feistel cipher

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|cryptography}} A [[symmetric]] [[structure]] used in the [[construction]] of [[block cipher]]s. It is an [[iterated]] cipher with an internal [[function]] called a round function.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.