Last Updated：2025/12/06
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Researchers demonstrated a second preimage attack against the legacy hash function, forcing a migration to more secure algorithms.
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Researchers demonstrated a second preimage attack against the legacy hash function, forcing a migration to more secure algorithms.
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Related words
second preimage attack
Noun
Japanese Meaning
暗号学において、ハッシュ関数に対する攻撃手法の一種です。与えられたハッシュ値およびその対応する入力が存在する状況で、（総当たり攻撃よりも高速に）同じハッシュ値を生成する別の入力値（セカンドプリイメージ）を見つけ出す攻撃を指します。
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