Home›1977 establishments in the United States›DES🌐한국어EnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ135035· pop 52· linked from 391 articlesDESAlso known as DEA, Data Encryption Algorithm블록 암호의 일종Key factsDesignersIBMFirst published1975 (Federal Register) (standardized in January 1977)Derived fromLuciferSuccessorsTriple DES , G-DES , DES-X , LOKI89 , ICEKey sizes56 bitsBlock sizes64 bitsStructureBalanced Feistel networkvia Wikipedia infoboxWikidata factsImageBoard300.jpgShow 1 more factP13411OsloSources (2)Gallery (4)Available in 51 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةAlbanianConnectionsNational Institute of Standards and TechnologyEntityFeistel cipherEntityCategories1977 establishments in the United StatesAmerican inventionsBlock ciphersBroken block ciphersComputer-related introductions in 1977Data Encryption Standard