$ ctf42

Challenges

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

Challenge CTF Weight Category Has
Chip8_Emulator 0xFUN 2026 17.74 Reverse files
DTMF 0xFUN 2026 17.74 Forensics files
Deep_Fried_Data 0xFUN 2026 17.74 Misc files
Digital_Transition 0xFUN 2026 17.74 Hardware files
Dots 0xFUN 2026 17.74 Misc files
Emojis 0xFUN 2026 17.74 Misc files
Fridge 0xFUN 2026 17.74 Pwn files
GeoSkill 0xFUN 2026 17.74 OSINT files
Guess_The_Seed 0xFUN 2026 17.74 Reverse files
Hawk_IH4DI 0xFUN 2026 17.74 Crypto files
Hawk_II 0xFUN 2026 17.74 Crypto files
Insanity_1 0xFUN 2026 17.74 Misc files
Liminal 0xFUN 2026 17.74 Reverse files
Lines_of_Contact 0xFUN 2026 17.74 Forensics files
MeOwl_ECC 0xFUN 2026 17.74 Crypto files
Melodie 0xFUN 2026 17.74 Forensics files
Music 0xFUN 2026 17.74 Crypto files
Nanom_dinam_itee 0xFUN 2026 17.74 Reverse files
Nothing_Expected 0xFUN 2026 17.74 Forensics files
Oracle 0xFUN 2026 17.74 Crypto files
Packet_Stream 0xFUN 2026 17.74 Hardware files
Pharaohs_Curse 0xFUN 2026 17.74 Reverse files
Pixel_Rehab 0xFUN 2026 17.74 Forensics files
SkyPort_Ops 0xFUN 2026 17.74 Web files
Skyglyph_II_Blind_Drift 0xFUN 2026 17.74 Misc files
Skyglyph_I_Guide_Star 0xFUN 2026 17.74 Misc files
Spectrum 0xFUN 2026 17.74 Misc files
TLSB 0xFUN 2026 17.74 Forensics files
Temptation._Stone._Silence. 0xFUN 2026 17.74 OSINT files
The_Fortune_Teller 0xFUN 2026 17.74 Crypto files
The_Roulette_Conspiracy 0xFUN 2026 17.74 Crypto files
Tragedy 0xFUN 2026 17.74 OSINT files
UART 0xFUN 2026 17.74 Misc files
Unravel_Me 0xFUN 2026 17.74 Reverse files
Warden 0xFUN 2026 17.74 Pwn files
What_you_have 0xFUN 2026 17.74 Pwn files
baby_HAWK 0xFUN 2026 17.74 Crypto files
bit_flips 0xFUN 2026 17.74 Pwn files
chaos 0xFUN 2026 17.74 Pwn files
pingpong 0xFUN 2026 17.74 Reverse files