$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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7364 challenges · browse all techniques

Challenge CTF Weight Category Has
ads BSidesSF 2026 25.00 Forensics files
blockman_builder BSidesSF 2026 25.00 Pwn files
builds_as_a_service BSidesSF 2026 25.00 Misc files
caesar1 BSidesSF 2026 25.00 Crypto files
cdimage BSidesSF 2026 25.00 Forensics files
crossworthy2026 BSidesSF 2026 25.00 Misc files
dodecacrypt BSidesSF 2026 25.00 Crypto files
doremi BSidesSF 2026 25.00 Mobile files
flag_factory_pro BSidesSF 2026 25.00 Reverse files
i_love_my_bf_part1 BSidesSF 2026 25.00 Reverse files
i_love_my_bf_part2 BSidesSF 2026 25.00 Reverse files
i_love_my_bf_part3 BSidesSF 2026 25.00 Reverse files
image_progress BSidesSF 2026 25.00 Forensics files
inheritance BSidesSF 2026 25.00 Pwn files
jengacrypt BSidesSF 2026 25.00 Reverse files
kproof BSidesSF 2026 25.00 Crypto files
lfstream BSidesSF 2026 25.00 Crypto files
nameme BSidesSF 2026 25.00 Pwn files
orphan BSidesSF 2026 25.00 Forensics files
readme BSidesSF 2026 25.00 Pwn files
readwritecallme BSidesSF 2026 25.00 Pwn files
readwriteme BSidesSF 2026 25.00 Pwn files
rugdoctor BSidesSF 2026 25.00 Pwn files
seeing_double BSidesSF 2026 25.00 Forensics files
tokencrypt BSidesSF 2026 25.00 Crypto files
turn_back_the_clock BSidesSF 2026 25.00 Forensics files
vinyl_drop BSidesSF 2026 25.00 Mobile files
wromwarp BSidesSF 2026 25.00 Pwn files
2bird2can DEFCON 2026 Quals 63.22 Reverse files
Bird_Blog DEFCON 2026 Quals 63.22 Web files
Birdhouse DEFCON 2026 Quals 63.22 Reverse files
Math_Is_Hard DEFCON 2026 Quals 63.22 Reverse files
My_Favorite_Instructions DEFCON 2026 Quals 63.22 Reverse files
Night_Owl DEFCON 2026 Quals 63.22 Reverse files
Pixels_and_Nicotine DEFCON 2026 Quals 63.22 Reverse files
Soaring_Swifts DEFCON 2026 Quals 63.22 Reverse files
Stick_Drift DEFCON 2026 Quals 63.22 Reverse files
Stork DEFCON 2026 Quals 63.22 Pwn files
The_Black_Talon DEFCON 2026 Quals 63.22 Crypto files
Waybird_Machine DEFCON 2026 Quals 63.22 Web files