$ ctf42

Challenges

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

Challenge CTF Weight Category Has
snowwy NexHunt 2025 – OSINT files
stawkaa_2 NexHunt 2025 – OSINT files
tarnished NexHunt 2025 – Reverse files
the_scribe NexHunt 2025 – Misc files
Cerberus MCTF 2023 Quals – Blockchain files wu 2
Curvebank MCTF 2023 Quals – Blockchain files wu 2
Drain_me_Baby MCTF 2023 Quals – Blockchain files wu 2
RaND0M MCTF 2023 Quals – Blockchain files wu 2
WEB_3.0_Welcome MCTF 2023 Quals – Blockchain files wu 2
Web_3_0_WELCOME MCTF 2023 Quals – Blockchain files wu 2
BSides_Only_invited_party BSidesAlgiers 2025 – Blockchain files
BSides_Only_invited_party_REVENGE BSidesAlgiers 2025 – Blockchain files
Bus_to_the_flag_1 BSidesAlgiers 2025 – Hardware files
Bus_to_the_flag_2 BSidesAlgiers 2025 – Hardware files
Deja_Vu BSidesAlgiers 2025 – Crypto files
Excavator BSidesAlgiers 2025 – Forensics files
Expensive_Shop BSidesAlgiers 2025 – Web files
Genie BSidesAlgiers 2025 – Crypto files
HBH BSidesAlgiers 2025 – Forensics files
Hart BSidesAlgiers 2025 – Forensics files
Laurels BSidesAlgiers 2025 – Forensics files
MyHalf BSidesAlgiers 2025 – Crypto files
Package_Delivery BSidesAlgiers 2025 – Forensics files
Peak4b00 BSidesAlgiers 2025 – Pwn files
Poor_Yooz BSidesAlgiers 2025 – Forensics files
Quantum_Interference BSidesAlgiers 2025 – Crypto files
Regection BSidesAlgiers 2025 – Web files
Snitchh BSidesAlgiers 2025 – Blockchain files
Very_Cool_Cryptosystem BSidesAlgiers 2025 – Crypto files
cosmos BSidesAlgiers 2025 – Reverse files
expect BSidesAlgiers 2025 – Web files
js BSidesAlgiers 2025 – Pwn files
library_vault BSidesAlgiers 2025 – Web files
matrix BSidesAlgiers 2025 – Reverse files
perspective BSidesAlgiers 2025 – Reverse files
1_TB_of_COBBLE_STONE MCTF 2025 Quals – Misc files
Cyber_Core MCTF 2025 Quals – Reverse files
Cyber_Core_REVENGE MCTF 2025 Quals – Reverse files
Cybershop MCTF 2025 Quals – Pwn files
Eidolon_Core MCTF 2025 Quals – Pwn files