Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Ga kowane cipher, mafi asali Hanyar kai hari ne m karfi <unk>trying kowane yiwu key a nuna. Tsawon maɓallin yana ƙayyade adadin maɓallan da za a iya yi, sabili da haka yiwuwar wannan tsarin. Don DES, an yi tambayoyi game da isasshen girman maɓallin sa tun da wuri, tun kafin a karɓa a matsayin mizani, kuma ƙaramin girman maɓallin ne, maimakon ƙididdigar ka'idar, wanda ke nuna buƙatar maye gurbin algorithm. Sakamakon tattaunawa da ya shafi masu ba da shawara na waje ciki har da NSA, an rage girman maɓallin daga 128 zuwa 56 don dacewa da guntu ɗaya.  Tambaya: Wace hanya ce ta asali ta warware lambar?
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