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[Information Security] Symmetric Encryption and Message Confidentiality

Type of operations﹒substitution : each element in the plaintext is mapped into another element﹒transposition : elements in plintext are reagrrangedThe number of keys used﹒symmetric : sender & receiver use same key﹒asymmetric : sender & receiver each use a different keyThe way in which the plaintext is processed﹒block cipher : processes input one block of elements at a time﹒stream cipher : proces..
Computer Science/보안 2025. 3. 30. 12:38
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