QuestionQ147Verified/CryptographyCopy linkReport a problemAsk AstroTutorSave questionWhat is the effective key length, in bits, of the Data Encryption Standard (DES) algorithm?A168B128C56D64Show AnswerAnswerExplanationDES has a 64-bit key field in which 8 bits are parity bits, so only 56 bits provide effective cryptographic key strength.Learn moreNIST FIPS 46-3: Data Encryption StandardShow comments0Show commentsCommunity DiscussionNo comments yet. Be the first to start the discussion!
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