINT files
Split BKISC 2026 – Reverse files
Stegmaxxing BKISC 2026 – Misc files
Tetris BKISC 2026 – Reverse files
The_Interview BKISC 2026 – Forensics files
Trusted_Upstream BKISC 2026 – Web files
Zopslop BKISC 2026 – Misc files
ezAES BKISC 2026 – Reverse files
Boring_Signing WannaGameChampionship 2025 – Crypto files
Clair_Obscur WannaGameChampionship 2025 – Crypto files
Communicate WannaGameChampionship 2025 – Forensics files
Confusius WannaGameChampionship 2025 – Pwn files
Dejavu WannaGameChampionship 2025 – Pwn files
Dragons_Hoard WannaGameChampionship 2025 – Blockchain files
Dutchman_app WannaGameChampionship 2025 – Reverse files
Freex WannaGameChampionship 2025 – Blockchain files
Hack_this_thing_please_folded_hands_loudly_crying_face WannaGameChampionship 2025 – Pwn files
Hide_and_Seek WannaGameChampionship 2025 – Forensics files
Interesting_Signing WannaGameChampionship 2025 – Crypto files
King_Halo WannaGameChampionship 2025 – Crypto files
Linear_101 WannaGameChampionship 2025 – Crypto files
NoteManager WannaGameChampionship 2025 – Web files
Note_Storage WannaGameChampionship 2025 – Web files
OOP WannaGameChampionship 2025 – Pwn files
Protocols WannaGameChampionship 2025 – Reverse files
Pwn_the_Padoru WannaGameChampionship 2025 – Web files
Pwn_the_Padoru_Revenge WannaGameChampionship 2025 – Web files