V2EX brute-force

Brute-force

释义 Definition

“暴力的;穷举的”。常指在没有巧妙策略时,依靠大量尝试穷举所有可能性来解决问题的方法;在计算机安全中常指“暴力破解/暴力攻击”(不断尝试密码组合等)。也可作动词用,表示“用蛮力/穷举法硬做出来”。

发音 Pronunciation (IPA)

/brut frs/

例句 Examples

He used a brute-force method to guess the code.
他用暴力穷举的方法去猜代码。

Instead of searching intelligently, the program brute-forced every possible key until it found the correct one, which took hours.
程序没有用更聪明的搜索策略,而是对每一种可能的密钥进行暴力穷举,直到找到正确答案,这花了好几个小时。

词源 Etymology

“Brute”源自拉丁语 brutus,意为“迟钝的、粗暴的”,在英语里常带有“蛮力、不讲技巧”的含义;“force”意为“力量”。合在一起,“brute-force”就指“靠力量硬推/硬试”的做法。后来在数学、算法与密码学语境中固定为“暴力法、穷举法”。

相关词 Related Words

文学与著作 Literary Works

  • Applied Cryptography(Bruce Schneier)讨论密码系统与攻击方式时常提到“brute-force attack(暴力破解)”。
  • The Code Book(Simon Singh)介绍密码史与破译方法时涉及“brute force(穷举/暴力尝试)”的概念。
  • Introduction to the Design and Analysis of Algorithms(Anany Levitin)以“brute-force”作为基础算法设计范式之一进行讲解。
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