$ ctf42

Challenges

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

Challenge CTF Weight Category Has
cloud_computing LA 2025 – Pwn files
crypt_of_the_necropuzzler LA 2025 – Reverse files
crypto_civilization LA 2025 – Crypto files
eepy LA 2025 – Pwn files
elfisyou LA 2025 – Reverse files
extended LA 2025 – Misc files
farquaad LA 2025 – Misc files
gamedev LA 2025 – Pwn files
gigachessbased LA 2025 – Web files
good_hash LA 2025 – Crypto files
insecure_submission LA 2025 – Misc files
lamp LA 2025 – Pwn files
library LA 2025 – Pwn files
mikumikubeam LA 2025 – Misc files
minceraft LA 2025 – Pwn files
mmapro LA 2025 – Pwn files
old_site LA 2025 – Web files
p_vs_np LA 2025 – Crypto files
patricks_paraflag LA 2025 – Reverse files
plinko LA 2025 – Web files
quickprime LA 2025 – Crypto files
shuffle_revenge LA 2025 – Crypto files
sneckos_lair LA 2025 – Misc files
state_change LA 2025 – Pwn files
the_eye LA 2025 – Reverse files
tokens_please LA 2025 – Misc files
too_loud_to_yap LA 2025 – Crypto files
unsafe LA 2025 – Pwn files
whack_a_mole LA 2025 – Web files
whats_my_number LA 2025 – Web files
Cool_New_Fonti LexingtonInformaticsTournament 2025 67.32 Misc files
LIT_Newsapp LexingtonInformaticsTournament 2025 67.32 Reverse files
Languages1 LexingtonInformaticsTournament 2025 67.32 Misc files
aahhi LexingtonInformaticsTournament 2025 67.32 Reverse files
cubic_shuffle LexingtonInformaticsTournament 2025 67.32 Crypto files
distilled_printf LexingtonInformaticsTournament 2025 67.32 Pwn files
encryption_two_ways LexingtonInformaticsTournament 2025 67.32 Crypto files
exif LexingtonInformaticsTournament 2025 67.32 Misc files
file_viewer LexingtonInformaticsTournament 2025 67.32 Web files
file_viewer_2 LexingtonInformaticsTournament 2025 67.32 Web files