$ ctf42

Challenges

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

Challenge CTF Weight Category Has
Gelatino Securinets 2026 Quals 85.12 Hardware files
Brick_by_Brick UMassCTF 2026 65.95 Hardware files
Smart_Brick_v2 UMassCTF 2026 65.95 Hardware files
10X54 V1T 2026 22.14 Hardware files
Barely_Legal_Experience V1T 2026 22.14 Hardware files
XTS_AES V1T 2026 22.14 Hardware files
Bit_Mosaic ASIS 2025 Finals 96.29 Hardware files
ESP_Home ASIS 2025 Finals 96.29 Hardware files
Chrono_Specter_The_Phantom_Execution ApoorvCTF 2025 24.10 Hardware files
Ghost_Signal_Uchiha_s_Cipher ApoorvCTF 2025 24.10 Hardware files
Secret_Guarding_Itself ApoorvCTF 2025 24.10 Hardware files
The_Cursed_Console ApoorvCTF 2025 24.10 Hardware files
Sifaka Auvergnhack 2025 – Hardware files
Wooly Auvergnhack 2025 – Hardware files
zitf Auvergnhack 2025 – Hardware files
Old_Skool BITSCTF 2025 – Hardware files
To_The_Moon BITSCTF 2025 – Hardware files
ulation BITSCTF 2025 – Hardware files
IOT_Sucks BlitzCTF 2025 23.20 Hardware files
Redstone_Logic_1 BlitzCTF 2025 23.20 Hardware files
Redstone_Logic_2 BlitzCTF 2025 23.20 Hardware files
Phantom_Vault H7CTF 2025 22.56 Hardware files
dotdotdot IrisCTF 2025 34.30 Hardware files src
Beneath_the_Surface L3akCTF 2025 24.43 Hardware files
Strange_Transmission L3akCTF 2025 24.43 Hardware files
Not_your_Karnaugh_diagram QnQSec 2025 24.76 Hardware files
SmartCoffee QnQSec 2025 24.76 Hardware files
IR_Fan UMassCTF 2025 48.38 Hardware files
Water_Tank bi0sCTF 2025 95.79 Hardware files
found_in_madras bi0sCTF 2025 95.79 Hardware files
illegal_beeps bi0sCTF 2025 95.79 Hardware files
lost_in_madras bi0sCTF 2025 95.79 Hardware files
False_Promise niteCTF 2025 – Hardware files
Memlock niteCTF 2025 – Hardware files
Middle_Fingers niteCTF 2025 – Hardware files
Powerless niteCTF 2025 – Hardware files
Squinty 0xL4ugh 2024 25.00 Hardware files
Friday ASIS 2024 Finals 66.25 Hardware files
No_visible_signs ASIS 2024 Finals 66.25 Hardware files
Torando ASIS 2024 Finals 66.25 Hardware files