🌐EnglishEnglishDeutschFrançaisNederlandsPolskiРусскийالعربية中文日本語EntityQ2185271· pop 10· linked from 50 articlesZygalski sheetsCryptologic technique used in World War IIAvailable in 10 languagesFrançaisDeutschРусскийالعربيةHebrewNederlandsPolskiSerbian (Latin)Ukrainianvia Wikidata sitelinks · CC0ConnectionscryptographyEntityBletchley ParkEntityCategoriesCipher Bureau (Poland)Cryptographic attacksPerforation-based computational toolsPolish inventionsScience and technology in Poland