🌐EnglishEnglishDeutschEspañolTiếng ViệtРусскийالعربية中文EntityQ1124307· pop 6· linked from 60 articlestwo-square cipherEncryption techniqueAvailable in 6 languagesEspañolDeutschРусскийTiếng ViệtUkrainianvia Wikidata sitelinks · CC0ConnectionsencryptionEntitysymmetric-key algorithmEntityCategoriesClassical ciphers