$ ctf42

Challenges

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

2168 challenges · browse all techniques

Challenge CTF Weight Category Has
Bespoke_Superblock TraceBash 2026 25.00 Forensics files
Finger_Arithmetic TraceBash 2026 25.00 Reverse files
Follow_The_Yellow TraceBash 2026 25.00 Misc files
Frequency_Trap TraceBash 2026 25.00 Forensics files
Her_Last_Pic TraceBash 2026 25.00 Misc files
LayerCake TraceBash 2026 25.00 Reverse files
Nash_Jail TraceBash 2026 25.00 Misc files
Phase_Shift TraceBash 2026 25.00 Forensics files
Quantum_Executor TraceBash 2026 25.00 Reverse files
Rotating_Cogs TraceBash 2026 25.00 Reverse files
Something TraceBash 2026 25.00 Reverse files
The_Doctor_Said_Its_Fine TraceBash 2026 25.00 Misc files
The_Silent_Echo TraceBash 2026 25.00 Forensics files
Trusted_Rules TraceBash 2026 25.00 Web files
Unzip_Me TraceBash 2026 25.00 Misc files
Control_Plane Z0d1ak 2026 Quals 25.00 Misc files
Random_Click_1 Z0d1ak 2026 Quals 25.00 OSINT files
acoustic Z0d1ak 2026 Quals 25.00 Forensics files
mermaids_last_song Z0d1ak 2026 Quals 25.00 Forensics files
Booking_Key nullconHackIM 2026 Goa – Crypto files
Coverup nullconHackIM 2026 Goa – Reverse files
Going_in_circles nullconHackIM 2026 Goa – Crypto files
Hashinator nullconHackIM 2026 Goa – Reverse files
Matrixfun_II nullconHackIM 2026 Goa – Crypto files
Meowy nullconHackIM 2026 Goa – Web files
Opalist nullconHackIM 2026 Goa – Reverse files
Pasty nullconHackIM 2026 Goa – Web files
Seen nullconHackIM 2026 Goa – Misc files
TLS nullconHackIM 2026 Goa – Crypto files
Tetraes nullconHackIM 2026 Goa – Crypto files
Web_2_Doc_1 nullconHackIM 2026 Goa – Web files
ZFS_rescue nullconHackIM 2026 Goa – Misc files
asan_bazar nullconHackIM 2026 Goa – Pwn files
atomizer nullconHackIM 2026 Goa – Pwn files
emoji nullconHackIM 2026 Goa – Misc files
encodinator nullconHackIM 2026 Goa – Pwn files
hashchain nullconHackIM 2026 Goa – Pwn files
rdctd_1 nullconHackIM 2026 Goa – Misc files
rdctd_2 nullconHackIM 2026 Goa – Misc files
rdctd_3 nullconHackIM 2026 Goa – Misc files