EntityQ543151· pop 33· linked from 719 articlesblock cipherSign in to savecipher that works on fixed-size blocks of bitsConnectionsblock cipher mode of operationEntityFeistel cipherEntityconfusion and diffusionEntitycryptographyEntityencryptionEntitybijectionEntityNational Institute of Standards and TechnologyEntityexclusive orEntityInternational Data Encryption AlgorithmEntitysubstitution boxEntitykey sizeEntitychosen-plaintext attackEntitySecure channelEntityoutline of cryptographyEntitysoftwareEntitybankEntityInternational Standard Book NumberEntityalgorithmEntitycryptocurrencyEntityWayback MachineEntityCategoriesBlock ciphersCryptographic primitives