$ ctf42

Challenges

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

Challenge CTF Weight Category Has
casino
#business-logic-flaw#negative-value
 TetCTF 2023 53.89 Crypto files wu 1
casino2
#prng-prediction#golang
 TetCTF 2023 53.89 Crypto files wu 1
algebra
#elliptic-curve-recovery
 TetCTF 2022 36.72 Crypto files wu 1
shares
#linear-algebra#secret-sharing
 TetCTF 2022 36.72 Crypto files wu 1
shares_v2
#meet-in-the-middle (mitm)#linear-algebra
 TetCTF 2022 36.72 Crypto files wu 1
adapt TetCTF 2024 74.41 Crypto files
flip TetCTF 2024 74.41 Crypto files
flip_v2 TetCTF 2024 74.41 Crypto files
preimage TetCTF 2024 74.41 Crypto files
enhancement TetCTF 2023 53.89 Crypto files
shuffle128 TetCTF 2023 53.89 Crypto files
shuffle64 TetCTF 2023 53.89 Crypto files
toy TetCTF 2023 53.89 Crypto files
fault TetCTF 2022 36.72 Crypto files