Category: Crypto Points: 180 Solves: 55 Description:
My knapsack brings all the boys to the yard, and they're like "that crypto is hard" (note: this flag is not in the flag{} format)
Team Points Submission dcua 187 2 days ago gallopsled 183 2 days ago fuzzi3 181 2 days ago
MHナップザック暗号。density=0.9で低密度攻撃が可能。部分和問題を最短ベクトル問題に落とし込み、LLLアルゴリズムを使って解く。