trapdoor function

English

From the idea that it is easy to fall through a trapdoor but difficult to climb back out.

trapdoor function (plural trapdoor functions)

(mathematics, cryptography) A function that is easy to compute in one direction but difficult to compute in the opposite direction (finding its inverse) without special information.

单词	trapdoor function
释义	trapdoor function English Etymology From the idea that it is easy to fall through a trapdoor but difficult to climb back out. Noun trapdoor function (plural trapdoor functions) (mathematics, cryptography) A function that is easy to compute in one direction but difficult to compute in the opposite direction (finding its inverse) without special information.
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