$ ctf42

Challenges

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

Challenge CTF Weight Category Has
RSA
#rsa#symmetric-polynomial#vieta
 Srdnlen 2023 24.17 Crypto files wu 1
Fancy_e
#rsa#wiener-attack
 Srdnlen 2022 24.17 Crypto files wu 1
FHAES Srdnlen 2026 Quals 34.76 Crypto files
Faulty_Mayo Srdnlen 2026 Quals 34.76 Crypto files
Lightweight Srdnlen 2026 Quals 34.76 Crypto files
Threshold Srdnlen 2026 Quals 34.76 Crypto files
Based_sbox Srdnlen 2025 – Crypto files
Chess Srdnlen 2025 – Crypto files
Confusion Srdnlen 2025 – Crypto files
zk_Openings Srdnlen 2025 – Crypto files
BabyOrNot Srdnlen 2023 24.17 Crypto files
L337tery Srdnlen 2023 24.17 Crypto files
MPDH Srdnlen 2023 24.17 Crypto files
RSB Srdnlen 2023 24.17 Crypto files
EasyRSA Srdnlen 2022 24.17 Crypto files
GiveMeABag Srdnlen 2022 24.17 Crypto files
OneFlagPadding Srdnlen 2022 24.17 Crypto files
WtfRSA Srdnlen 2022 24.17 Crypto files