$ ctf42

Challenges

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

Challenge CTF Weight Category Has
Scoreboard CRHC 2025 – Pwn files
Sleeping_Angel CRHC 2025 – Forensics files
Sleeping_Angel_Again CRHC 2025 – Forensics files
Spot_the_Anomaly CRHC 2025 – Reverse files
a_simple_login CRHC 2025 – Pwn files
boom CRHC 2025 – Misc files
brrrrr_is_math CRHC 2025 – Crypto files
easy_Padding_Oracle CRHC 2025 – Crypto files
fast_food_restaurant CRHC 2025 – Pwn files
flagshop CRHC 2025 – Reverse files
hahaha CRHC 2025 – Reverse files
real_human CRHC 2025 – Misc files
sharky CRHC 2025 – Misc files
xor_me CRHC 2025 – Crypto files
Baby_ROP_which_LemonTea_wants NoHackNoCTF 2025 23.47 Pwn files
Catch_The_Goose NoHackNoCTF 2025 23.47 Web files
Crackme NoHackNoCTF 2025 23.47 Misc files
Cute_Fox_Article_and_CGI NoHackNoCTF 2025 23.47 Pwn files
Encrypted NoHackNoCTF 2025 23.47 Reverse files
FRSA NoHackNoCTF 2025 23.47 Crypto files
ICED_SHELL NoHackNoCTF 2025 23.47 Reverse files
Lets_Cook_Some_Delicious_Goosei NoHackNoCTF 2025 23.47 Misc files
NOT_XSS NoHackNoCTF 2025 23.47 Web files
No.5_4_9 NoHackNoCTF 2025 23.47 Pwn files
No_Flag NoHackNoCTF 2025 23.47 Misc files
RANDES NoHackNoCTF 2025 23.47 Crypto files
Simple_Notebook_v2.0_b1 NoHackNoCTF 2025 23.47 Pwn files
Travel NoHackNoCTF 2025 23.47 Misc files
XXS_XSS NoHackNoCTF 2025 23.47 Web files
Yep_Another_Snake_Game NoHackNoCTF 2025 23.47 Reverse files
attack_CNN NoHackNoCTF 2025 23.47 Misc files
baby_r3v3rs3 NoHackNoCTF 2025 23.47 Reverse files
clannad_is_g00d_anim3 NoHackNoCTF 2025 23.47 Pwn files
flag_checker NoHackNoCTF 2025 23.47 Reverse files
gitgit NoHackNoCTF 2025 23.47 Misc files
wolf_Verifier NoHackNoCTF 2025 23.47 Crypto files
wolf_Verifier_Max NoHackNoCTF 2025 23.47 Crypto files
2DES TSCCTF 2025 – Crypto files
AES_Encryption_Oracle TSCCTF 2025 – Crypto files
A_Minecraft_SOC_Mission TSCCTF 2025 – Misc files