$ ctf42

Challenges

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

22 challenges · browse all techniques

Challenge CTF Weight Category Has
Mayhem
#malware-unpacking
 NahamCon 2023 34.82 Reverse files wu 1
Time_Machine
#s390x-reversing
 NahamCon 2022 24.61 Reverse files wu 1
babyrev
#password-check-reversing
 NahamCon 2022 24.61 Reverse files wu 2
Deflation_Gangster NahamCon 2025 53.77 Reverse files
FlagsFlagsFlags NahamCon 2025 53.77 Reverse files
Its_Locked NahamCon 2025 53.77 Reverse files
Its_one_syscall_Michael NahamCon 2025 53.77 Reverse files
Noi_Not_againi NahamCon 2025 53.77 Reverse files
Whats_a_base_amongst_friends NahamCon 2025 53.77 Reverse files
A_Locked_Box NahamCon 2024 41.61 Reverse files
Breaking_Point NahamCon 2024 41.61 Reverse files
IPromise NahamCon 2024 41.61 Reverse files
I_Can_Run_That NahamCon 2024 41.61 Reverse files
Taylors_First_Swift NahamCon 2024 41.61 Reverse files
Whats_in_the_Box NahamCon 2024 41.61 Reverse files
The_Sandbox NahamCon 2023 34.82 Reverse files
ur_a_wizard NahamCon 2023 34.82 Reverse files
writeright NahamCon 2023 34.82 Reverse files
GoJargonGo NahamCon 2022 EU 24.61 Reverse files
Kamikaze NahamCon 2022 24.61 Reverse files
padlock NahamCon 2022 EU 24.61 Reverse files
rick NahamCon 2022 EU 24.61 Reverse files