$ ctf42

Challenges

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

393 challenges · browse all techniques

Challenge CTF Weight Category Has
notes1 Defcamp 2020 – Misc files
notes2 Defcamp 2020 – Misc files
numbers Defcamp 2020 – Misc files
obey-the-rules Defcamp 2020 – Misc files
off Defcamp 2020 – Misc files
offensive-honeypot Defcamp 2020 – Misc files
oo Defcamp 2020 – Misc files
ropper Defcamp 2020 – Misc files
secret Defcamp 2020 – Misc files
slot Defcamp 2020 – Misc files
think-twice-before-speaking-once Defcamp 2020 – Misc files
doiknowyou X-MAS 2020 – Misc files
euphorbia_pulcherrima X-MAS 2020 – Misc files
galois_love_letters X-MAS 2020 – Misc files
mmap X-MAS 2020 – Misc files
naughty X-MAS 2020 – Misc files
santasdatabasegoskrrr X-MAS 2020 – Misc files
lucky2 Defcamp 2018 Quals 18.75 Misc files
Pinkie_Gift X-MAS 2018 – Misc files
Relay_in_the_Noise UNbreakableInternational 2026 – Forensics files
Tokio_Magic UNbreakableInternational 2026 – Crypto files
Unholy_Land UNbreakableInternational 2026 – Forensics files
atypical_heap UNbreakableInternational 2026 – Pwn files
atypical_heap_revenge UNbreakableInternational 2026 – Pwn files
control UNbreakableInternational 2026 – Misc files
demolition UNbreakableInternational 2026 – Web files
icarus UNbreakableInternational 2026 – Misc files
jumpy UNbreakableInternational 2026 – Reverse files
riga_crypto UNbreakableInternational 2026 – Crypto files
sine UNbreakableInternational 2026 – Web files
substrate UNbreakableInternational 2026 – Reverse files
svfgp UNbreakableInternational 2026 – Web files
the_flag_is_a_lie UNbreakableInternational 2026 – Reverse files
toxicwaste UNbreakableInternational 2026 – Crypto files
ufo_sightings UNbreakableInternational 2026 – OSINT files
webd_art UNbreakableInternational 2026 – Reverse files
Andromeda_Casino_Horses UniVsThreats 2026 Quals 18.35 Blockchain files
Bro_is_not_an_astronaut UniVsThreats 2026 Quals 18.35 Forensics files
Celestial_Body UniVsThreats 2026 Quals 18.35 Crypto files
Millers_Planet UniVsThreats 2026 Quals 18.35 Pwn files