Playfair cipher

短语

词形变化

Playfair ciphers 复数 Playfair ciphers

别名

Playfair

释义与例句

n.
  1. 1.

    A manual symmetric encryption technique that encrypts pairs of letters (digraphs).

词源

Named after Lord Playfair, who promoted it. (It was invented in 1854 by Charles Wheatstone.)

来源：wiktionary