$ ctf42

Challenges

Category
Difficulty
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Higher weight ≈ harder, more prestigious event.
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7364 challenges · browse all techniques

Challenge CTF Weight Category Has
flag_auction LexingtonInformaticsTournament 2025 67.32 Web files
flag_printer_revisited LexingtonInformaticsTournament 2025 67.32 Misc files
flippin_printf LexingtonInformaticsTournament 2025 67.32 Pwn files
geoguessr1 LexingtonInformaticsTournament 2025 67.32 Misc files
group_chat LexingtonInformaticsTournament 2025 67.32 Web files
group_chat_2 LexingtonInformaticsTournament 2025 67.32 Web files
im_lagging LexingtonInformaticsTournament 2025 67.32 Crypto files
impossible_string_challenge LexingtonInformaticsTournament 2025 67.32 Pwn files
jailpy3 LexingtonInformaticsTournament 2025 67.32 Reverse files
kaizo_brackeys LexingtonInformaticsTournament 2025 67.32 Reverse files
l1t_x00n3wsAAAAAAApp_n LexingtonInformaticsTournament 2025 67.32 Pwn files
lcgcg LexingtonInformaticsTournament 2025 67.32 Crypto files
mergesort LexingtonInformaticsTournament 2025 67.32 Reverse files
my_first_website LexingtonInformaticsTournament 2025 67.32 Web files
name LexingtonInformaticsTournament 2025 67.32 Misc files
name_2 LexingtonInformaticsTournament 2025 67.32 Misc files
no_nonsense LexingtonInformaticsTournament 2025 67.32 Pwn files
note LexingtonInformaticsTournament 2025 67.32 Pwn files
one_hint LexingtonInformaticsTournament 2025 67.32 Crypto files
oops LexingtonInformaticsTournament 2025 67.32 Reverse files
permutation LexingtonInformaticsTournament 2025 67.32 Pwn files
plug_and_chug LexingtonInformaticsTournament 2025 67.32 Crypto files
rng5050 LexingtonInformaticsTournament 2025 67.32 Crypto files
signs LexingtonInformaticsTournament 2025 67.32 Crypto files
stillest_printf LexingtonInformaticsTournament 2025 67.32 Pwn files
tabled LexingtonInformaticsTournament 2025 67.32 Web files
the_mound LexingtonInformaticsTournament 2025 67.32 Pwn files
worlds_hardest_quiz LexingtonInformaticsTournament 2025 67.32 Web files
Electronic_Christmas_Book MetaCTF 2025 – Crypto files
Gift_Hunt MetaCTF 2025 – OSINT files
Gigs MetaCTF 2025 – Web files
Hunt_and_Peck MetaCTF 2025 – Forensics files
Opermutated MetaCTF 2025 – Reverse files
Perl_Poetry MetaCTF 2025 – Misc files
Santas_Christmas_Calculator MetaCTF 2025 – Pwn files
Satellite_Command MetaCTF 2025 – Pwn files
ShaNOISEmir MetaCTF 2025 – Crypto files
Steal_The_Xmas MetaCTF 2025 – Reverse files
Cookie_Encryption NahamCon 2025 53.77 Crypto files
Cookie_Encryption_2 NahamCon 2025 53.77 Crypto files