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Security Dictionary
Can't tell 'smtp' from 'snmp'? Find the precise meaning of these and hundreds of other security-related terms in our convenient and up-to-date Security Dictionary.
cipher block chaining (CBC)
(I) An block cipher mode that enhances electronic codebook mode by
chaining together blocks of ciphertext it produces. [FP081] (See:
[R1829], [R2451].)
(C) This mode operates by combining (exclusive OR-ing) the
algorithm's ciphertext output block with the next plaintext block
to form the next input block for the algorithm.
