March 2018
Beginner to intermediate
656 pages
20h 9m
English
Content preview from Mastering Blockchain - Second Edition
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Cipher Block Chaining
In Cipher Block Chaining (CBC) mode, each block of plaintext is XOR'd with the previously-encrypted block. CBC mode uses the Initialization Vector (IV) to encrypt the first block. It is recommended that the IV be randomly chosen:
Cipher block chaining mode