Home›Ancient Arcadia›مربع پولیبیوس🌐فارسیEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ846324· pop 21· linked from 73 articlesمربع پولیبیوسAlso known as Polybius checkerboardtype of cipherAvailable in 21 languagesEspañolFrançaisDeutsch日本語РусскийItalianoالعربيةBulgarianCatalanCzechConnectionsencryptionEntitytap codeEntityCategoriesAncient ArcadiaClassical ciphersHistory of telecommunicationsSteganography