スキュタレー

noun

scytale

A historical cryptographic tool: a cylinder used with a wrapped strip of parchment to perform a transposition cipher. Domain-specific term; not in everyday vocabulary.

from Greek

• スキュタレーは古こ代だいギリシャで使つかわれた暗あん号ごう装そう置ちの一ひとつだ。

  The scytale is one of the cryptographic devices used in ancient Greece.