alphabet de chiffre

Traductions

• anglais

  Auteur : Commission des communautés européennes, 1981

  Définition

  A list of equivalents used to transform plaintext into secret form; as long as only one cipher alphabet is in use the system is called monoalphabetic; when two or more cipher alphabets are employed in some kind of prearranged pattern, the system becomes polyalphabetic.

  Terme :

  1. cipher alphabet